118 results on '"Chalian AA"'
Search Results
2. Sexual issues in special populations: geriatric oncology - sexuality and older adults.
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Kagan SH, Holland N, and Chalian AA
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OBJECTIVE: To provide an overview of sexuality and sexual expression in older adult cancer survivors and to outline implications for nursing and interdisciplinary practice. DATA SOURCES: Research articles, abstracts, reviews, and clinical expertise. CONCLUSION: Unique features of sexuality in late life provide evidence to support clinical exploration of sexuality for older adult cancer survivors. Approaches to intervention with older adult cancer survivors are predicated on adaptation of best practices in sexuality and sexual health to create care that is sensitive to age and generation. Targeted research in sexuality for older adult cancer survivors includes intimacy, relationship, sexual experience, and imbedded sexual behavior. IMPLICATIONS FOR NURSING PRACTICE: Nurses can improve the care of older adults with cancer by careful consideration of intimacy and sexuality using standards of practice with younger adults integrated with understanding of issues unique to later life. Copyright © 2008 by Elsevier Inc. [ABSTRACT FROM AUTHOR]
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- 2008
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3. Relative risk of stroke in head and neck carcinoma patients treated with external cervical irradiation.
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Haynes JC, Machtay M, Weber RS, Weinstein GS, Chalian AA, and Rosenthal DI
- Published
- 2002
4. Detection of recurrent head and neck squamous cell carcinomas after radiation therapy with 2-18F-fluoro-2-deoxy-D-glucose positron emission tomography.
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Farber LA, Benard F, Machtay M, Smith RJ, Weber RS, Weinstein GS, Chalian AA, Alavi A, Rosenthal DI, Farber, L A, Benard, F, Machtay, M, Smith, R J, Weber, R S, Weinstein, G S, Chalian, A A, Alavi, A, and Rosenthal, D I
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Objectives/hypothesis: Fluorodeoxyglucose positron emission tomography (FDG-PET) has been proposed as a sensitive method to diagnose and stage various malignancies. We assessed the efficacy of FDG-PET imaging in distinguishing tumor persistence/recurrence from posttreatment changes following radiation therapy for squamous carcinomas of the head and neckStudy Design: Retrospective analysis of FDG-PET results compared with biopsy results or outcome, or both.Methods: Twenty-eight patients who had undergone radiation therapy with or without surgery for treatment of squamous cell carcinoma were studied with FDG-PET imaging. There was clinical suspicion for recurrence in each patient, but no obvious mass or lesion to biopsy was found on physical examination or anatomic imaging. The results of FDG-PET imaging were compared with those of biopsy or clinical follow-up of at least 6 months, or both.Results: FDG-PET imaging was positive in 13 patients, and the presence of active disease was confirmed in 12. Two thirds of the 12 received further cancer treatment. There were 15 negative FDG-PET images. Thirteen of these were confirmed true-negative images, but two studies were false-negative images. The sensitivity and specificity of FDG-PET were 86% and 93%, respectively, with positive and negative predictive values of 92% and 87%, respectively. The overall accuracy was 89%.Conclusion: FDG-PET imaging is a useful modality to distinguish tumor persistence/recurrence from radiation-induced tissue changes in the neck following treatment for head and neck cancer. FDG-PET can identify patients who may benefit from further treatment, and may lead to improved outcome for individual patients. [ABSTRACT FROM AUTHOR]- Published
- 1999
5. Nerve cell adhesion molecule expression in squamous cell carcinoma of the head and neck: a predictor of propensity toward perineural spread.
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McLaughlin RB Jr., Montone KT, Wall SJ, Chalian AA, Weinstein GS, Roberts SA, Wolf PF, Weber RS, McLaughlin, R B Jr, Montone, K T, Wall, S J, Chalian, A A, Weinstein, G S, Roberts, S A, Wolf, P F, and Weber, R S
- Abstract
Objective: To evaluate head and neck squamous cell carcinomas (SCCAs) for the expression of nerve cell adhesion molecule (N-CAM). We propose that expression of N-CAM by tumor cells may be associated with perineural invasion in SCCA of the head and neck.Methods: Seventy-six archived specimens of histologically proven SCCA were analyzed by immunohistochemistry for the expression of N-CAM. Positive and negative controls were used to assess staining. Two sections of each specimen were reviewed for the presence of perineural invasion. A retrospective chart review was performed for each patient that corresponded to the above specimens.Results: Perineural invasion was present in 28 (37%) of the 76 patients evaluated for the expression of N-CAM. N-CAM expression was demonstrated in 38 (50%) of the 76 specimens. The incidence of N-CAM expression was significantly associated with perineural invasion (P = .002). There was no significant association between the presence of staining or the presence of perineural invasion and the incidence of locoregional recurrence, distant metastasis, or survival status; however, the mean follow-up was only 13.6 months (range, 1-49 mo).Conclusion: There is a positive correlation between the presence of N-CAM expression and perineural invasion in SCCA of the head and neck. The expression of this adhesion molecule by tumor cells may facilitate both homophilic cell-to-cell and heterophilic cell-to-substrate adhesion, thereby enabling the tumor cells to use the perineural tissues or neural cells, or both as a conduit for perineural spread. [ABSTRACT FROM AUTHOR]- Published
- 1999
6. Clinical practice guideline: benign paroxysmal positional vertigo.
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Bhattacharyya N, Baugh RF, Orvidas L, Barrs D, Bronston LJ, Cass S, Chalian AA, Desmond AL, Earll JM, Fife TD, Fuller DC, Judge JO, Mann NR, Rosenfeld RM, Schuring LT, Steiner RWP, Whitney SL, and Haidari J
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- 2008
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7. Risk Factors for Plate Infection, Exposure, and Removal in Mandibular Reconstruction.
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Shah KV, Patel SD, Rajasekaran K, Cannady SB, Chalian AA, and Brody RM
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- Humans, Male, Retrospective Studies, Female, Middle Aged, Risk Factors, Aged, Postoperative Complications epidemiology, Device Removal, Adult, Prosthesis-Related Infections etiology, Prosthesis-Related Infections epidemiology, Bone Plates adverse effects, Mandibular Reconstruction methods
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Objective: Mandibular plate reconstruction (MPR) is often indicated after tumor ablation, osteoradionecrosis excision, and traumatic bone loss to restore oral functionality and facial cosmetics. There are limited analyses identifying risk factors that lead to plate infection (PIn), exposure, and removal ("plate complications")., Study Design: Retrospective cohort study., Setting: Academic tertiary medical center., Methods: Patients who underwent MPR from 2013 to 2022 were identified. Risk factors for plate complications were analyzed based on demographic, clinical, intraoperative, and postoperative factors. Multivariable analysis was conducted with logistic regression. Survival analysis was conducted with a Cox model., Results: Of the 188 patients analyzed, 48 (25.5%) had a plate complication [infection: 22 (11.7%); exposure: 23 (12.2%); removal: 35 (18.6%)]. Multivariate analysis revealed predictive associations between at least 1 plate complication and the following variables: smoking status, soft tissue defect size, number of plates, average screw length, and various postoperative complications. Other associations approached the threshold for significance. Prior and adjuvant radiation therapy, type of free flap, stock versus custom plates, and perioperative antibiotic prophylaxis regimens were not associated with plate complications. No plate complication was independently associated with lower overall survival. PIn (hazard ratio, HR: 7.99, confidence interval, CI [4.11, 15.54]) and exposure (HR: 3.56, CI [1.79, 7.08]) were independently associated with higher rates of plate removal., Conclusion: Plate complications are relatively common after MPR. Smoking history, specific disease characteristics, hardware used during surgery, and postoperative complications may help identify higher-risk patients, but additional larger-scale studies are needed to validate our findings and resolve discrepancies in the current literature., (© 2024 The Author(s). Otolaryngology–Head and Neck Surgery published by Wiley Periodicals LLC on behalf of American Academy of Otolaryngology–Head and Neck Surgery Foundation.)
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- 2024
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8. Post-operative Monitoring for Head and Neck Microvascular Reconstruction in the Era of Resident Duty Hour Restrictions: A Retrospective Cohort Study Comparing 2 Monitoring Protocols.
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Anagnos VJ, Brody RM, Carey RM, De Ravin E, Tasche KK, Newman JG, Shanti RM, Chalian AA, Rassekh CH, Weinstein GS, O'Malley BW Jr, and Cannady Md SB
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- Humans, Retrospective Studies, Treatment Outcome, Postoperative Complications epidemiology, Postoperative Complications etiology, Plastic Surgery Procedures, Head and Neck Neoplasms surgery, Head and Neck Neoplasms complications, Free Tissue Flaps blood supply
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Objectives: To determine whether 2 different methods of post-operative head and neck free flap monitoring affect flap failure and complication rates., Methods: A retrospective chart review of 803 free flaps performed for head and neck reconstruction by the same microvascular surgeon between July 2013 and July 2020 at 2 separate hospitals within the same healthcare system. Four-hundred ten free flaps (51%) were performed at Hospital A, a medical center where flap checks were performed at frequent, scheduled intervals by in-house resident physicians and nurses; 393 free flaps (49%) were performed at Hospital B, a medical center where flap checks were performed regularly by nursing staff with resident physician evaluation as needed. Total free flap failure, partial free flap failure, and complications (consisting of wound infection, fistula, and reoperation within 1 month) were assessed., Results: There were no significant differences between Hospitals A and B when comparing rates of total free flap failure, partial free flap failure, complication, or re-operation ( P = .27, P = .66, P = .65, P = .29, respectively). There were no significant differences in urgent re-operation rates for flap compromise secondary to thrombosis and hematoma ( P = .54)., Conclusions: In our series, free flap outcomes did not vary based on the degree of flap monitoring by resident physicians. This data supports the ability of a high-volume, well-trained, nursing-led flap monitoring program to detect flap compromise in an efficient fashion while limiting resident physician obligations in the age of resident duty hour restrictions.
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- 2023
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9. Financial impact of the COVID-19 pandemic on an academic otolaryngology department.
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Yver CM, Chao TN, Thaler ER, Ruckenstein MJ, Chalian AA, Weinstein GS, O'Malley BW Jr, and Cannady SB
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Objective: To quantify the financial impact of the coronavirus disease (COVID-19) pandemic on an academic otolaryngology department., Methods: A year-over-year comparison was used to compare department revenue from April 2020 and April 2021 as a percentage of baseline April 2019 activity., Results: At the onset of the COVID-19 pandemic in April 2020, total department charges decreased by 83.4%, of which outpatient clinic charges were affected to the greatest extent. One year into pandemic recovery, department charges remained down 6.7% from baseline, and outpatient clinic charges remained down 9.9%. The reduction in outpatient clinic charges was mostly driven by a decrease in in-office procedure charges., Conclusion: Given that precautions to mitigate the risk of viral transmission in the health care setting are likely to be long-lived, it is important to consider the vulnerabilities of our specialty to mitigate financial losses going forward., Competing Interests: The authors declare no conflict of interest., (© 2022 The Authors. World Journal of Otorhinolaryngology ‐ Head and Neck Surgery.)
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- 2022
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10. Institutional analysis of intra- and post-operative tracheostomy management for risk reduction.
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Henry LE, Paul EA, Atkins JH, Martin ND, Chalian AA, and Rassekh CH
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Objectives: Determine variability in intra- and post-operative management of tracheostomies (trachs) at our institution as existing literature suggests that trachs are a frequent trigger for airway-related emergencies. Catalyze the development of an institution-wide protocols for trach care., Methods: A 39-question online survey was sent to 55 providers who perform open and percutaneous trachs at three of the hospitals within our large, urban, academic medical center. These providers were identified by surveillance of the operating room schedules for 1 year., Results: The survey was completed by 40 of the 53 eligible providers (75.5%). Response rate by question varied. Respondents included members of all departments that perform trachs at our institution (Otorhinolaryngology, Trauma Surgery, Thoracic Surgery, General Surgery, Cardiovascular Surgery and Interventional Pulmonology).While most responses demonstrated uniformity in practice, notable variations included the following: 80% of percutaneous trach providers stated that morbid obesity was not a contraindication to performing a trach outside of the operating room ( n = 20) while 58% of open trach providers stated that morbid obesity was a contraindication; only 35% of open trach providers perform a Bjork flap ( n = 350). The survey also identified significant variability in practice with regards to timing of trach suture removal., Discussion: Lack of uniformity was identified in several practices related to intra- and post-operative tracheostomy care. Results did, however, trend toward consensus in many areas. The results are being used to establish a more consistent approach to tracheostomy management across our institution to ensure standardization of practice amidst the rapidly evolving practices of trach placement., Implications for Practice: With ongoing evolution in the methods of trach placement and its management, the concepts put forth here will be a resource for health care providers at other institutions to consider intra-institutional analysis and establishment of practice standardization., Competing Interests: None, (© 2022 The Authors. World Journal of Otorhinolaryngology - Head and Neck Surgery published by John Wiley & Sons Ltd on behalf of Chinese Medical Association.)
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- 2022
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11. A benchmark for oncologic outcomes and model for lethal recurrence risk after transoral robotic resection of HPV-related oropharyngeal cancers.
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Brody RM, Shimunov D, Cohen RB, Lin A, Lukens JN, Hartner L, Aggarwal C, Duvvuri U, Montone KT, Jalaly JB, LiVolsi VA, Carey RM, Shanti RM, Rajasekaran K, Chalian AA, Rassekh CH, Cannady SB, Newman JG, O'Malley BW, Weinstein GS, Gimotty PA, and Basu D
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- Benchmarking, Humans, Neoplasm Recurrence, Local epidemiology, Retrospective Studies, Head and Neck Neoplasms etiology, Oropharyngeal Neoplasms pathology, Papillomavirus Infections, Robotic Surgical Procedures adverse effects
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Objectives: Increasing use of transoral robotic surgery (TORS) is likely to impact outcomes for HPV+ oropharyngeal squamous cell carcinomas (OPSCCs). We aimed to describe oncologic outcomes for a large HPV+ OPSCC cohort after TORS and develop a risk prediction model for recurrence under this treatment paradigm., Materials and Methods: 634 HPV+ OPSCC patients receiving TORS-based therapy at a single institution were reviewed retrospectively to describe survival across the entire cohort and for patients suffering recurrence. Risks for distant metastatic recurrence (DMR) and locoregional recurrence (LRR) were modeled using multivariate logistic regression analyses of case-control sub-cohorts., Results: 5-year overall and recurrence-free survival were 91.2% and 86.1%, respectively. 5-year overall survival was 52.5% following DMR and 83.3% after isolated LRR (P = .01). In case-control analyses, positive surgical margins were associated with DMR (adjusted OR 5.8, CI 2.1-16.0, P = .001), but not isolated LRR, and increased DMR risk 4.2 fold in patients with early clinical stage disease. By contrast, LRR was associated with not receiving recommended adjuvant therapy (OR 13.4, CI 6.3-28.5, P < .001)., Conclusions: This study sets a benchmark for oncologic outcomes from HPV+ OPSCC after TORS-based therapy. Under this treatment paradigm, margins are relevant for assessing lethal recurrence risk during clinical trial design and post-treatment surveillance., (Copyright © 2022 Elsevier Ltd. All rights reserved.)
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- 2022
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12. Metastatic Meningioma of the Neck: A Case Report and Systematic Review.
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Nguyen HCB, Mady LJ, Panara K, Andrianus S, Cooper K, Chen IH, Chalian AA, and Brody RM
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- Humans, Lymph Nodes pathology, Neck pathology, Neoplasm Recurrence, Local pathology, Meningeal Neoplasms pathology, Meningeal Neoplasms surgery, Meningioma diagnosis, Meningioma pathology, Meningioma surgery, Neoplasms, Second Primary
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Background: Although meningiomas are the most common central nervous system neoplasms, extracranial metastases are exceedingly rare. There are even fewer reports of metastatic meningiomas to the neck., Methods: We described a patient with multiply recurrent orbital meningioma with metastasis to the neck found incidentally during neck exploration for composite resection and free tissue reconstruction. We performed a systematic review for all records pertaining to metastatic meningiomas to the cervical regions., Results: We found 9 previous reports of cervical metastatic meningiomas. Almost all cases underwent extensive local resection. There was no evidence of an association between the histological grade of the tumor and risk of metastasis to the neck. Cervical lymph node dissemination is more common in patients presenting after previous primary tumor resection., Conclusions: In the context of a neck mass, our findings suggest that metastatic meningioma should be included in the differential diagnosis, especially in patients with previous resections., (© 2022 S. Karger AG, Basel.)
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- 2022
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13. Response to the Comment on: Tracheotomy in Ventilated Patients With COVID-19.
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Chao TN, Braslow BM, Martin ND, Chalian AA, Atkins JH, Haas AR, and Rassekh CH
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- Humans, Respiration, Artificial, SARS-CoV-2, Tracheostomy, COVID-19, Tracheotomy
- Abstract
Competing Interests: The authors report no conflicts of interest.
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- 2021
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14. Sex-based differences in outcomes among surgically treated patients with HPV-related oropharyngeal squamous cell carcinoma.
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Shinn JR, Carey RM, Mady LJ, Shimunov D, Parhar HS, Cannady SB, Rajasekaran K, Lukens JN, Lin A, Swisher-McClure S, Cohen RB, Bauml JM, Rassekh CH, Newman JG, Chalian AA, Basu D, Weinstein GS, and Brody RM
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- Female, Humans, Male, Retrospective Studies, Sex Characteristics, Squamous Cell Carcinoma of Head and Neck, Carcinoma, Squamous Cell radiotherapy, Head and Neck Neoplasms, Oropharyngeal Neoplasms pathology, Papillomavirus Infections
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Objectives: Sex differences in surgically treated HPV-associated oropharyngeal squamous cell carcinoma are not defined due to the low number of affected women. We explored the oncologic outcomes of men and women with p16-positive oropharyngeal squamous cell carinoma treated with primary surgery., Materials and Methods: Retrospective analysis of patients with HPV-related oropharyngeal cancer treated with surgery and pathology guided adjuvant therapy from 2007 to 2017. Primary end point was recurrence-free and overall survival., Results: Of 468 men (86.7%) and 72 women (13.3%), women presented more often with clinical N0 nodal disease (25% vs 12.2%). There were no differences in adverse pathologic features or T stage, although women were more likely to present with N0 disease (16.7% vs 10%), less N2 disease (6.9% vs 17.7%, p = 0.03), and more stage I disease (88.9% vs 75%). As a result, women were more likely to undergo surgery alone (30.6% vs 14.1%) while men were more likely to require adjuvant radiation therapy (47.2% vs 36.1%). Four women (5.6%) and 30 men (6.4%, p = 0.8) died during follow-up. Multivariate analysis controlling for age, sex, treatment, and pathologic stage demonstrated no differences in overall survival between men and women. There were no differences in recurrence-free or overall survival between men and women at two and five years., Conclusions: Although women undergoing transoral robotic surgery for HPV+ oropharyngeal squamous cell carcinoma may have less advanced disease, upfront surgery with pathology-guided adjuvant therapy produces similar oncologic results in men and women while accounting for disease burden., (Copyright © 2021 Elsevier Ltd. All rights reserved.)
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- 2021
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15. Definitive tumor directed therapy confers a survival advantage for metachronous oligometastatic HPV-associated oropharyngeal cancer following trans-oral robotic surgery.
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Wright CM, Lee DY, Shimunov D, Carmona R, Barsky AR, Sun L, Cohen RB, Bauml JM, Brody RM, Basu D, Rassekh CH, Chalian AA, Newman JG, Rajasekaran K, Weinstein GS, Lukens JN, Lin A, and Swisher-McClure S
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- Alphapapillomavirus, Humans, Prognosis, Retrospective Studies, Oropharyngeal Neoplasms surgery, Oropharyngeal Neoplasms virology, Papillomavirus Infections complications, Robotic Surgical Procedures, Squamous Cell Carcinoma of Head and Neck surgery, Squamous Cell Carcinoma of Head and Neck virology
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Objectives: To assess the prognostic significance of oligometastatic versus polymetastatic disease in human papillomavirus (HPV)-associated oropharyngeal squamous cell carcinoma (OPSCC), and to evaluate the impact of definitive tumor directed therapy on the survival outcomes for patients with oligometastatic disease when compared to systemic therapy., Materials and Methods: This was a retrospective observational cohort study of patients with HPV-associated OPSCC who developed distant metachronous metastatic disease after undergoing initial primary surgical management from 2008 to 2017. We classified patients based on the extent of metastatic disease [Oligometastatic (≤5 metastases) and polymetastatic (>5 metastases)], and the initial treatment of metastatic disease [definitive tumor directed therapy (all metastases treated with surgery or radiotherapy) versus upfront systemic therapy]., Results: Among 676 patients undergoing primary surgical management for HPV-associated OPSCC, 39 patients (5.8%) developed metastases after a median follow-up of 29.6 months (range 4.5-127.0). Of the 34 metastatic patients who met study criteria, 26 (76.5%) were oligometastatic and 8 (23.5%) were polymetastatic. Oligometastatic patients had improved median overall survival (OS) compared to polymetastatic patients (47.9 vs. 22.7 months, p = 0.036). For oligometastatic patients, definitive tumor directed therapy was associated with an improved median progression free survival (not reached vs 6.13 months, p = 0.001) and median OS (not reached vs 40.7 months, p = 0.004)., Conclusion: In a cohort of patients surgically treated for HPV-associated OPSCC, metachronous metastatic disease was uncommon and, in most cases, considered oligometastatic. Oligometastasis portends a favorable prognosis and definitive tumor directed therapy may be associated with improved overall survival in these patients. Future multi-institutional efforts are warranted to further demonstrate the impact of definitive tumor directed therapy on disease outcomes., (Copyright © 2021 Elsevier Ltd. All rights reserved.)
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- 2021
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16. Survival and toxicity in patients with human papilloma virus-associated oropharyngeal squamous cell cancer receiving trimodality therapy including transoral robotic surgery.
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Sun L, Shimunov D, Tan EX, Swisher-Mcclure S, Lin A, Lukens JN, Basu D, Chalian AA, Cannady SB, Newman JG, Rajasekaran K, O'Malley BW Jr, Rassekh CH, Weinstein GS, Loevner LA, Aggarwal C, Singh A, Cohen RB, Bauml JM, and Brody RM
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- Chemoradiotherapy, Adjuvant, Humans, Papillomaviridae, Retrospective Studies, Alphapapillomavirus, Carcinoma, Squamous Cell therapy, Head and Neck Neoplasms, Oropharyngeal Neoplasms therapy, Robotic Surgical Procedures adverse effects
- Abstract
Background: Patients with oropharyngeal cancer who undergo transoral robotic surgery (TORS) and have high-risk features generally receive adjuvant chemoradiotherapy or trimodality therapy (TMT). The notion that TMT leads to high toxicity is largely based on studies that included human papilloma virus (HPV)-negative cancers and/or nonrobotic surgery; we sought to describe outcomes in HPV-associated oropharyngeal squamous cell cancer (HPV + OPSCC) undergoing TORS-TMT., Methods: In consecutive patients with HPV + OPSCC receiving TMT at an academic center from 2010 to 2017, survival was estimated using Kaplan-Meier methodology, and toxicities were ascertained via chart review., Results: In our cohort of 178 patients, 5-year survival was 93.6%. Feeding tube rates were 25.8% at therapy completion and 0.7% at 1 year. Rates of grade ≥ 3 kidney injury, anemia, and neutropenia in cisplatin-treated patients were 2.7%, 3.4%, and 11.0%, respectively., Conclusions: Patients with HPV + OPSCC who underwent TORS-TMT had excellent survival and low rates of toxicity and feeding tube dependence. These outcomes compare favorably to historical cohorts treated with definitive chemoradiotherapy., (© 2021 Wiley Periodicals LLC.)
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- 2021
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17. Oncologic outcomes of transoral robotic surgery for HPV-negative oropharyngeal carcinomas.
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Parhar HS, Weinstein GS, O'Malley BW Jr, Shimunov D, Rassekh CH, Chalian AA, Newman JG, Basu D, Cannady SB, Rajasekaran K, Lin A, Lukens JN, Swisher-McClure S, Cohen RB, Bauml JM, Aggrawal C, and Brody RM
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- Chemoradiotherapy, Adjuvant, Humans, Retrospective Studies, Carcinoma, Squamous Cell surgery, Oropharyngeal Neoplasms surgery, Papillomavirus Infections, Robotic Surgical Procedures adverse effects
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Background: Patients with human papillomavirus (HPV)-negative oropharyngeal squamous cell carcinoma (OPSCC) continue to experience disappointing outcomes following chemoradiotherapy (CRT) and appreciable morbidity following historical surgical approaches. We aimed to investigate the oncologic outcomes and perioperative morbidity of a transoral robotic surgery (TORS) approach to surgically resectable HPV-negative OPSCC., Methods: Retrospective analysis HPV-negative OPSCC patients who underwent TORS, neck dissection and pathology-guided adjuvant therapy (2005-2017)., Results: Fifty-six patients (91.1% stage III/IV) were included. Three-year overall survival, locoregional control, and disease-free survival were 85.5%, 84.4%, and 73.6%, respectively (median follow-up 30.6 months, interquartile range 18.4-66.6). Eighteen (32.1%) patients underwent adjuvant radiotherapy and 20 (39.3%) underwent adjuvant CRT. Perioperative mortality occurred in one (1.8%) patient and hemorrhage occurred in two (3.6%) patients. Long-term gastrostomy and tracheostomy rates were 5.4% and 0.0%, respectively., Conclusion: The TORS approach for resectable HPV-negative OPSCC can achieve encouraging oncologic outcomes with infrequent morbidity., (© 2021 Wiley Periodicals LLC.)
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- 2021
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18. Oncologic and survival outcomes for resectable locally-advanced HPV-related oropharyngeal cancer treated with transoral robotic surgery.
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Yver CM, Shimunov D, Weinstein GS, Rajasekaran K, Cannady SB, Lukens JN, Lin A, Swisher-McClure S, Cohen RB, Aggarwal C, Bauml JM, Loevner LA, Newman JG, Chalian AA, Rassekh CH, Basu D, O'Malley BW Jr, and Brody RM
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- Alphapapillomavirus, Chemoradiotherapy, Adjuvant, Humans, Neoplasm Staging, Retrospective Studies, Oropharyngeal Neoplasms pathology, Oropharyngeal Neoplasms surgery, Oropharyngeal Neoplasms virology, Papillomavirus Infections pathology, Robotic Surgical Procedures
- Abstract
Objectives: To determine whether up-front trans-oral robotic surgery (TORS) for clinically-staged locally-advanced human papillomavirus (HPV)-related oropharyngeal cancer is associated with oncologic and survival outcomes comparable to early-stage (cT1/T2) tumors., Materials and Methods: Retrospective cohort study of 628 patients with HPV-related oropharyngeal cancer who underwent up-front TORS from 2007 to 2017. Patients were stratified into two cohorts based on early-stage (cT1/2) versus locally-advanced (cT3/4) tumor at presentation., Results: We identified 589 patients who presented with early-stage tumors, and 39 patients with locally-advanced tumors. Of these, 73% of patients required adjuvant radiation, and 33% required adjuvant chemoradiation. There was no significant difference in the administration of adjuvant radiation or chemoradiation between the two cohorts. Patients in the locally-advanced disease cohort were significantly more likely to have Stage II/III disease by clinical and pathologic criteria by American Joint Committee on Cancer 8th edition criteria (p < 0.001). However, there was no significant difference in 5-year overall survival (OS) or recurrence-free survival (RFS) based on Kaplan-Meier survival estimates between the two cohorts (p = 0.75, 0.6, respectively), with estimated OS of 91% at 5 years, and estimated RFS of 86% at 5 years across the study population., Conclusions: Up-front TORS offers favorable survival outcomes for appropriately selected locally-advanced cases of HPV-related oropharyngeal cancer. Furthermore, up-front TORS is comparably effective in allowing avoidance of adjuvant therapy, particularly chemotherapy, in both cT1/T2 and locally-advanced HPV-positive oropharyngeal cancer. In the absence of clear technical contraindication to surgery, cT3/T4 classification should not be considered an absolute contraindication to surgery., (Copyright © 2021 Elsevier Ltd. All rights reserved.)
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- 2021
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19. Revisiting the Recommendation for Contralateral Tonsillectomy in HPV-Associated Tonsillar Carcinoma.
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Parhar HS, Shimunov D, Brody RM, Cannady SB, Newman JG, O'Malley BW Jr, Chalian AA, Rassekh CH, Weinstein GS, and Rajasekaran K
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- Adult, Aged, Cohort Studies, Female, Humans, Male, Middle Aged, Practice Guidelines as Topic, Retrospective Studies, Carcinoma, Squamous Cell surgery, Carcinoma, Squamous Cell virology, Papillomavirus Infections surgery, Tonsillar Neoplasms surgery, Tonsillar Neoplasms virology, Tonsillectomy methods
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Objective: Despite epidemiologic evidence that second primaries occur infrequently in HPV (human papillomavirus)-associated oropharyngeal squamous cell carcinoma, recent recommendations advocate for elective contralateral palatine tonsillectomy. We aimed to study this discordance and define the necessary extent of up-front surgery in a large contemporary cohort with long-term follow-up treated with unilateral transoral robotic surgery. We hypothesized that second primaries are discovered exceedingly rarely during follow-up and that survival outcomes are not compromised with a unilateral surgical approach., Study Design: Retrospective cohort analysis., Setting: Tertiary care academic center between 2007 and 2017., Methods: Records for patients with p16-positive oropharyngeal squamous cell carcinoma of the tonsil and workup suggestive of unilateral disease who underwent ipsilateral transoral robotic surgery were analyzed for timing and distribution of locoregional recurrence, distant metastases, and second primary occurrence as well as survival characteristics., Results: Among 295 included patients, 21 (7.1%) had a locoregional recurrence; 17 (5.8%) had a distant recurrence; and 3 (1.0%) had a second primary during a median follow-up of 48.0 months (interquartile range, 29.5-62.0). Only 1 (0.3%) had a second primary found in the contralateral tonsil. The 2- and 5-year estimates of overall survival were 95.5% (SE, 1.2%) and 90.1% (SE, 2.2%), respectively, while the 2- and 5-year estimates of disease-free survival were 90.0% (SE, 1.8%) and 84.7% (SE, 2.3%)., Conclusion: Second primary occurrence in the contralateral tonsil was infrequent, and survival outcomes were encouraging with unilateral surgery. This provides a rationale for not routinely performing elective contralateral tonsillectomy in patients whose workup suggests unilateral disease.
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- 2021
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20. Increased rate of recurrence and high rate of salvage in patients with human papillomavirus-associated oropharyngeal squamous cell carcinoma with adverse features treated with primary surgery without recommended adjuvant therapy.
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Carey RM, Shimunov D, Weinstein GS, Cannady SB, Lukens JN, Lin A, Swisher-McClure S, Bauml JM, Aggarwal C, Cohen RB, Newman JG, Chalian AA, Rassekh CH, Basu D, O'Malley BW Jr, Rajasekaran K, and Brody RM
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- Humans, Neoplasm Recurrence, Local, Papillomaviridae, Retrospective Studies, Squamous Cell Carcinoma of Head and Neck surgery, Alphapapillomavirus, Carcinoma, Squamous Cell therapy, Head and Neck Neoplasms, Oropharyngeal Neoplasms surgery, Robotic Surgical Procedures adverse effects
- Abstract
Background: Some patients with human papillomavirus (HPV)-associated oropharyngeal squamous cell carcinoma (OPSCC) do not receive guideline-recommended postoperative radiation therapy (PORT) following primary transoral robotic surgery (TORS)., Methods: Three-hundred and sixty-four patients with treatment-naïve, HPV-associated OPSCC were recommended to receive PORT based on clinicopathological features following TORS. Patients were stratified based on if they received PORT. Oncologic outcomes were compared., Results: The 3-year locoregional failure (LRF) was 32% in patients who did not receive PORT and 4% in patients who received PORT (P < .001). Despite increased LRF, avoiding PORT was not associated with increased 3-year distant metastasis rates (8% vs 4%, P = .56) or worse 3-year survival (95% vs 98%, P = .34). Recurrences in the surgery alone cohort varied between local and regional sites and were often successfully salvaged., Conclusions: Patients with HPV-associated OPSCC who do not receive indicated PORT have an increased risk of LRF but similar survival due to high salvage rates., (© 2020 Wiley Periodicals LLC.)
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- 2021
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21. Retropharyngeal Internal Carotid Artery Management in TORS Using Microvascular Reconstruction.
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Parhar HS, Brody RM, Shimunov D, Rajasekaran K, Rassekh CH, Basu D, O'Malley BW Jr, Chalian AA, Newman JG, Loevner L, Lazor JW, Weinstein GS, and Cannady SB
- Subjects
- Aged, Female, Humans, Male, Middle Aged, Neck Dissection, Oropharyngeal Neoplasms pathology, Retrospective Studies, Carotid Artery, Internal abnormalities, Free Tissue Flaps, Intraoperative Complications prevention & control, Oropharyngeal Neoplasms surgery, Plastic Surgery Procedures methods, Robotic Surgical Procedures methods
- Abstract
Objectives: Guidelines for transoral robotic surgery (TORS) have generally regarded patients with retropharyngeal carotid arteries as contraindicated for surgery due to a theoretical risk of intraoperative vascular injury and/or perioperative cerebrovascular accident. We aimed to demonstrate that careful TORS-assisted resection and free flap coverage could not only avoid intraoperative injury and provide a physical barrier for vessel coverage but also achieve adequate margin control., Study Design: Retrospective cohort analysis., Methods: Retrospective review of patients with oropharyngeal malignancies and radiologically confirmed retropharyngeal carotid arteries who underwent TORS, concurrent neck dissection, and free flap reconstruction between 2015 and 2019., Results: Twenty patients were included, 19 (95.0%) with tonsillar tumors and one (5.0%) with a tongue base tumor with significant tonsillar extension. Eighteen patients (90.0%) received a radial artery forearm flap, one (5.0%) an ulnar artery forearm flap, and one (5.0%) an anteromedial thigh flap. All 20 (100%) flaps were inset through combined transcervical and transoral approaches without mandibulotomy. There were no perioperative mortalities, carotid injuries, oropharyngeal bleeds, cervical hematomas, or cerebrovascular accidents. One patient (5.0%) had a free flap failure requiring explant. All patients underwent decannulation and resumed a full oral diet. The mean length of hospitalization was 6.8 (standard deviation 1.2) days. One (5.0%) patient had a positive margin., Conclusion: In this analysis, 20 patients with oropharyngeal malignancy and retropharyngeal carotid arteries underwent TORS, neck dissection, and microvascular reconstruction without serious complication (perioperative mortality, vascular injury, or neurologic sequalae) with an acceptable negative margin rate. These results may lead to a reconsideration of a commonly held contraindication to TORS., Level of Evidence: 3 Laryngoscope, 131:E821-E827, 2021., (© 2020 The American Laryngological, Rhinological and Otological Society, Inc.)
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- 2021
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22. Sialendoscopy for sialodocholithiasis following submandibular gland excision: six variations on a theme.
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Douglas JE, Thomas WW, Wen CZ, Loevner LA, Thaler ER, Chalian AA, and Rassekh CH
- Abstract
Sialendoscopy is a minimally invasive technique that facilitates the diagnosis and treatment of sialolithiasis. This case series presents the novel use of sialendoscopy to treat sialodocholithiasis in six patients with a non-functional or surgically absent submandibular gland by a single surgeon at the University of Pennsylvania Health System between March 2013 and December 2019. The four female and two male patients had a median age of 56 years and mean follow-up of 16.2 months (range 1-44.5). All stones were successfully removed using sialendoscopy, and in 5 patients a combined approach was utilized. All patients remain asymptomatic at last clinical follow-up. We conclude that sialendoscopy is a viable, minimally invasive method for managing sialodocholithiasis in patients with prior submandibular gland excision or atretic gland. It is also useful as an assistive tool when approaching complex transcervical or transoral procedures in previously instrumented patients., Competing Interests: The authors have no relevant conflicts of interest to disclose., (© 2020 The Authors.)
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- 2021
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23. Value of Intensive Care Unit-Based Postoperative Management for Microvascular Free Flap Reconstruction in Head and Neck Surgery.
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Yalamanchi P, Thomas WW, Workman AD, Rajasekaran K, Chalian AA, Shanti RM, Newman JG, and Cannady SB
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- Adult, Critical Care economics, Female, Hospitals, Community, Humans, Length of Stay statistics & numerical data, Male, Patient Readmission statistics & numerical data, Postoperative Care economics, Postoperative Complications, Reoperation statistics & numerical data, Retrospective Studies, Tertiary Care Centers, Critical Care methods, Free Tissue Flaps, Head and Neck Neoplasms surgery, Postoperative Care methods, Plastic Surgery Procedures methods
- Abstract
Importance: Although routine postoperative care for microvascular free flap reconstruction typically involves admission to the intensive care unit (ICU), few studies have investigated the effect of postoperative care setting on clinical outcomes and institution cost. Objectives: To determine the value of non-ICU-based postoperative management for free tissue transfer for head and neck surgery, in terms of clinical outcomes and cost-effectiveness. Design, Setting, and Participants: This is a retrospective cohort study of two groups of adults who underwent vascularized free tissue transfer from October 2013 to October 2017 at an academic tertiary care center and community-based hospital, respectively. Postoperative management differed such that the first group recovered in a protocol-driven non-ICU setting and the second group was cared for in a planned admission to the ICU. A single surgeon performed all tissue harvest and reconstruction at both centers. Main Outcomes and Measures: Descriptive statistics and cost analyses were performed to compare clinical outcomes and total surgical and downstream direct cost to the institution between the two patient groups. Categorical variables were compared using χ
2 test where appropriate. Results: Among a total of 338 patients who underwent microvascular free flap reconstruction for head and neck surgical defects, there was no significant difference in patient characteristics such as demographics, comorbidities, history of surgical resection, prior free flap, and locoradiation between the postoperative ICU cohort ( n = 146) and protocol-driven non-ICU cohort ( n = 192). There were 16 patients in the non-ICU group who spent >3 days in the ICU postoperatively secondary to patient comorbidities and patient care priorities. Still, the average ICU length of stay was 7 days (interquartile range [IQR] 6-9 days) for the planned ICU cohort versus 1 day (IQR 0-1) for the non-ICU group ( p < 0.00001). There was no difference in operative variables such as donor site, case length, or total length of stay, and postoperative management in the ICU versus non-ICU setting resulted in no significant difference in terms of flap survival, reoperation, readmission, and postoperative complications. However, average cost of care was significantly higher for patients who received ICU-based care versus non-ICU postoperative care. Specifically, room and board were 239% more costly for the planned ICU care group than the non-ICU setting ( p < 0.00001). Conclusions and Relevance: This study demonstrates that postoperative management after vascularized free tissue transfer in a non-ICU setting is equivalent to standard ICU-based management, in terms of clinical outcomes, while being less costly.- Published
- 2021
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24. Oncologic Outcomes Following Transoral Robotic Surgery for Human Papillomavirus-Associated Oropharyngeal Carcinoma in Older Patients.
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Parhar HS, Shimunov D, Newman JG, Cannady SB, Rajasekaran K, O' Malley BW Jr, Chalian AA, Rassekh CH, Cohen RB, Lin A, Lukens J, Swisher-McClure S, Bauml J, Aggarwal C, Weinstein GS, and Brody RM
- Subjects
- Age Factors, Aged, Aged, 80 and over, Carcinoma, Squamous Cell mortality, Disease-Free Survival, Female, Humans, Male, Neck Dissection, Oropharyngeal Neoplasms mortality, Papillomavirus Infections mortality, Papillomavirus Infections therapy, Retrospective Studies, Survival Rate, Treatment Outcome, Carcinoma, Squamous Cell surgery, Carcinoma, Squamous Cell virology, Oropharyngeal Neoplasms surgery, Oropharyngeal Neoplasms virology, Papillomavirus Infections complications, Robotic Surgical Procedures
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Importance: While early epidemiologic studies ascribed increases in the incidence of human papillomavirus-associated oropharyngeal cancers to middle-aged patients, recent analyses have demonstrated an increasing median age of diagnosis. Treatment of patients older than 70 years is controversial as their inclusion in the practice-defining clinical trials has been limited and the survival benefit conferred by chemotherapy may be outweighed by treatment toxic effects., Objective: To assess the oncologic outcomes of older adults with human papillomavirus-associated oropharyngeal cancer who underwent upfront transoral robotic surgery and pathologic characteristics-guided adjuvant therapy in a large cohort of patients with close follow-up., Design, Setting, and Participants: A retrospective cohort analysis was conducted in a tertiary care academic medical center between January 1, 2010, and December 30, 2017. Patients aged 70 years or older at time of diagnosis with biopsy-proven and surgically resectable p16-positive oropharyngeal cancers were included. Data analysis was conducted from March 1 to June 1, 2020., Exposures: Transoral robotic surgery oropharyngeal resection and neck dissection with pathologic characteristic-guided adjuvant therapy., Main Outcomes and Measures: Three-year estimates of disease-specific survival, overall survival, and disease-free survival, as well as rates of adjuvant therapy (radiotherapy and chemoradiotherapy) and perioperative complications., Results: Seventy-seven patients were included (median age, 73.0; interquartile range, 71.0-76.0; range, 70-89 years); of these, 58 were men (75.3%). Perioperative mortality was 1.3% and the rate of oropharyngeal hemorrhage was 2.6%. Twenty-seven patients (35.1%) underwent postoperative radiotherapy and 20 patients (26.0%) underwent postoperative chemoradiotherapy. The median length of follow-up was 39.6 (range, 0.1-96.2) months, and the 3-year estimates of survival were 92.4% (95% CI, 82.4%-96.9%) for disease-specific survival, 90.0% (95% CI, 79.4%-95.0%) for overall survival, and 84.3% (95% CI, 73.4%-91.0%) for disease-free survival., Conclusions and Relevance: The findings of this cohort study suggest that transoral robotic surgery and pathologic characteristic-guided adjuvant therapy can provide beneficial survival outcomes, infrequent perioperative mortality, and, for most carefully selected older adults, obviate the need for chemotherapy.
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- 2020
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25. Giant Cell Carcinosarcoma of the Parotid Gland With a PLAG 1 Translocation in Association With a Pleomorphic Adenoma With HMGA2 Translocation.
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Katsakhyan L, LiVolsi VA, Chalian AA, and Zhang PJ
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- Adenoma, Pleomorphic genetics, Adenoma, Pleomorphic pathology, Aged, Carcinosarcoma genetics, Carcinosarcoma therapy, Humans, In Situ Hybridization, Fluorescence, Magnetic Resonance Imaging, Male, Salivary Gland Neoplasms genetics, Salivary Gland Neoplasms therapy, Tomography, X-Ray Computed, Translocation, Genetic, Carcinosarcoma pathology, DNA-Binding Proteins genetics, Giant Cells pathology, HMGA2 Protein genetics, Parotid Gland pathology, Salivary Gland Neoplasms pathology
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Objectives: Carcinosarcomas of the salivary gland are rare neoplasms and have been described arising de novo or in association with pleomorphic adenoma (PA). PLAG1 and HMGA2 translocations are known to occur in PAs and carcinomas ex PA but are mutually exclusive., Methods: We report a case of a carcinosarcoma in the parotid gland of a 77-year-old man with unusual anaplastic sarcomatoid giant cell morphology., Results: Microscopically, a small separate PA was found adjacent to the carcinosarcoma. By conventional notion, the PA and carcinosarcoma would be considered related, as carcinosarcomas are well known to arise from PAs (carcinosarcoma ex PA). However, fluorescence in situ hybridization (FISH) assay demonstrated PLAG1 translocation in the carcinosarcoma and HMGA2 translocation in the separate PA., Conclusions: These findings support that the carcinosarcoma likely originated from another PA with a PLAG1 translocation or de novo but not from the coexisting PA harboring a different translocation. To our knowledge, the case is the first to demonstrate PLAG1 translocation by FISH in a sarcomatous component of any parotid gland tumor, which may help better classify these tumors. In addition, multiple PAs are commonly found in the salivary gland, and to our knowledge, our case is the first to demonstrate that the same parotid gland can host PAs and PA-related tumors with different translocations., (© American Society for Clinical Pathology, 2020.)
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- 2020
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26. Outcomes After Tracheostomy in COVID-19 Patients.
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Chao TN, Harbison SP, Braslow BM, Hutchinson CT, Rajasekaran K, Go BC, Paul EA, Lambe LD, Kearney JJ, Chalian AA, Cereda MF, Martin ND, Haas AR, Atkins JH, and Rassekh CH
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- Adult, Aged, Aged, 80 and over, COVID-19 complications, COVID-19 mortality, Extracorporeal Membrane Oxygenation, Female, Humans, Male, Middle Aged, Prospective Studies, Treatment Outcome, Young Adult, COVID-19 therapy, Critical Care, Intubation, Intratracheal, Respiration, Artificial, Tracheostomy
- Abstract
Objective: To determine the outcomes of patients undergoing tracheostomy for COVID-19 and of healthcare workers performing these procedures., Background: Tracheostomy is often performed for prolonged endotracheal intubation in critically ill patients. However, in the context of COVID-19, tracheostomy placement pathways have been altered due to the poor prognosis of intubated patients and the risk of transmission to providers through this highly aerosolizing procedure., Methods: A prospective single-system multi-center observational cohort study was performed on patients who underwent tracheostomy after acute respiratory failure secondary to COVID-19., Results: Of the 53 patients who underwent tracheostomy, the average time from endotracheal intubation to tracheostomy was 19.7 days ± 6.9 days. The most common indication for tracheostomy was acute respiratory distress syndrome, followed by failure to wean ventilation and post-extracorporeal membrane oxygenation decannulation. Thirty patients (56.6%) were liberated from the ventilator, 16 (30.2%) have been discharged alive, 7 (13.2%) have been decannulated, and 6 (11.3%) died. The average time from tracheostomy to ventilator liberation was 11.8 days ± 6.9 days (range 2-32 days). Both open surgical and percutaneous dilational tracheostomy techniques were performed utilizing methods to mitigate aerosols. No healthcare worker transmissions resulted from performing the procedure., Conclusions: Alterations to tracheostomy practices and processes were successfully instituted. Following these steps, tracheostomy in COVID-19 intubated patients seems safe for both patients and healthcare workers performing the procedure., Competing Interests: The authors declare no conflict of interests., (Copyright © 2020 Wolters Kluwer Health, Inc. All rights reserved.)
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- 2020
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27. Pectoralis major muscle flap use in a modern head and neck free flap practice.
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Miller LE, Stubbs VC, Silberthau KB, Rajasekaran K, Newman JG, Chalian AA, Shanti R, and Cannady SB
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- Aged, Female, Free Tissue Flaps trends, Humans, Male, Middle Aged, Reoperation, Retrospective Studies, Tissue and Organ Harvesting, Treatment Outcome, Free Tissue Flaps transplantation, Head and Neck Neoplasms surgery, Otorhinolaryngologic Surgical Procedures methods, Pectoralis Muscles surgery, Pectoralis Muscles transplantation, Plastic Surgery Procedures methods
- Abstract
Purpose: Pectoralis major muscle flaps (PMMF) are a commonly used reconstructive modality to repair head and neck defects. As the use of free flap reconstruction is increasingly practiced in the head and neck, the role of the PMMF may be changing as well. This study sought to analyze indications and outcomes for PMMF following head and neck resections from one surgeon's experience., Materials and Methods: Retrospective review from December 1, 2013 through September 30, 2017 at a tertiary care academic medical center. Indications for the PMMF were examined as well as surgical outcomes. Basic demographic data, patient head and neck cancer history, history of radiation and/or chemotherapy, and history of previous reconstructive procedures were obtained and compared across all subjects., Results: Forty patients underwent a PMMF within the designated time frame. The majority of patients were male (83%) and the average age was 65 years (range 55.4-74.6 years). Of the 40 cases, 9 of the PMMFs were performed as primary reconstruction of the defect. In the remaining 31 cases, these flaps were utilized as a secondary reconstructive option following fistula formation (13), dehiscence (6), need for an additional flap for recurrent disease (6) infection (4), or major bleeding (2). In every case that it was utilized, the PMMF was the definitive reconstruction. Within the same time frame, 429 free flaps were performed by the same surgeon, with an average of 125 free flaps performed yearly. The rate of total flap failure overall was 3.9%. The other failed free flap reconstructive options used besides a PMMF were secondary free flaps (11), local wound care (4), or obturator placement (2). The secondary pectoralis flaps occurred following 7.2% of free flaps with total or partial failure that were performed within the same time range. The indications for the PMMF did not change or evolve during the time frame of the study., Conclusions: Although free flaps were performed with far greater frequency than PMMFs at our institution, the PMMF demonstrated continued utility as a secondary reconstructive option. For a surgeon who performs a high volume of free flaps, preservation of the pectoralis muscle and associated vasculature for possible later secondary reconstruction should be considered due to its strong efficacy., (Copyright © 2020 Elsevier Inc. All rights reserved.)
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- 2020
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28. Tracheotomy in Ventilated Patients With COVID-19.
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Chao TN, Braslow BM, Martin ND, Chalian AA, Atkins J, Haas AR, and Rassekh CH
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- Betacoronavirus, COVID-19, Clinical Decision-Making, Coronavirus Infections transmission, Humans, Intubation, Intratracheal, Pandemics, Personal Protective Equipment, Pneumonia, Viral transmission, Postoperative Care, Prognosis, SARS-CoV-2, Coronavirus Infections therapy, Infectious Disease Transmission, Patient-to-Professional prevention & control, Pneumonia, Viral therapy, Respiration, Artificial, Tracheotomy methods
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- 2020
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29. Pharyngeal-sparing radiation for head and neck carcinoma of unknown primary following TORS assisted work-up.
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Grewal AS, Rajasekaran K, Cannady SB, Chalian AA, Ghiam AF, Lin A, LiVolsi V, Lukens JN, Mitra N, Montone KT, Newman JG, O'Malley BW Jr.,, Rassekh CH, Weinstein GS, and Swisher-McClure S
- Subjects
- Carcinoma secondary, Carcinoma surgery, Case-Control Studies, Female, Head and Neck Neoplasms secondary, Head and Neck Neoplasms surgery, Humans, Male, Middle Aged, Neck pathology, Neck radiation effects, Neoplasms, Unknown Primary pathology, Neoplasms, Unknown Primary surgery, Organs at Risk pathology, Organs at Risk radiation effects, Pharyngeal Diseases etiology, Pharynx pathology, Pharynx radiation effects, Postoperative Period, Radiation Injuries etiology, Retrospective Studies, Robotic Surgical Procedures methods, Treatment Outcome, Carcinoma radiotherapy, Head and Neck Neoplasms radiotherapy, Neoplasms, Unknown Primary radiotherapy, Organ Sparing Treatments methods, Pharyngeal Diseases prevention & control, Radiation Injuries prevention & control
- Abstract
Objective: In patients with head and neck carcinoma of unknown primary (HNCUP;pT0) following TORS-assisted workup, we have adopted a pharyngeal-sparing radiation therapy (PSRT) approach targeting only the at-risk neck and omitting treatment of the pharynx. We report outcomes following PSRT, and compare to institutional historical control subjects who received pharyngeal-targeted RT (PRT)., Methods: Between 2009 and 2018, 172 patients underwent TORS-assisted endoscopy as part of their workup for HNCUP. Following TORS, 54 patients had pT0 disease, of which 45 received RT. Forty-nine percent received PSRT and 51% received PRT., Results: No statistically significant differences existed between the PSRT and PRT groups with respect to overall nodal distribution, p16 positivity (55% vs. 43%, P = .12), neck dissection rates (77% vs. 65%, P = .51), and administration of chemotherapy (55% vs. 65%, P = .55). Median follow-up for PSRT and PRT groups were 24 and 28 months, respectively (P = .04). Two-year RFS was 86% and 74% for PSRT and PRT patients, respectively (log-rank P = .30). Three and six patients recurred after PSRT and PRT, respectively. Two-year OS for PSRT and PRT patients was 91% and 74%, respectively (log-rank P = .31). Compared to PRT, PSRT was associated with statistically significantly less: grade 2+ mucositis (18% vs. 91%, P < .01), new opioid requirement (27% vs. 91%, P < .01), mean weight loss during RT (6.2 lbs vs. 17.4 lbs, P < .01), feeding tube placement during RT (5% vs. 43%, P < .01), and treatment-related unplanned hospitalizations (9% vs. 39%, P = .04)., Conclusion: Following TORS-assisted management of patients with pT0 HNCUP, we observed reduced toxicity following PSRT compared to PRT without apparent compromise of disease cure., Level of Evidence: Level 3 evidence, retrospective review comparing cases and controls Laryngoscope, 130:691-697, 2020., (© 2019 The American Laryngological, Rhinological and Otological Society, Inc.)
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- 2020
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30. Predictors of Nodal Metastasis in Mucoepidermoid Carcinoma of the Oral Cavity and Oropharynx.
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Reny DC, Ranasinghe VJ, Magana LC, Kaufman AC, Chalian AA, O'Malley BW Jr, Weinstein GS, and Brody RM
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- Adenocarcinoma pathology, Adult, Aged, Aged, 80 and over, Carcinoma, Mucoepidermoid secondary, Carcinoma, Mucoepidermoid surgery, Female, Humans, Laryngeal Neoplasms pathology, Male, Middle Aged, Mouth Neoplasms pathology, Neoplasm Staging, Pharyngeal Neoplasms pathology, Prognosis, Retrospective Studies, Tumor Burden, Adenocarcinoma secondary, Carcinoma, Mucoepidermoid pathology, Lymphatic Metastasis pathology, Oropharynx pathology, Salivary Gland Neoplasms pathology, Salivary Glands, Minor pathology
- Abstract
Introduction: Mucoepidermoid carcinoma (MEC) of the upper aerodigestive tract (UADT) is an uncommon malignancy, with limited literature available on its clinical and pathologic characteristics. Here, we describe the behavior of MEC of the UADT including pathologic characteristics and predictors of nodal metastasis., Methods: Retrospective cohort study of patients with MEC of the UADT treated at an academic medical center from January 2008 to May 2018. Data was collected about demographics and tumor characteristics including clinical and histological data. The two-tailed Student t test and χ2 analysis were performed to assess for predictors of nodal metastasis., Results: We identified 44 patients with minor salivary gland MEC of the oral cavity (OC) and oropharynx (OP). All patients were treated with primary site surgery. The primary site was the OC in 25 patients (57%) and OP in 19 (43%). Low-grade histology was seen in 27 specimens (61.4%), intermediate histology in 9 specimens (20.5%), and high-grade histology in 8 specimens (18.2%). Perineural invasion was noted in 10 specimens (22.7%). Neck dissection was performed in 17 patients (39%), with pathologically positive nodes found in 9 (20.5%). Notably, 5 of the 9 positive nodal specimens were found in clinically node-negative necks. Pathologically positive cervical lymph nodes were significantly associated with the OP as the primary site (p = 0.0005), perineural invasion (p = 0.012), lymphovascular invasion (p < 0.001), and high-grade histology (p = 0.004) in the primary specimen., Discussion: MEC of the UADT is an uncommon malignancy. Our findings suggest elective neck dissection should be considered with perineural and lymphovascular invasion, high-grade tumor, and the OP as the primary site., (© 2020 S. Karger AG, Basel.)
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- 2020
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31. Risk of post-operative, pre-radiotherapy contralateral neck recurrence in patients treated with surgery followed by adjuvant radiotherapy for human papilloma virus-associated tonsil cancer.
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Gershowitz J, Chao HH, Doucette A, Lukens JN, Swisher-McClure S, Weinstein GS, O'Malley BW Jr, Chalian AA, Rassekh CH, Newman JG, Cohen RB, Bauml JM, Aggarwal C, and Lin A
- Subjects
- Adult, Aged, Aged, 80 and over, Carcinoma, Squamous Cell pathology, Carcinoma, Squamous Cell virology, Female, Humans, Lymph Node Excision, Lymphatic Metastasis, Male, Margins of Excision, Middle Aged, Neoplasm Recurrence, Local, Odds Ratio, Papillomaviridae, Postoperative Period, Radiotherapy, Adjuvant methods, Radiotherapy, Intensity-Modulated, Regression Analysis, Retrospective Studies, Risk, Tonsillar Neoplasms pathology, Tonsillar Neoplasms virology, Tumor Burden, Carcinoma, Squamous Cell radiotherapy, Carcinoma, Squamous Cell surgery, Neoplasms, Second Primary etiology, Papillomavirus Infections complications, Tonsillar Neoplasms radiotherapy, Tonsillar Neoplasms surgery
- Abstract
Objective: One approach to reduce treatment-related morbidity for human papilloma virus (HPV)-associated tonsil cancer is omitting radiotherapy to the contralateral neck. Pathologic risk factors for early contralateral neck disease, however, are poorly understood. We report on the risk contralateral neck failures from the time of pre-operative diagnostic imaging to time of planning for adjuvant radiation in a single institution series of HPV-associated tonsillar cancer patients undergoing surgery followed by radiotherapy (RT)., Methods: Retrospective analysis of 123 patients with T1 - T3 HPV-positive tonsillar squamous cell carcinoma treated between 2010 and 2016 with transoral robotic surgery and selective ipsilateral neck dissection followed by adjuvant RT. Contralateral neck recurrence was classified as the detection of a pathologic node in the contralateral neck prior to initiation of adjuvant RT., Results: Seven patients (5.7%) developed contralateral neck disease/failure between the time of pre-operative diagnostic neck imaging and time of planning of adjuvant radiation. Increased ratio of positive/resected nodes [odds ratio (OR) 1.073, p = 0.005] was significantly associated with increased risk of contralateral neck recurrence, with a trend found for close/positive margins (OR 5.355, p = 0.06), tumor size (OR 2.046, p = 0.09), and total number of nodes positive (OR 1.179, p = 0.062)., Conclusions: Patients who develop very early contralateral neck disease, between completion of ipsilateral neck dissection and the initiation of radiotherapy, have a higher ratio of positive nodes to total nodes resected in the ipsilateral neck. These findings suggest that proper selection of patients for omission of treatment of the contralateral, node-negative neck should be made with this in mind, with future studies needed to document the impact on toxicity and disease outcomes from such an approach., Advances in Knowledge: Pathologic risk factors in the dissected, ipsilateral neck in patients with tonsil cancer may inform the risk of contralateral neck failure. Patient selection for future, prospective efforts to examine sparing of the contralateral neck need to be based with these risk factors in mind.
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- 2019
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32. The impact of treatment package time on locoregional control for HPV+ oropharyngeal squamous cell carcinoma treated with surgery and postoperative (chemo)radiation.
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Chao HH, Schonewolf CA, Tan EX, Swisher-McClure S, Ghiam AF, Weinstein GS, O'Malley BW Jr, Chalian AA, Rassekh CH, Newman JG, Cohen RB, Bauml JM, Aggarwal C, Lin A, and Lukens JN
- Subjects
- Adult, Aged, Aged, 80 and over, Carcinoma, Squamous Cell pathology, Carcinoma, Squamous Cell virology, Combined Modality Therapy, Female, Humans, Male, Middle Aged, Oropharyngeal Neoplasms pathology, Oropharyngeal Neoplasms virology, Papillomavirus Infections complications, Papillomavirus Infections diagnosis, Retrospective Studies, Treatment Outcome, Carcinoma, Squamous Cell therapy, Duration of Therapy, Oropharyngeal Neoplasms therapy, Papillomavirus Infections therapy
- Abstract
Background: For patients with head and neck squamous cell carcinoma (SCC) undergoing surgery followed by postoperative radiotherapy (PORT), time from surgery to completion of adjuvant therapy, "package time" impacts locoregional control (LRC). However, the significance of package time in HPV+ oropharyngeal SCC (OPSCC) is unknown., Methods: We examined patients undergoing TORS resection with PORT for HPV+ OPSCC from January 2010 to December 2015 with ≥18 months follow-up (n = 267). A cutoff of 15 weeks was used to delineate patients into short and long package time groups. LRC loss was defined as any recurrence after surgery., Results: Prolonged package time >15 weeks was associated with inferior LRC in this HPV+ OPSCC cohort, driven primarily by interval from surgery to PORT initiation. Multivariate analysis showed that package time and T classification are both independently associated with LRC., Conclusions: Among HPV+ OPSCC, prolongation of package time appears to compromise LRC, but not survival., (© 2019 Wiley Periodicals, Inc.)
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- 2019
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33. Sinonasal Undifferentiated Carcinoma: A 15-Year Single Institution Experience.
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Workman AD, Brody RM, Kuan EC, Baranov E, Brooks SG, Alonso-Basanta M, Newman JG, Rassekh CH, Chalian AA, Chiu AG, Weinstein GS, Feldman MD, Adappa ND, O'Malley BW Jr, and Palmer JN
- Abstract
Objective Sinonasal undifferentiated carcinoma (SNUC) is an aggressive neoplasm, with conflicting existing literature regarding prognosis and treatment due to the rarity of disease. Characterization of optimal SNUC management is necessary for improved outcomes. Study Design Case series with planned data collection and analysis. Setting Hospital of the University of Pennsylvania and Pennsylvania Hospital. Participants Patients with pathologically confirmed SNUC treated within a 15-year period were identified, and records were obtained and evaluated for several demographic characteristics. Main Outcomes Measures Disease-specific survival from diagnosis was the primary endpoint, while disease recurrence was a secondary endpoint of the study. Results Twenty-seven patients with established SNUC were included in this cohort, with a median age of 55 years. Eighty-five percent of patients were surgically treated, and 85% of patients presented with stage IV disease. Two-year disease-specific survival was 66% and 5-year disease-specific survival was 46%. Ninety-six percent of patients received both chemotherapy and radiation as adjuvant treatment. Nodal disease at presentation and disease recurrence both significantly decreased patient survival ( p < 0.05). Conclusions The majority of patients at this institution presented with clinically advanced disease, and most were managed with a multimodal approach of surgical resection, chemotherapy, and radiation. Extent of disease at presentation and progression of disease following treatment are poor prognostic signs and may merit a more aggressive approach, while early detection and treatment may improve survival and decrease patient morbidity.
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- 2019
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34. Anatomical Variations of the Superficial Radial Nerve Encountered during Radial Forearm Free Flap Elevation.
- Author
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Haugen TW, Cannady SB, Chalian AA, and Shanti RM
- Subjects
- Carcinoma, Squamous Cell surgery, Forearm, Humans, Male, Mouth Mucosa surgery, Mouth Neoplasms surgery, Muscle, Skeletal innervation, Free Tissue Flaps innervation, Muscle, Skeletal transplantation, Radial Nerve anatomy & histology, Plastic Surgery Procedures methods
- Abstract
A frequently encountered anatomical structure in the elevation of a radial forearm free flap is the superficial branch of the radial nerve. This structure has a relatively consistent anatomic location, but variations do occur. We present a case where the superficial branch of the radial nerve was in an usual position but remained superficial to the brachioradialis throughout its course. Two previous reports also describe the superficial branch of the radial nerve remaining superficial to the brachioradialis, although, in these reports, the nerve was more medial than is typical. We postulate that one of the most common anatomic variations of the superficial branch of the radial nerve is for it to remain superficial to the brachioradialis. As this variation could potentially be confused with the medial or lateral antebrachial cutaneous nerves, it is important for the reconstructive surgeon to be aware of this to prevent inadvertent injury., (© 2019 S. Karger AG, Basel.)
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- 2019
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35. Safety of outpatient thyroidectomy: Review of the American College of Surgeons National Surgical Quality Improvement Program.
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McLaughlin EJ, Brant JA, Bur AM, Fischer JP, Chen J, Cannady SB, Chalian AA, and Newman JG
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- Female, Humans, Male, Middle Aged, Retrospective Studies, Risk Factors, United States, Ambulatory Care methods, Patient Safety, Quality Improvement, Thyroidectomy methods
- Abstract
Objectives/hypothesis: To investigate national trends in admission status after thyroidectomy in the United States and to evaluate the factors associated with 30-day unplanned readmission and reoperation., Study Design: Retrospective review of American College of Surgeons National Surgical Quality Improvement Program (ACS-NSQIP) METHODS: The ACS-NSQIP database was queried for patients who underwent a partial or total thyroidectomy between 2005 and 2014. Outpatient surgery was defined as discharge on the day of surgery. Patient demographic information, unplanned hospital readmission, and reoperation were reviewed. Risk factors were identified using logistic regression modeling., Results: A total of 76,604 cases met inclusion criteria as described above. There were 1,473 (1.9%) patients who underwent reoperation and 477 unplanned 30-day readmissions (1.4%) for procedures performed since 2012. There was a significant positive trend in the percentage of thyroidectomy (partial and total) patients who underwent outpatient procedures by year of operation (P < .001). Outpatient procedures were not more likely to have unplanned readmissions or reoperations. Independent patient risk factors for unplanned readmission and reoperation included current dialysis, chronic steroid use, unintentional weight loss, American Society of Anesthesiologists class 3 to 4, and active bleeding disorders., Conclusions: Over the past decade there has been a clear trend toward increasing outpatient thyroid surgery. Thyroidectomy performed as an outpatient was not found to be an independent risk factor for readmission or reoperation. Patients with serious medical comorbidities and active bleeding disorders are at increased risk of unplanned readmission or reoperation and should have their surgery performed on an inpatient basis., Level of Evidence: 2c. Laryngoscope, 128:1249-1254, 2018., (© 2017 The American Laryngological, Rhinological and Otological Society, Inc.)
- Published
- 2018
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36. Clinical Factors Associated With Reoperation and Prolonged Length of Stay in Free Tissue Transfer to Oncologic Head and Neck Defects.
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Thomas WW, Brant J, Chen J, Coblens O, Fischer JP, Newman JG, Chalian AA, Shanti RM, and Cannady SB
- Subjects
- Adult, Aged, Databases, Factual, Female, Follow-Up Studies, Humans, Logistic Models, Male, Middle Aged, Retrospective Studies, Risk Factors, Treatment Outcome, Free Tissue Flaps transplantation, Head and Neck Neoplasms surgery, Length of Stay statistics & numerical data, Plastic Surgery Procedures methods, Reoperation statistics & numerical data
- Abstract
Importance: Prolonged hospitalization and reoperation after free tissue transfer may be associated with certain clinical factors., Objective: To determine patient and surgical factors associated with length of stay (LOS) and reoperation following surgical procedures for malignant neoplasm of the head and neck involving microvascular free tissue transfer reconstruction., Design, Setting, and Participants: This was a retrospective review of American College of Surgeons National Surgical Quality Improvement Program data from 2012 to 2014 using International Classification of Diseases, Ninth Revision (ICD-9), codes for malignant neoplasms of the head and neck. Multivariable logistic regression modeling was used to examine correlation of patient and surgical variables with reoperation and LOS. The national retrospective database included outcomes from community and academic participant hospitals (517 member institutions in 2014). A total of 1115 cases of head and neck malignant neoplasm ablation with microvascular free tissue transfer flap were reviewed retrospectively., Main Outcomes and Measures: Incidence of reoperation within 30 days of index operation and hospitalization equal to or longer than 13.0 days, which is equal to being in the top quartile for duration of stay., Results: Of the 1115 patients, 370 (33.2) were female, and the mean (SD) age was 66.8 (3.9) years. Predictors of prolonged length of stay included return to the operating room (odds ratio [OR], 4.8; 95% CI, 3.3-6.9), smoking (OR, 2.1; 95% CI, 1.5-3.1), clean-contaminated wound (OR, 2.2; 95% CI, 1.3-4.0), bony flap (OR, 1.8; 95% CI, 1.2-2.8), age (OR, 1.5; 95% CI, 1.2-1.7), and operative time (OR, 1.2; 95% CI, 1.1-1.3). Reoperation occurred 298 times for 225 patients (20.2%). Mean (SD) time to reoperation was 8.0 (7.7) days, with 180 (80%) occurring before discharge from the primary operation. The most common indications for reoperation were neck exploration (37 [12.4%]) or incision and drainage of neck (35 [11.7%])., Conclusions and Relevance: American College of Surgeons National Surgical Quality Improvement Program data allow for large database analysis of free flap transfer to the head and neck. The data herein provide information to help guide surgeons on which patients will require longer stay in hospital and the most common reasons for return to the operating room. Wound class of index operation, subsequent wound-related complications, and long duration of the index operation were the primary drivers of increased risk for reoperation and, therefore, prolonged hospitalization. These same factors were also associated with prolonged hospitalization without reoperation., Level of Evidence: NA.
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- 2018
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37. Defining the Role of Free Flaps for Transoral Robotic Surgery.
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Hatten KM, Brody RM, Weinstein GS, Newman JG, Bur AM, Chalian AA, OʼMalley BW Jr, Rassekh CH, and Cannady SB
- Subjects
- Adult, Aged, Aged, 80 and over, Female, Follow-Up Studies, Humans, Male, Middle Aged, Retrospective Studies, Treatment Outcome, Free Tissue Flaps transplantation, Oropharyngeal Neoplasms surgery, Pharyngectomy methods, Robotic Surgical Procedures methods
- Abstract
Background: Transoral surgical techniques for oropharyngeal tumors have been widely accepted, yet often results in a significant functional deficit. Current reports on the safety, feasibility, and swallowing performance after microvascular reconstruction are limited to small volume case series., Materials and Methods: Retrospective review of 42 consecutive patients, between December 2013 and May 2016, who underwent transoral robotic surgery oropharyngectomy followed by microvascular reconstruction., Results: Swallowing outcomes postoperatively resulted in 39 (93%) of patients tolerating oral intake postoperatively, with 13 (87%) of 15 patients at 1-year follow-up consuming an entirely oral diet. Thirty-eight (95%) of 40 patients who underwent a tracheostomy at the time of surgery were ultimately decannulated. No patients experienced complete flap failure in the current study., Conclusions: Minimally invasive transoral surgical techniques have offered the opportunity to minimize surgical morbidity and potentially deintensify adjuvant therapies. Reconstructive options have evolved to match surgical advances seen with robotic surgeries of oropharyngeal cancers. Microvascular reconstruction has been indicated in select patients including those with extensive soft palate resection, primary tumor abutment of the medial pterygoid musculature, exposure of internal carotid artery vasculature, prior radiation therapy, or a significant defect of the oropharyngeal sphincter. Select patients, based on previously identified criteria, were preoperatively identified as suitable candidates for microvascular reconstruction of oropharyngeal defects. This study demonstrates that complex transoral robotic surgical defects are amenable to microvascular reconstructive in carefully selected patients.
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- 2018
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38. An Airway Rapid Response System: Implementation and Utilization in a Large Academic Trauma Center.
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Atkins JH, Rassekh CH, Chalian AA, and Zhao J
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- Adult, Aged, Body Mass Index, Female, Hospital Rapid Response Team standards, Humans, Male, Middle Aged, Retrospective Studies, Tracheostomy mortality, Tracheostomy statistics & numerical data, Trauma Centers standards, Airway Management methods, Airway Management standards, Clinical Protocols standards, Hospital Rapid Response Team organization & administration, Trauma Centers organization & administration
- Abstract
Background: Rapid response teams mobilize resources to patients experiencing acute deterioration. Failed airway management results in death or anoxic brain injury. A codified, systems-based approach to bring personnel and equipment to the bedside for multidisciplinary airway assessment and rescue was reflected in the initial implementation of an airway rapid response (ARR) team., Methods: A retrospective review of records of 117 ARR events in a 40-month period (August 2011-November 2014) was undertaken at the Hospital of the University of Pennsylvania, a 789-bed, academic, urban, tertiary care, Level 1 trauma center., Results: Of the 117 ARR events, 60 (51.3%) were called in the ICU, and 43 (36.8%) in the general ward. A definitive airway was secured in all patients for whom airway management was attempted. A new surgical airway was performed in five of the patients. Seven patients went to the operating room for airway management. Nine patients died or had care withdrawn shortly after the ARR., Conclusion: Difficult airway emergencies represent a small but critical element of airway rescue scenarios. Before the implementation of the ARR system, the process to bring the right team, equipment, expertise, and consensus on the right actions to critical airway emergencies was ad hoc. ARR activation, which brings multidisciplinary airway consultation, expert skills, and advanced airway equipment to the bedside, contributed to definitive airway management for surgical and nonsurgical airways. Performance of a bedside emergency surgical airway was uncommon. The ARR system represents a significant enhancement of the "anesthesia stat" system that typifies the airway emergency system at many institutions., (Copyright © 2017 The Joint Commission. Published by Elsevier Inc. All rights reserved.)
- Published
- 2017
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39. Microbial Signatures Associated with Oropharyngeal and Oral Squamous Cell Carcinomas.
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Banerjee S, Tian T, Wei Z, Peck KN, Shih N, Chalian AA, O'Malley BW, Weinstein GS, Feldman MD, Alwine J, and Robertson ES
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- Animals, Bacteria classification, Bacteria genetics, Carcinoma, Squamous Cell epidemiology, Computational Biology methods, Host-Parasite Interactions, Host-Pathogen Interactions, Humans, Metagenome, Metagenomics methods, Mouth Neoplasms epidemiology, Mutagenesis, Insertional, Oropharyngeal Neoplasms epidemiology, Parasites classification, Parasites genetics, Reproducibility of Results, Carcinoma, Squamous Cell etiology, Microbiota, Mouth Neoplasms etiology, Oropharyngeal Neoplasms etiology
- Abstract
The microbiome is fundamentally one of the most unique organs in the human body. Dysbiosis can result in critical inflammatory responses and result in pathogenesis contributing to neoplastic events. We used a pan-pathogen array technology (PathoChip) coupled with next-generation sequencing to establish microbial signatures unique to human oral and oropharyngeal squamous cell carcinomas (OCSCC/OPSCC). Signatures for DNA and RNA viruses including oncogenic viruses, gram positive and negative bacteria, fungi and parasites were detected. Cluster and topological analyses identified 2 distinct groups of microbial signatures related to OCSCCs/OPSCCs. Results were validated by probe capture next generation sequencing; the data from which also provided a comprehensive map of integration sites and chromosomal hotspots for micro-organism genomic insertions. Identification of these microbial signatures and their integration sites may provide biomarkers for OCSCC/OPSCC diagnosis and prognosis as well as novel avenues for study of their potential role in OCSCCs/OPSCCs.
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- 2017
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40. Use of free tissue transfer in head and neck cancer surgery and risk of overall and serious complication(s): An American College of Surgeons-National Surgical Quality Improvement Project analysis of free tissue transfer to the head and neck.
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Cannady SB, Hatten KM, Bur AM, Brant J, Fischer JP, Newman JG, and Chalian AA
- Subjects
- Aged, Carcinoma, Squamous Cell mortality, Carcinoma, Squamous Cell pathology, Cross-Sectional Studies, Databases, Factual, Disease-Free Survival, Female, Head and Neck Neoplasms mortality, Head and Neck Neoplasms pathology, Humans, Incidence, Logistic Models, Male, Middle Aged, Multivariate Analysis, Neck Dissection methods, Operative Time, Prognosis, Quality Improvement, Plastic Surgery Procedures methods, Retrospective Studies, Risk Assessment, Societies, Medical, Squamous Cell Carcinoma of Head and Neck, Statistics, Nonparametric, Surgical Wound Infection physiopathology, Survival Analysis, Treatment Outcome, United States, Wound Healing physiology, Carcinoma, Squamous Cell surgery, Free Tissue Flaps adverse effects, Free Tissue Flaps transplantation, Head and Neck Neoplasms surgery, Plastic Surgery Procedures adverse effects, Surgical Wound Infection epidemiology
- Abstract
Background: The purpose of this article was to assess the rates of head and neck free tissue transfer and variables available in the American College of Surgeons - National Surgical Quality Improvement Project (ACS-NSQIP) dataset to predict overall and serious complications., Methods: We conducted a data analysis from 2005 to 2014 on free tissue cases in the head and neck with descriptive and cross-sectional analysis to examine correlation of NSQIP variables with complications (p < .05)., Results: Of 1643 flaps, 906 complications occurred, such as blood transfusion, return to the operating room, extended ventilator support, pneumonia, and superficial surgical site infection. Insulin-dependent diabetes, operative time, age, white blood cell (WBC) count, and smoking correlated with overall complications. Five hundred one patients experienced 859 serious complications: return to the operating room, pneumonia, deep surgical site infection, sepsis, and unplanned intubation. Operative time, clean contaminated wound status, dirty wound classification, and history of congestive heart failure were predictive., Conclusion: Identification of risks for complications is an opportunity for improvement. Extended operative time consistently predicts for both overall and serious complications, suggesting long surgery within contaminated sites risks complication. © 2016 Wiley Periodicals, Inc. Head Neck 39: 702-707, 2017., (© 2016 Wiley Periodicals, Inc.)
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- 2017
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41. Transoral Robotic Surgery-Assisted Endoscopy With Primary Site Detection and Treatment in Occult Mucosal Primaries.
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Hatten KM, O'Malley BW Jr, Bur AM, Patel MR, Rassekh CH, Newman JG, Cannady SB, Chalian AA, Hodnett BL, Lin A, Lukens JN, Cohen RB, Bauml JM, Montone KT, Livolsi VA, and Weinstein GS
- Subjects
- Adult, Aged, Carcinoma, Squamous Cell diagnostic imaging, Carcinoma, Squamous Cell surgery, Female, Humans, Male, Middle Aged, Neck Dissection, Oropharyngeal Neoplasms diagnostic imaging, Oropharyngeal Neoplasms surgery, Retrospective Studies, Carcinoma, Squamous Cell secondary, Natural Orifice Endoscopic Surgery, Neoplasms, Unknown Primary diagnostic imaging, Neoplasms, Unknown Primary surgery, Oropharyngeal Neoplasms secondary, Robotic Surgical Procedures
- Abstract
Importance: Management of cervical lymph node metastasis without a known primary tumor is a diagnostic and treatment challenge for head and neck oncologists. Identification of the occult mucosal primary tumor minimizes the morbidity of treatment., Objective: To analyze the role of transoral robotic surgery (TORS) in facilitating the identification of a primary tumor site for patients presenting with squamous cell carcinoma of unknown primary (CUP). In addition, we assessed treatment deintensification by determining the number of patients who did not undergo definitive radiation therapy and chemotherapy., Design, Setting, and Participants: In this retrospective case series from January 2011 to September 2015, 60 consecutive patients with squamous cell CUP who underwent TORS-assisted endoscopy and ipsilateral neck dissection were included from an academic medical center and studied to study the rate success rate of TORS identifying occult mucosal malignancy., Main Outcomes and Measures: Success rate of identifying occult mucosal malignancy; usage of radiation therapy and chemotherapy., Results: Overall, 60 patients (mean [SD] age, 55.5 [8.9] years) were identified; 48 of the 60 patients (80.0%) had a mucosal primary identified during their TORS-assisted endoscopic procedure. The mean (SD) size of the identified mucosal primary lesions was 1.3 (0.1) cm. All mucosal primaries, when found, originated in the oropharynx including the base of tongue in 28 patients (58%), palatine tonsil in 18 patients (38%), and glossotonsillar sulcus in 2 patients (4%). Among patients in this study, 40 (67%) did not receive chemotherapy, and 15 (25%) did not receive radiation therapy., Conclusions and Relevance: Advances in transoral surgical techniques have helped identify occult oropharyngeal malignancies that traditionally have been treated with comprehensive radiation to the entire pharyngeal axis. We demonstrate the efficacy of a TORS-assisted approach to identify and surgically treat the primary tumor in patients presenting with CUP. In addition, patients managed with the TORS-assisted endoscopic approach benefit from surgical and pathological triage, which in turn results in deintensification of treatment by eliminating the need for chemotherapy in the majority of patients, as well as avoiding radiation therapy in select patients.
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- 2017
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42. Anterior lateral thigh osteomyocutaneous free flap reconstruction in the head and neck: The anterolateral thigh osteomyocutaneous femur bone flap.
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Brody RM, Pandey NC, Bur AM, O'Malley BW Jr, Rassekh CH, Weinstein GS, Chalian AA, Newman JG, and Cannady SB
- Subjects
- Aged, Aged, 80 and over, Female, Free Tissue Flaps blood supply, Graft Rejection, Graft Survival, Head and Neck Neoplasms mortality, Head and Neck Neoplasms pathology, Humans, Male, Middle Aged, Prognosis, Retrospective Studies, Risk Assessment, Sampling Studies, Thigh surgery, Tissue and Organ Harvesting methods, Treatment Outcome, Wound Healing physiology, Bone Transplantation methods, Free Tissue Flaps transplantation, Head and Neck Neoplasms surgery, Myocutaneous Flap transplantation, Plastic Surgery Procedures methods
- Abstract
Background: The anterolateral thigh (ALT) free flap is one of the most commonly used donor sites in head and neck reconstruction, however, it is not typically considered when an osseous component is needed., Methods: Soft tissue harvests, cadaveric study, and retrospective analysis of a series of 10 patients undergoing angiography were performed to assess vascular supply to the femoral cortex. In 6 patients, corticocancellous split-femur was incorporated into the ALT to reconstruct bony defects of the head and neck., Results: There is a consistent blood supply to the femur from the lateral femoral circumflex artery both intraoperatively and on angiography. No fractures or orthopedic injuries have been seen to date. None of the patients had complications of bone harvest, such as deep vein thrombosis or pulmonary embolism., Conclusion: The ALT osteomyocutaneous (ALTO) flap has consistent vascular anatomy to the femoral cortex. This flap provides additional corticocancellous bone and overlying vastus intermedius muscle for the reconstruction of complex craniofacial defects. © 2016 Wiley Periodicals, Inc. Head Neck 38: 1788-1793, 2016., (© 2016 Wiley Periodicals, Inc.)
- Published
- 2016
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43. A Single-institution Comparison of Cetuximab, Carboplatin, and Paclitaxel Induction Chemotherapy Followed by Chemoradiation (CRT) Versus CRT for Locally Advanced Squamous Cell Carcinoma of the Head and Neck (LA-SCCHN).
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Grover S, Mitra N, Wan F, Lukens JN, Sharma S, Bauman J, Masroor F, Cohen RB, Desai A, Algazy K, Alonso-Basanta M, Ahn P, Kevin Teo BK, Chalian AA, Weinstein GS, O'Malley BW Jr, and Lin A
- Subjects
- Aged, Antineoplastic Combined Chemotherapy Protocols adverse effects, Carboplatin administration & dosage, Carcinoma, Squamous Cell secondary, Cetuximab administration & dosage, Disease-Free Survival, Female, Follow-Up Studies, Humans, Male, Middle Aged, Otorhinolaryngologic Neoplasms pathology, Paclitaxel administration & dosage, Retrospective Studies, Survival Rate, Tumor Burden, Antineoplastic Combined Chemotherapy Protocols therapeutic use, Carcinoma, Squamous Cell therapy, Chemoradiotherapy, Induction Chemotherapy adverse effects, Otorhinolaryngologic Neoplasms therapy
- Abstract
Objectives: Comparisons of induction chemotherapy (IC) against upfront chemoradiation (CRT) for locally advanced head and neck cancer (LA-HNSCC) have demonstrated no differences except greater toxicity with IC. Effective induction regimens that are less toxic are therefore warranted. To inform future efforts with IC, we present our institutional experience comparing a less toxic IC regimen to CRT., Methods: We included patients with LA-HNSCC treated with organ-preservation CRT (+/-induction) between 2008 and 2011. Patients were of age above 18 years, ECOG performance status 0-1, and had minimum 6 months follow-up. IC consisted of 8 weekly cycles of cetuximab, carboplatin, and paclitaxel followed by CRT. The CRT regimen was platinum based, with cetuximab reserved for patients contraindicated to receive platinum., Results: Of 118 patients, 24 (20%) received IC and 94 (80%) received CRT. Median follow-up was 17 (IC) and 19 (CRT) months (P=0.05). There were no differences in toxicity between the groups. IC patients were more likely male, with more advanced tumor and nodal stage. Even when controlling for these factors, IC was still associated with worse locoregional control (HR=3.6, P=0.02), distant metastasis-free survival (HR=5.3, P=0.02), and overall survival (HR=5.1, P<0.01)., Conclusions: IC patients had greater disease burden than those receiving CRT. IC was well tolerated, but with significant rates of locoregional and systemic failures. Given the retrospective nature of the study, our findings are not meant to be definitive or conclusive, but rather suggestive in directing future efforts with IC. For now, we favor CRT as the standard option for treatment of inoperable LA-HNSCC., Competing Interests: notification: For the remaining authors, none were declared.
- Published
- 2016
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44. HPV-related oropharyngeal cancer: Risk factors for treatment failure in patients managed with primary transoral robotic surgery.
- Author
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Kaczmar JM, Tan KS, Heitjan DF, Lin A, Ahn PH, Newman JG, Rassekh CH, Chalian AA, O'Malley BW Jr, Cohen RB, and Weinstein GS
- Subjects
- Adult, Aged, Aged, 80 and over, Carcinoma, Squamous Cell mortality, Carcinoma, Squamous Cell pathology, Carcinoma, Squamous Cell therapy, Chemoradiotherapy, Adjuvant methods, Female, Follow-Up Studies, Humans, Male, Middle Aged, Neoplasm Recurrence, Local mortality, Neoplasm Recurrence, Local pathology, Neoplasm Recurrence, Local therapy, Oropharyngeal Neoplasms mortality, Oropharyngeal Neoplasms pathology, Oropharyngeal Neoplasms therapy, Retrospective Studies, Risk Factors, Smoking adverse effects, Treatment Failure, Carcinoma, Squamous Cell virology, Human papillomavirus 16 isolation & purification, Immunocompromised Host, Neoplasm Recurrence, Local virology, Oropharyngeal Neoplasms virology, Papillomavirus Infections complications, Robotic Surgical Procedures methods
- Abstract
Background: The purpose of this study was to determine clinical factors that predict locoregional recurrence or distant metastasis in patients with human papillomavirus (HPV)-positive oropharyngeal cancer treated with surgery and guideline-indicated adjuvant therapy., Methods: We identified all presumed HPV-positive patients with oropharyngeal cancer in our health system from January 2010 to August 2012 treated with surgery and guideline-indicated adjuvant therapy. Statistical analysis was performed to identify clinical predictors associated with treatment failure., Results: One hundred fourteen p16+ oropharyngeal cancers managed with initial surgical resection were identified. Median follow-up was 17 months. Two-year locoregional failure was 3.3% and distant failure was 8.4%. Statistical analysis found that conventional poor prognostic features did not predict treatment failure., Conclusion: Locoregional recurrence and development of distant metastatic disease are uncommon in patients who are appropriately selected for surgical management of p16+ oropharyngeal cancer regardless of the presence or absence of conventional poor prognostic features., (© 2015 Wiley Periodicals, Inc.)
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- 2016
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45. Tracheostomy Complications as a Trigger for an Airway Rapid Response: Analysis and Quality Improvement Considerations.
- Author
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Rassekh CH, Zhao J, Martin ND, Chalian AA, and Atkins JH
- Subjects
- Airway Extubation adverse effects, Body Mass Index, Cohort Studies, Emergencies, Humans, Laryngectomy, Postoperative Complications, Retrospective Studies, Respiratory Tract Diseases etiology, Tracheostomy
- Abstract
Objective: To analyze the subset of airway rapid response (ARR) calls related to tracheostomy identified over a 46-month period from August 2011 to May 2015 to determine proximate cause, intervention, and outcome and to develop process improvement initiatives., Design: Single-institution multidisciplinary retrospective cohort study., Setting: Tertiary care academic medical center in a large urban setting., Subjects: Hospital inpatients with an in situ tracheostomy or laryngectomy who experienced an ARR., Methods: Detailed review of operator, hospital, and patient records related to ARR system activations over a 46-month period., Results: ARR was activated for 28 patients with existing tracheostomy. The cohort included open tracheostomy (n = 14), percutaneous tracheostomy (n = 8), laryngectomy stoma (n = 3), and indeterminate technique (n = 3). The most frequent triggers for emergency airway intervention were decannulation (n = 16), followed by mucus plugging (n = 4). The mean body mass index of ARR patients was higher than that of a comparator tracheostomy cohort (32.9 vs 26.3, P < .001). BMI was >40 in 9 ARR patients. There was 1 mortality in the series., Conclusions: Tracheostomy is a major trigger for ARR with potential fatal outcome. Factors that may contribute to tracheostomy emergencies include high body mass index, surgical technique for open tracheostomy or percutaneous tracheostomy, tracheostomy tube size, and bedside tracheostomy management. Results have triggered a hospital-wide practice improvement plan focused on tracheostomy awareness and documentation, discrete process changes, and implementation of guidelines for emergency management., (© American Academy of Otolaryngology—Head and Neck Surgery Foundation 2015.)
- Published
- 2015
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46. Measuring the Physiologic Properties of Oral Lesions Receiving Fractionated Photodynamic Therapy.
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Gallagher-Colombo SM, Quon H, Malloy KM, Ahn PH, Cengel KA, Simone CB 2nd, Chalian AA, O'Malley BW, Weinstein GS, Zhu TC, Putt ME, Finlay JC, and Busch TM
- Subjects
- Administration, Oral, Dose-Response Relationship, Drug, Humans, Mouth Mucosa drug effects, Mouth Mucosa radiation effects, Predictive Value of Tests, Aminolevulinic Acid administration & dosage, Blood Physiological Phenomena, Hemoglobins chemistry, Mouth Diseases therapy, Photochemotherapy
- Abstract
Photodynamic therapy (PDT) can treat superficial, early-stage disease with minimal damage to underlying tissues and without cumulative dose-limiting toxicity. Treatment efficacy is affected by disease physiologic properties, but these properties are not routinely measured. We assessed diffuse reflectance spectroscopy (DRS) for the noninvasive, contact measurement of tissue hemoglobin oxygen saturation (St O2 ) and total hemoglobin concentration ([tHb]) in the premalignant or superficial microinvasive oral lesions of patients treated with 5-aminolevulinic acid (ALA)-PDT. Patients were enrolled on a Phase 1 study of ALA-PDT that evaluated fluences of 50, 100, 150 or 200 J cm(-2) delivered at 100 mW cm(-2) . To test the feasibility of incorporating DRS measurements within the illumination period, studies were performed in patients who received fractionated (two-part) illumination that included a dark interval of 90-180 s. Using DRS, tissue oxygenation at different depths within the lesion could also be assessed. DRS could be performed concurrently with contact measurements of photosensitizer levels by fluorescence spectroscopy, but a separate noncontact fluorescence spectroscopy system provided continuous assessment of photobleaching during illumination to greater tissue depths. Results establish that the integration of DRS into PDT of early-stage oral disease is feasible, and motivates further studies to evaluate its predictive and dosimetric value., (© 2015 The American Society of Photobiology.)
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- 2015
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47. Total Laryngectomy Versus Larynx Preservation for T4a Larynx Cancer: Patterns of Care and Survival Outcomes.
- Author
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Grover S, Swisher-McClure S, Mitra N, Li J, Cohen RB, Ahn PH, Lukens JN, Chalian AA, Weinstein GS, O'Malley BW Jr, and Lin A
- Subjects
- Age Factors, Carcinoma, Squamous Cell pathology, Female, Humans, Kaplan-Meier Estimate, Laryngeal Neoplasms pathology, Laryngectomy methods, Larynx, Lymph Nodes pathology, Male, Middle Aged, Neoplasm Staging, Propensity Score, Regression Analysis, Retrospective Studies, Sex Factors, Carcinoma, Squamous Cell mortality, Carcinoma, Squamous Cell therapy, Chemoradiotherapy mortality, Laryngeal Neoplasms mortality, Laryngeal Neoplasms therapy, Laryngectomy mortality, Organ Sparing Treatments mortality
- Abstract
Purpose: To examine practice patterns and compare survival outcomes between total laryngectomy (TL) and larynx preservation chemoradiation (LP-CRT) in the setting of T4a larynx cancer, using a large national cancer registry., Methods and Materials: Using the National Cancer Database, we identified 969 patients from 2003 to 2006 with T4a squamous cell larynx cancer receiving definitive treatment with either initial TL plus adjuvant therapy or LP-CRT. Univariate and multivariable logistic regression were used to assess predictors of undergoing surgery. Survival outcomes were compared using Kaplan-Meier and propensity score-adjusted and inverse probability of treatment-weighted Cox proportional hazards methods. Sensitivity analyses were performed to account for unmeasured confounders., Results: A total of 616 patients (64%) received LP-CRT, and 353 (36%) received TL. On multivariable logistic regression, patients with advanced nodal disease were less likely to receive TL (N2 vs N0, 26.6% vs 43.4%, odds ratio [OR] 0.52, 95% confidence interval [CI] 0.37-0.73; N3 vs N0, 19.1% vs 43.4%, OR 0.23, 95% CI 0.07-0.77), whereas patients treated in high case-volume facilities were more likely to receive TL (46.1% vs 31.5%, OR 1.78, 95% CI 1.27-2.48). Median survival for TL versus LP was 61 versus 39 months (P<.001). After controlling for potential confounders, LP-CRT had inferior overall survival compared with TL (hazard ratio 1.31, 95% CI 1.10-1.57), and with the inverse probability of treatment-weighted model (hazard ratio 1.25, 95% CI 1.05-1.49). This survival difference was shown to be robust on additional sensitivity analyses., Conclusions: Most patients with T4a larynx cancer receive LP-CRT, despite guidelines suggesting TL as the preferred initial approach. Patients receiving LP-CRT had more advanced nodal disease and worse overall survival. Previous studies of (non-T4a) locally advanced larynx cancer showing no difference in survival between LP-CRT and TL may not apply to T4a disease, and patients should be counseled accordingly., (Copyright © 2015 Elsevier Inc. All rights reserved.)
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- 2015
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48. Reconstruction of the naso-orbital-ethmoid (NOE) complex using the osteocutaneous radial forearm flap (OCRFF).
- Author
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Cannady SB, Friedman O, Chalian AA, Newman JG, Cook T, and Wax MK
- Subjects
- Carcinoma, Squamous Cell surgery, Humans, Retrospective Studies, Squamous Cell Carcinoma of Head and Neck, Facial Injuries surgery, Free Tissue Flaps, Head and Neck Neoplasms surgery, Oral Surgical Procedures methods, Plastic Surgery Procedures methods, Wounds, Gunshot surgery
- Abstract
Objectives: Describe the utility of osteocutaneous forearm flaps in reconstruction of naso-orbito-ethmoid (NOE) defects., Study Design: Case series with chart review., Setting: Tertiary medical centers., Subjects and Methods: The study was conducted on patients treated between the years 2000 and 2014 undergoing NOE resection with reconstruction using the radial forearm flap. Decision making, technical feasibility, need for revisions, and patient disease outcomes were included to assess the durability of reconstruction over remaining survival period., Results: Fifteen patients underwent NOE reconstruction in the timeframe studied. Five recent patients reported poor nasal airway but no diplopia or immediately clinically evident enopthalmus after NOE reconstruction in mean follow-up of 17.3 months. One-third of patients succumbed to disease in the study period, 3 without revision, and all but 2 surviving patients required revisions., Conclusion: Osteocutaneous radial forearm flap (OCRFF) is a cosmetically acceptable method of reconstructing NOE defects. Though a 1-step reconstruction can be serviceable without multiple additional procedures, longer surviving patients frequently receive revision surgery as with more traditional planned staged procedures., (© American Academy of Otolaryngology—Head and Neck Surgery Foundation 2015.)
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- 2015
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49. "The thyroidectomy story": comic books, graphic novels, and the novel approach to teaching head and neck surgery through the genre of the comic book.
- Author
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Babaian CS and Chalian AA
- Subjects
- Humans, Books, Illustrated, Education, Medical, General Surgery education, Teaching Materials, Thyroidectomy education
- Abstract
As surgical education changes, an instructive need arises to complement the complexity of hands-on manual and visuospatial skills acquired as a result of apprenticing in the operating room (OR) and adjusting to new technologies and robotics. Novel and innovative methods must be employed, not to replace the OR experience but rather to enhance it. Here, we present a fine arts merger with surgical education in the genre of the comic book and graphic novel to address visuospatial skills, motor skills (practice-based learning and improvement), and the narrative, humanistic component (patient care) necessary for a well-rounded surgical education. We examine the important goals of training residents with the development of an "experimental" comic book on the thryoidectomy procedure to enhance textbook and lecture material, where residents and nurses are introduced to technique, narrative, and medical illustration skills (interpersonal communication skills) to assist them in anticipating, reflecting, and potentially facilitating the very proficiency necessary to be successful in the OR while remaining curious and engaged in their craft., (© 2013 Published by Association of Program Directors in Surgery on behalf of Association of Program Directors in Surgery.)
- Published
- 2014
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50. A rare presentation of multiple primary squamous cell carcinoma of the tongue in a patient with recurrent hepatitis C infection.
- Author
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Stoopler ET, Sia YW, Chalian AA, O'Malley BW Jr, and Alawi F
- Subjects
- Fatal Outcome, Humans, Male, Middle Aged, Recurrence, Risk Factors, Carcinoma, Squamous Cell virology, Hepatitis C, Chronic complications, Neoplasms, Multiple Primary virology, Tongue Neoplasms virology
- Abstract
Hepatitis C virus (HCV) infection has been implicated as a risk factor for development of oral squamous cell carcinoma (SCC). Multiple primary sites of oral SCC associated with HCV infection occurs infrequently. This case report describes a rare presentation of multiple primary SCCs of the tongue in a patient with recurrent HCV cirrhosis status post liver transplant that required interdisciplinary medical and surgical management. It is important for oral health care providers to understand the local and systemic implications of HCV infection and perform routine clinical examinations to monitor for development of oral lesions and associated complications., (© 2013 Special Care Dentistry Association and Wiley Periodicals, Inc.)
- Published
- 2014
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