25 results on '"Huh, Warner"'
Search Results
2. Observed Colposcopy Practice in US Community-Based Clinics: The Retrospective Control Arm of the IMPROVE-COLPO Study.
- Author
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Huh WK, Papagiannakis E, and Gold MA
- Subjects
- Adult, Aged, Aged, 80 and over, Biopsy methods, Biopsy statistics & numerical data, Colposcopy methods, Community Health Services methods, Cross-Sectional Studies, Female, Humans, Mass Screening methods, Middle Aged, Pregnancy, Retrospective Studies, United States, Uterine Cervical Neoplasms therapy, Young Adult, Colposcopy statistics & numerical data, Community Health Services statistics & numerical data, Disease Management, Mass Screening statistics & numerical data, Papillomavirus Infections complications, Procedures and Techniques Utilization statistics & numerical data, Uterine Cervical Neoplasms diagnosis
- Abstract
Objective: The aim of the study was to characterize colposcopy practice and management of women with cervical abnormalities in US community-based clinics., Materials and Methods: IMPROVE-COLPO was a 2-arm study of colposcopy patients with an abnormal screening result. The prospective arm recruited women to undergo examination with a commercial digital colposcope. The retrospective-control arm collected data (chart review) from previous colposcopies performed using standard equipment and methods. From the retrospective arm, we analyzed referral trends, colposcopy and biopsy practice, and management patterns., Results: We collected data of 3,602 eligible women (median age = 34 years) that had been examined from 2012 to 2017 by 154 colposcopists at 44 clinics across 12 states. Most patients were premenopausal (87.9%), privately insured (88.2%), and had a low-grade (low-grade squamous intraepithelial lesion/atypical squamous cells of undetermined significance/human papillomavirus positive) indication (87.2%). Most colposcopists performed less than 3 colposcopies monthly and their biopsy rate was 1.47 biopsies/patient for high-grade referrals and 0.97 for low-grade referrals (p < .001). Random biopsy was rare (0.4% of biopsies). Most women (74.9%) underwent endocervical sampling, including 62.5% of women aged 21 to 24 years. Colposcopic impression was frequently not reported (58.8%), and its sensitivity to predict histology-confirmed cervical intraepithelial neoplasia (CIN) 2+ as "high-grade" was 56.5% for high-grade referrals and 23.2% for low-grade referrals. Excisions often (44.5%) returned
- Published
- 2019
- Full Text
- View/download PDF
3. In Defense of a Simplified, Practical Colposcopic Terminology.
- Author
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Khan MJ, Massad LS, Huh WK, and Wentzensen N
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- Female, Humans, Pregnancy, Colposcopy, Uterine Cervical Neoplasms
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- 2018
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- View/download PDF
4. ASCCP Colposcopy Standards: Role of Colposcopy, Benefits, Potential Harms, and Terminology for Colposcopic Practice.
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Khan MJ, Werner CL, Darragh TM, Guido RS, Mathews C, Moscicki AB, Mitchell MM, Schiffman M, Wentzensen N, Massad LS, Mayeaux EJ Jr, Waxman AG, Conageski C, Einstein MH, and Huh WK
- Subjects
- Biopsy adverse effects, Colposcopy adverse effects, Early Detection of Cancer adverse effects, Female, Humans, Terminology as Topic, United States, Biopsy methods, Biopsy standards, Colposcopy methods, Colposcopy standards, Early Detection of Cancer methods, Early Detection of Cancer standards, Uterine Cervical Neoplasms prevention & control
- Abstract
Objectives: The American Society for Colposcopy and Cervical Pathology Colposcopy Standards address the role of and approach to colposcopy and biopsy for cervical cancer prevention in the United States. Working Group 1 was tasked with defining the role of colposcopy, describing benefits and potential harms, and developing an official terminology., Methods: A systematic literature review was performed. A national survey of American Society for Colposcopy and Cervical Pathology members provided input on current terminology use. The 2011 International Federation for Cervical Pathology and Colposcopy terminology was used as a template and modified to fit colposcopic practice in the United States. For areas without data, expert consensus guided the recommendation. Draft recommendations were posted online for public comment and presented at an open session of the 2017 International Federation for Cervical Pathology and Colposcopy World Congress for further comment. All comments were considered for the final version., Results: Colposcopy is used in the evaluation of abnormal or inconclusive cervical cancer screening tests. Colposcopy aids the identification of cervical precancers that can be treated, and it allows for conservative management of abnormalities unlikely to progress. The potential harms of colposcopy include pain, psychological distress, and adverse effects of the procedure. A comprehensive colposcopy examination should include documentation of cervix visibility, squamocolumnar junction visibility, presence of acetowhitening, presence of a lesion(s), lesion(s) visibility, size and location of lesions, vascular changes, other features of lesion(s), and colposcopic impression. Minimum criteria for reporting include squamocolumnar junction visibility, presence of acetowhitening, presence of a lesion(s), and colposcopic impression., Conclusions: A recommended terminology for use in US colposcopic practice was developed, with comprehensive and minimal criteria for reporting.
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- 2017
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- View/download PDF
5. ASCCP Colposcopy Standards: Colposcopy Quality Improvement Recommendations for the United States.
- Author
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Mayeaux EJ Jr, Novetsky AP, Chelmow D, Garcia F, Choma K, Liu AH, Papasozomenos T, Einstein MH, Massad LS, Wentzensen N, Waxman AG, Conageski C, Khan MJ, and Huh WK
- Subjects
- Female, Humans, United States, Colposcopy methods, Colposcopy standards, Early Detection of Cancer methods, Early Detection of Cancer standards, Quality Improvement, Uterine Cervical Neoplasms prevention & control
- Abstract
Objectives: The American Society for Colposcopy and Cervical Pathology (ASCCP) Colposcopy Standards recommendations address the role of and approach to colposcopy and biopsy for cervical cancer prevention in the United States. The recommendations were developed by an expert working group appointed by ASCCP's Board of Directors. The ASCCP Quality Improvement Working Group developed evidence-based guidelines to promote best practices and reduce errors in colposcopy and recommended indicators to measure colposcopy quality., Materials and Methods: The working group performed a systematic review of existing major society and national guidelines and quality indicators. An initial list of potential quality indicators was developed and refined through successive iterative discussions, and draft quality indicators were proposed. The draft recommendations were then reviewed and commented on by the entire Colposcopy Standards Committee, posted online for public comment, and presented at the International Federation for Cervical Pathology and Colposcopy 2017 World Congress for further comment. All comments were considered, additional adjustments made, and the final recommendations approved by the entire Task Force., Results: Eleven quality indicators were selected spanning documentation, biopsy protocols, and time intervals between index screening tests and completion of diagnostic evaluation., Conclusions: The proposed quality indicators are intended to serve as a starting point for quality improvement in colposcopy at a time when colposcopy volume is decreasing and individual procedures are becoming technically more difficult to perform.
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- 2017
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6. ASCCP Colposcopy Standards: Risk-Based Colposcopy Practice.
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Wentzensen N, Schiffman M, Silver MI, Khan MJ, Perkins RB, Smith KM, Gage JC, Gold MA, Conageski C, Einstein MH, Mayeaux EJ Jr, Waxman AG, Huh WK, and Massad LS
- Subjects
- Female, Humans, United States, Colposcopy methods, Colposcopy standards, Early Detection of Cancer methods, Early Detection of Cancer standards, Risk Assessment, Uterine Cervical Neoplasms prevention & control
- Abstract
Objectives: The American Society for Colposcopy and Cervical Pathology (ASCCP) Colposcopy Standards recommendations address the role of and approach to colposcopy for cervical cancer prevention in the United States., Materials and Methods: The recommendations were developed by an expert working group appointed by ASCCP's Board of Directors. This article describes the rationale, evidence, and recommendations related to risk-based colposcopy practice., Results: Women referred to colposcopy have a wide range of underlying precancer risk, which can be estimated by referral screening tests including cytology and human papillomavirus testing, in conjunction with the colposcopic impression. Multiple targeted biopsies, at least 2 and up to 4, are recommended to improve detection of prevalent precancers. At the lowest end of the risk spectrum, untargeted biopsies are not recommended, and women with a completely normal colposcopic impression can be observed. At the highest end of the risk spectrum, immediate treatment is an alternative to biopsy confirmation., Conclusions: Assessing the risk of cervical precancer at the colposcopy visit allows for modification of colposcopy procedures consistent with a woman's risk. Implementation of these recommendations is expected to lead to improved detection of cervical precancers at colposcopy, while providing more reassurance of negative colposcopy results.
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- 2017
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7. ASCCP Colposcopy Standards: How Do We Perform Colposcopy? Implications for Establishing Standards.
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Waxman AG, Conageski C, Silver MI, Tedeschi C, Stier EA, Apgar B, Huh WK, Wentzensen N, Massad LS, Khan MJ, Mayeaux EJ Jr, Einstein MH, Schiffman MH, and Guido RS
- Subjects
- Adult, Aged, Female, Humans, Middle Aged, Pregnancy, United States, Colposcopy methods, Colposcopy standards, Early Detection of Cancer methods, Early Detection of Cancer standards, Uterine Cervical Neoplasms prevention & control
- Abstract
Objectives: The American Society for Colposcopy and Cervical Pathology (ASCCP) Colposcopy Standards recommendations address the role of and approach to colposcopy and biopsy for cervical cancer prevention in the United States. The recommendations were developed by an expert working group appointed by ASCCP's Board of Directors. Working group 3 defined colposcopy procedure guidelines for minimum and comprehensive colposcopy practice and evaluated the use of colposcopy adjuncts., Materials and Methods: The working group performed a systematic literature review to identify best practices in colposcopy methodology and to evaluate the use of available colposcopy adjuncts. The literature provided little evidence to support specific elements of the procedure. The working group, therefore, implemented a national survey of current and recent ASCCP members to evaluate common elements of the colposcopy examination. The findings of this survey were modified by expert consensus from the ASCCP Colposcopy Standards Committee members to create guidelines for performing colposcopy. The draft recommendations were posted online for public comment and presented at an open session of the International Federation for Cervical Pathology and Colposcopy 2017 World Congress for further comment. All comments were considered in the development of final recommendations., Results: Minimum and comprehensive colposcopy practice guidelines were developed. These guidelines represent recommended practice in all parts of the examination including the following: precolposcopy evaluation, performing the procedure, documentation of findings, biopsy practice, and postprocedure follow-up., Conclusions: These guidelines are intended to serve as a guide to standardize colposcopy across the United States.
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- 2017
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8. Evidence-Based Consensus Recommendations for Colposcopy Practice for Cervical Cancer Prevention in the United States.
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Wentzensen N, Massad LS, Mayeaux EJ Jr, Khan MJ, Waxman AG, Einstein MH, Conageski C, Schiffman MH, Gold MA, Apgar BS, Chelmow D, Choma KK, Darragh TM, Gage JC, Garcia FAR, Guido RS, Jeronimo JA, Liu A, Mathews CA, Mitchell MM, Moscicki AB, Novetsky AP, Papasozomenos T, Perkins RB, Silver MI, Smith KM, Stier EA, Tedeschi CA, Werner CL, and Huh WK
- Subjects
- Female, Humans, United States, Colposcopy methods, Colposcopy standards, Early Detection of Cancer methods, Early Detection of Cancer standards, Uterine Cervical Neoplasms prevention & control
- Abstract
The American Society for Colposcopy and Cervical Pathology (ASCCP) Colposcopy Standards recommendations address the role of colposcopy and directed biopsy for cervical cancer prevention in the United States (US). The recommendations were developed by an expert working group appointed by ASCCP's Board of Directors. An extensive literature review was conducted and supplemented by a systematic review and meta-analysis of unpublished data. In addition, a survey of practicing colposcopists was conducted to assess current colposcopy practice in the US. Recommendations were approved by the working group members, and the final revisions were made based on comments received from the public. The recommendations cover terminology, risk-based colposcopy, colposcopy procedures, and colposcopy adjuncts. The ASCCP Colposcopy Standards recommendations are an important step toward raising the standard of colposcopy services delivered to women in the US. Because cervical cancer screening programs are currently undergoing important changes that may affect colposcopy performance, updates to some of the current recommendations may be necessary in the future.
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- 2017
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9. Trends in Colposcopy Volume: Where Do We Go From Here?
- Author
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Landers EE, Erickson BK, Bae S, and Huh WK
- Subjects
- Academic Medical Centers, Female, Guideline Adherence, Humans, Retrospective Studies, Colposcopy statistics & numerical data, Uterine Cervical Neoplasms diagnosis
- Abstract
Objective: To describe the change in colposcopy volume in light of recent guideline shifts, which target higher-risk women while limiting unnecessary procedures in low-risk women., Methods: After institutional review board approval, colposcopy clinic visits at a large-volume referral center from January 2010 to December 2015 were reviewed. All women diagnosed with abnormal cervical cytology who were referred and subsequently underwent colposcopic evaluation were included. Mean monthly and annual clinic volumes were calculated. Return visit proportions were compared using chi-square test. Negative binomial regression analysis was used to examine trends., Results: There were a total of 8722 colposcopy clinic visits between January 2010 and December 2015. Approximately 7395 visits (85%) were new patient visits, and 1327 visits (15%) were return visits. The percentage of return visits declined dramatically during the study period from 22.9% (2011) of total visits to 9.0% in 2015 (P < 0.001). Annual clinic volume ranged from 903 to 1884 with a mean monthly volume of 121.13 visits (SD, 42.1). Annual volume was highest in 2011 (n = 1884) and has since demonstrated a steady decline. In 2015, average monthly volume (75.3 visits) dropped to nearly one third of its peak 218 visits per month in July 2010., Conclusions: In a large referral clinic that adheres to guideline-based screening and management recommendations, monthly colposcopy volume has declined dramatically with a reduction by two thirds compared with peak volume in 2010.
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- 2016
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10. In reply.
- Author
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Huh WK and Behrens CM
- Subjects
- Female, Humans, Colposcopy methods, Early Detection of Cancer methods, Papillomavirus Infections pathology, Precancerous Conditions pathology, Uterine Cervical Neoplasms pathology, Uterine Cervical Dysplasia pathology
- Published
- 2015
- Full Text
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11. Relevance of random biopsy at the transformation zone when colposcopy is negative.
- Author
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Huh WK, Sideri M, Stoler M, Zhang G, Feldman R, and Behrens CM
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- Adult, Age Factors, Biopsy, Needle, False Negative Reactions, Female, Humans, Immunohistochemistry, Middle Aged, Neoplasm Invasiveness pathology, Neoplasm Staging, Papillomavirus Infections diagnosis, Precancerous Conditions diagnosis, Prospective Studies, Risk Assessment, Sensitivity and Specificity, Uterine Cervical Neoplasms diagnosis, Uterine Cervical Neoplasms virology, Vaginal Smears, Young Adult, Uterine Cervical Dysplasia diagnosis, Uterine Cervical Dysplasia virology, Colposcopy methods, Early Detection of Cancer methods, Papillomavirus Infections pathology, Precancerous Conditions pathology, Uterine Cervical Neoplasms pathology, Uterine Cervical Dysplasia pathology
- Abstract
Objective: A post hoc analysis to determine the diagnostic yield of random biopsy in detecting high-grade cervical disease in women with negative colposcopy., Methods: The ATHENA (Addressing the Need for Advanced HPV Diagnostics) trial screened more than 47,000 women with cytology and high-risk human papillomavirus (HPV) DNA genotyping. Colposcopy was performed in all women with abnormal cytology or positive HPV results. A single random biopsy was taken at the squamocolumnar junction if colposcopy was adequate and no lesions were identified., Results: The random biopsy diagnosed 20.9% (81/388, 95% confidence interval [CI] 16.9-25.3%) and 18.9% (45/238, 95% CI 14.1-24.5%) of the total cervical intraepithelial neoplasia (CIN) grade 2 or worse and grade 3 or worse, respectively. This additional disease was detected in both HPV 16 or 18+ and for 12 other high-risk HPV+ women. For HPV 16 or 18, the absolute risk for detection of CIN 2 or worse on random biopsy in the overall population was 13.1% (40/305, 95% CI 9.8-17.4%) and 8.2% (25/305, 95% CI 5.6-11.8%) for CIN 3 or worse. By contrast, the absolute risk for 12 other high-risk HPV+ women was 3.5% (29/820, 95% CI 2.5-5%) and 1.7% (14/820, 95% CI 1.0-2.8%) for CIN 2 or worse and CIN 3 or worse, respectively., Conclusion: A single random biopsy increased the detection of high-grade disease when no lesions were visualized at colposcopy. The absolute risks of disease associated with the random biopsy were highest for women positive for genotype 16 or 18. Our study supports performing a random biopsy in women undergoing colposcopy without visible lesions, particularly in those positive for HPV 16 or 18., Level of Evidence: : II.
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- 2014
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12. Cost analysis of colposcopy for abnormal cytology in post-treatment surveillance for cervical cancer.
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Tergas AI, Havrilesky LJ, Fader AN, Guntupalli SR, Huh WK, Massad LS, and Rimel BJ
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- Cost-Benefit Analysis, Decision Support Techniques, Female, Humans, Neoplasm Grading, Papanicolaou Test, Uterine Cervical Neoplasms economics, Uterine Cervical Neoplasms therapy, Vaginal Smears economics, Colposcopy economics, Neoplasm Recurrence, Local diagnosis, Neoplasm Recurrence, Local economics, Uterine Cervical Neoplasms pathology
- Abstract
Objective: The aim of this study was to estimate cost and outcomes associated with colposcopy following abnormal Pap for women with a history of cervical cancer., Methods: Decision models compared the costs and number of isolated local recurrences (ILR) detected using two strategies, colposcopy and no colposcopy, for women with a history of cervical cancer and low grade or high grade Pap. Clinical data for input were derived from a cohort of women with a history of cervical cancer undergoing surveillance Paps at 2 institutions. Costs were obtained using national reimbursement data., Results: Five hundred fifty-six patients underwent 2900 surveillance Paps. Twenty-seven of 50 women with a low grade Pap underwent colposcopy. One of 3 recurrences in the colposcopy group was an ILR diagnosed colposcopically. Colposcopy following low grade Pap costs $354 more and resulted in a lower rate of diagnosis of ILR compared to no colposcopy (3.7% vs 8.6%). Sixty of 78 women with a high grade Pap underwent colposcopy. Three of 15 recurrences in the colposcopy group were ILR diagnosed colposcopically. Colposcopy following high grade Pap costs $623 more than no colposcopy but resulted in a higher rate of diagnosis of ILR (5% vs 0%; $7481 per additional ILR)., Conclusions: Colposcopy following low or high grade surveillance Pap smear adds substantial cost to the management of women with cervical cancer. Only colposcopy following a high grade Pap is associated with a higher probability that cervical cancer recurrence will be detected when salvageable. These findings support withholding colposcopy for abnormal surveillance Pap tests less than high grade., (Copyright © 2013 Elsevier Inc. All rights reserved.)
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- 2013
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13. The management of cervical intraepithelial neoplasia during pregnancy: is colposcopy necessary?
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Wetta LA, Matthews KS, Kemper ML, Whitworth JM, Fain ET, Huh WK, Kendrick JE, and Straughn JM Jr
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- Adolescent, Adult, Biopsy, Diagnosis, Differential, Female, Humans, Neoplasm Staging methods, Pregnancy, Young Adult, Colposcopy methods, Pregnancy Complications, Neoplastic diagnosis, Uterine Cervical Neoplasms diagnosis, Uterine Cervical Dysplasia diagnosis
- Abstract
Objective: The 2006 American Society for Colposcopy and Cervical Pathology Consensus guidelines state that it is acceptable to defer colposcopy until 6 weeks postpartum in pregnant patients with atypical squamous cells of undetermined significance (ASC-US) or low-grade squamous intraepithelial lesion (LSIL) cytology. Therefore, we sought to determine the incidence of cervical intraepithelial neoplasia (CIN) 2,3 in pregnant patients referred to a university colposcopy clinic., Materials and Methods: A retrospective study identified all pregnant women with abnormal cytology referred to the University of Alabama at Birmingham colposcopy clinic between May 2005 and September 2007. After an institutional review board approval was obtained, demographic information, referral cytology, and histologic data were collected. The colposcopic impression was also obtained from the records., Results: Six hundred twenty-five pregnant patients were identified. The mean age was 23 years (range, 14-44 years), the mean parity was 1 (range, 0-7), and the mean gestational age was 24 weeks (range, 4-39 weeks). The most common referral cytology was LSIL (41.0%), followed by ASC-US (34.1%), and high-grade squamous intraepithelial lesion (13.6%). One hundred thirty-eight patients (22%) underwent cervical biopsy at the time of initial colposcopy. Forty-three patients had CIN 1, 28 patients had CIN 2, and 23 patients had CIN 3. Forty-four patients (32%) had no evidence of CIN on biopsy. There were no cases of invasive cervical cancer identified. Of the 469 patients with ASC-US and LSIL cytology, 20 of 78 patients who had a cervical biopsy were diagnosed with CIN 2,3. Of the 128 patients with high-grade intraepithelial lesion or high-grade squamous intraepithelial lesion cytology, 31 of 60 patients who had a cervical biopsy were diagnosed with CIN 2,3. Repeat colposcopy in the third trimester was performed on 47 patients. Only 3 of 13 patients with a repeat biopsy had CIN 2,3., Conclusions: Pregnant patients with ASC-US or LSIL cytology rarely have colposcopically suspected CIN 2,3 at their initial colposcopy that warrants a cervical biopsy; therefore, it is reasonable to defer the initial colposcopy in patients with ASC-US and LSIL until at least 6 weeks postpartum.
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- 2009
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14. Autoclave sterilization of instruments used on women with cervical neoplasia is an effective method of eradicating residual human papillomavirus DNA: a polymerase chain reaction-based evaluation.
- Author
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Estes JM, Kirby TO, and Huh WK
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- Adult, Female, Humans, Polymerase Chain Reaction, Uterine Cervical Neoplasms pathology, Uterine Cervical Neoplasms virology, Alphapapillomavirus isolation & purification, Colposcopy, DNA, Viral isolation & purification, Equipment Contamination, Gynecology instrumentation, Sterilization methods
- Abstract
Objective: To determine whether autoclave sterilization eradicates human papillomavirus (HPV) DNA on specula and instruments used to treat women with cervical neoplasia., Methods: Specula and instruments used in two referral colposcopy clinics were evaluated to determine the PGMY9/11 primer system's ability to amplify residual HPV DNA. Each speculum and instrument was sampled with a Dacron swab and stored in PreservCyt solution (Cytyc Corporation, Marlborough, MA) at 4 degrees C. DNA amplification was performed under standard conditions with appropriate controls followed by HPV typing using the reverse line blot test (Roche Molecular Systems, Alameda, CA). Once validated, the same polymerase chain reaction method was used on autoclave-sterilized specula and biopsy instruments and heated glass bead- and Cidex bath (Johnson & Johnson, New Brunswick, NJ)-sterilized instruments. All results, with appropriate positive and negative controls, were confirmed in triplicate., Results: A total of 140 instruments (70 used and 70 autoclaved) were sampled for residual HPV DNA. Five samples in the contaminated specula arm were excluded from analysis secondary to insufficient sampling. Of the remaining samples, 52.3% (34/65) of contaminated instruments-both specula and biopsy instruments-had detectable HPV DNA. Fifty-five percent of contaminated biopsy instruments (11/20) were positive and 51.1% of contaminated specula (23/45) were positive. All 70 autoclaved samples (50 specula and 20 biopsy instruments) were negative for residual HPV DNA or beta-globin. One instrument in the glass bead and Cidex group that was presumed sterile was positive for HPV 16 DNA., Conclusions: The PGMY9/11 primer system is an effective method to detect residual HPV DNA. Autoclave sterilization appears to eradicate HPV DNA to levels undetectable with this sensitive assay, whereas heated glass beads followed by Cidex bath appears to be inadequate methods. These results suggest that autoclave sterilization is effective when using nondisposable instruments and should be the method of choice in studies using polymerase chain reaction-based amplification of HPV DNA.
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- 2007
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15. Challenges Associated With Cervical Cancer Screening and Management in Obese Women: A Provider Perspective.
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Clarke, Megan A, Massad, L Stewart, Khan, Michelle J, Smith, Katie M, Guido, Richard S, Mayeaux, EJ, Darragh, Teresa M, Huh, Warner K, Johnson, Amanda L, Gold, Michael A, Schiffman, Mark, and Wentzensen, Nicolas
- Subjects
Reproductive Medicine ,Biomedical and Clinical Sciences ,Health Services ,Obesity ,Prevention ,Cancer ,Cervical Cancer ,Clinical Research ,Adult ,Attitude of Health Personnel ,Colposcopy ,Early Detection of Cancer ,Female ,Health Care Surveys ,Humans ,Male ,Middle Aged ,Physicians ,Uterine Cervical Neoplasms ,cervical cancer ,obesity ,screening ,management ,cervical sampling ,colposcopy ,biopsy ,provider perspective ,survey ,disparity ,Clinical Sciences ,Obstetrics & Reproductive Medicine ,Clinical sciences - Abstract
ObjectivesObese women are at increased risk of cervical cancer, partly due to missed detection of cervical precancers during routine cervical cancer screening. We administered a clinician survey to better understand specific challenges and identify potential solutions to performing cervical cancer screening and management in obese women.Materials and methodsWe administered a web-based survey to 2,319 members of the American Society of Colposcopy and Cervical Pathology including questions related to challenges associated with cervical sampling and visualization in obese compared with normal weight women and potential strategies for improvement. We summarized providers' responses using descriptive statistics and used Fisher exact tests to evaluate associations between provider characteristics and challenges with cervical sampling, visualization, and biopsy.ResultsOf the 240 providers that completed the survey, 89% and 93% reported that cervical sampling and visualization are more challenging in obese women, respectively, whereas 80% reported that taking a biopsy was more challenging. Commonly reported barriers included vaginal prolapse, difficulty visualizing and accessing the cervix, and lack of long enough sampling devices and large enough speculums. Frequently used techniques to improve sampling and visualization included use of a condom or examination glove finger to sheath a speculum and using a tenaculum. Most providers identified training for cervical sampling and colposcopy in obese women as a learning gap, and only 8% reported receiving such training.ConclusionsCervical cancer screening and management are more challenging in obese compared with normal weight women. Major barriers to cervical sampling and visualization included lack of adequately sized equipment and lack of education and training.
- Published
- 2020
16. ASCCP Colposcopy Standards
- Author
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Khan, Michelle J, Werner, Claudia L, Darragh, Teresa M, Guido, Richard S, Mathews, Cara, Moscicki, Anna-Barbara, Mitchell, Martha M, Schiffman, Mark, Wentzensen, Nicolas, Massad, L Stewart, Mayeaux, EJ, Waxman, Alan G, Conageski, Christine, Einstein, Mark H, and Huh, Warner K
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Reproductive Medicine ,Biomedical and Clinical Sciences ,Cancer ,Cervical Cancer ,Patient Safety ,Biopsy ,Colposcopy ,Early Detection of Cancer ,Female ,Humans ,Terminology as Topic ,United States ,Uterine Cervical Neoplasms ,role of colposcopy ,benefits ,potential harms ,terminology ,Clinical Sciences ,Obstetrics & Reproductive Medicine ,Clinical sciences - Abstract
ObjectivesThe American Society for Colposcopy and Cervical Pathology Colposcopy Standards address the role of and approach to colposcopy and biopsy for cervical cancer prevention in the United States. Working Group 1 was tasked with defining the role of colposcopy, describing benefits and potential harms, and developing an official terminology.MethodsA systematic literature review was performed. A national survey of American Society for Colposcopy and Cervical Pathology members provided input on current terminology use. The 2011 International Federation for Cervical Pathology and Colposcopy terminology was used as a template and modified to fit colposcopic practice in the United States. For areas without data, expert consensus guided the recommendation. Draft recommendations were posted online for public comment and presented at an open session of the 2017 International Federation for Cervical Pathology and Colposcopy World Congress for further comment. All comments were considered for the final version.ResultsColposcopy is used in the evaluation of abnormal or inconclusive cervical cancer screening tests. Colposcopy aids the identification of cervical precancers that can be treated, and it allows for conservative management of abnormalities unlikely to progress. The potential harms of colposcopy include pain, psychological distress, and adverse effects of the procedure. A comprehensive colposcopy examination should include documentation of cervix visibility, squamocolumnar junction visibility, presence of acetowhitening, presence of a lesion(s), lesion(s) visibility, size and location of lesions, vascular changes, other features of lesion(s), and colposcopic impression. Minimum criteria for reporting include squamocolumnar junction visibility, presence of acetowhitening, presence of a lesion(s), and colposcopic impression.ConclusionsA recommended terminology for use in US colposcopic practice was developed, with comprehensive and minimal criteria for reporting.
- Published
- 2017
17. Cervical cancer screening: evidence behind the guidelines.
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Lees, Brittany F., Erickson, Britt K., and Huh, Warner K.
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CERVICAL cancer ,MEDICAL screening ,CYTOLOGY ,PAPILLOMAVIRUSES ,COLPOSCOPY ,PAPILLOMAVIRUS disease diagnosis ,TUMOR prevention ,AGE distribution ,HISTORY ,MEDICAL protocols ,PAP test ,PRECANCEROUS conditions ,RISK assessment ,CERVIX uteri tumors ,EVIDENCE-based medicine ,HUMAN papillomavirus vaccines ,DIAGNOSIS - Abstract
Cervical cancer screening involves a complex process of cytology, human papillomavirus (HPV) testing, colposcopy, and a multitude of algorithms for the identification of preinvasive disease and prevention of invasive disease. High-risk HPV is a prerequisite for the development of almost all types of cervical cancer; therefore, a test for high-risk HPV has become an integral part of new screening strategies. Major changes to screening guidelines in the last decade include initiation of screening at age 21 years, conservative management of young women with abnormal cytology, extended screening intervals for women age ≥30 years, and cessation of screening in low-risk women at age 65 years. This review will focus on the evidence that has led to the current evidence-based guidelines. Evidence regarding primary HPV testing as well as postvaccine-based screening strategies will also be reviewed. [ABSTRACT FROM AUTHOR]
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- 2016
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18. LUMA Cervical Imaging System.
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Kendrick, James E., Huh, Warner K., and Alvarez, Ronald D.
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MEDICAL imaging systems ,CERVIX uteri ,COLPOSCOPY ,TECHNOLOGICAL innovations ,CANCER patients - Abstract
For approximately 30 years colposcopically directed biopsy of the uterine cervix has been the gold standard for the detection of cervical intraepithelial neoplasia (CIN) and cancer following an abnormal Papanikolaou (Pap) smear. Recent technological advancements utilizing properties of fluorescence, reflectance and spectroscopy intrinsic to in vivo tissues, have led to the development of a useful adjunct to improve colposcopic detection of high-grade CIN. The addition of the LUMA™ (MediSpectra, Inc., MA, USA) cervical imaging system to colposcopy has been shown in two prospective, randomized controlled trials to result in a 25% or greater increase in the true positive biopsy rate of colposcopy for patients with atypical squamous cell or low-grade squamous intraepithelial lesions on Pap smear, with only a 4% increase in the false-positive rate, versus that of colposcopy alone. The US FDA approved this device in March 2006 to be used to enhance the sensitivity of colposcopic examinations of women with abnormal cervical cytology, in an effort to further reduce the incidence of cervical cancer. [ABSTRACT FROM AUTHOR]
- Published
- 2007
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19. Optical detection of high-grade cervical intraepithelial neoplasia in vivo: Results of a 604-patient study.
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Huh, Warner K., Cestero, Ramon M., Garcia, Francisco A., Gold, Michael A., Guido, Richard S., McIntyre-Seltman, Kathleen, Harper, Diane M., Burke, Louis, Sum, Stephen T., Flewelling, Ross F., and Alvarez, Ronald D.
- Subjects
CERVICAL cancer diagnosis ,TUMORS ,CANCER diagnosis ,ONCOLOGY ,PATHOLOGY ,GYNECOLOGY - Abstract
Objective: The purpose of this study was to assess the in vivo optical detection of high-grade cervical intraepithelial neoplasia (2/3 +) on the whole cervix with a noncontact, spectroscopic device. Study design: Cervical scanning devices collected intrinsic fluorescence and broadband white light spectra and video images from 604 women during routine colposcopy examinations at 6 clinical centers. A statistically significant dataset was developed of intrinsic fluorescence and white light-induced cervical tissue spectra that was correlated to expert histopathologic determination. On the basis of a retrospective analysis of the acquired data, a classification algorithm was developed, validated, and optimized. Results: Intrinsic fluorescence, backscattered white light, and video imaging each contribute complementary information to diagnostic algorithms for high-grade cervical neoplasia. More than 10,000 measurements that were made on colposcopically identified tissue from >500 subjects were the basis for algorithm training and testing. Algorithm performance demonstrated a sensitivity of approximately 90%. This performance was confirmed by various training methods. With the use of a multivariate classification algorithm, optical detection is predicted to detect 33% more high-grade cervical intraepithelial neoplasia (2/3+) than colposcopy alone. Conclusion: Full cervix optical interrogation for the detection of high-grade cervical intraepithelial neoplasia is feasible and appears capable of detecting more high-grade cervical intraepithelial neoplasia than colposcopy alone. With the use of this classification algorithm, a multisite, randomized controlled trial is underway that compares the combination of optical detection and colposcopy versus colposcopy alone. [ABSTRACT FROM AUTHOR]
- Published
- 2004
- Full Text
- View/download PDF
20. Transitioning from HPV 101 to HPV 202.
- Author
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Huh, Warner K. and Guido, Richard
- Subjects
CERVICAL cancer diagnosis ,COLPOSCOPY ,PAPILLOMAVIRUSES ,DRUG approval ,EPIDEMIOLOGY ,PAPILLOMAVIRUS diseases - Published
- 2017
- Full Text
- View/download PDF
21. Relevance of Random Biopsy at the Transformation Zone When Colposcopy is Negative.
- Author
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Huh, Warner K. and Behrens, Catherine M.
- Subjects
- *
BIOPSY , *COLPOSCOPY - Abstract
A response from the authors of the article "Relevance of Random Biopsy at the Transformation Zone When Colposcopy Is Negative," in the 2014;124 issue is presented.
- Published
- 2015
22. Optical detection of cervical neoplasia: Results from an internally-controlled multicenter study
- Author
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Huh, Warner K.
- Subjects
- *
CERVICAL cancer , *SPECTRUM analysis , *COLPOSCOPY , *PAP test - Abstract
Background. : More than 30% of high-grade cervical intraepithelial neoplasia (CIN 2,3) may be missed at colposcopy. Novel optical detection system (ODS) offer the potential of improving the performance of colposcopy. Our group has now completed three multicenter trails to evaluate ODS as an aid in the detection and localization of CIN 2,3 sites for cervical biopsy. In the most recent study, a single-arm internally-controlled trial comparing colposcopy with and without the benefit of ODS was evaluated. Methods. : Women referred to colposcopy with an abnormal Pap test were evaluated by colposcopy with commitment to biopsy sites. Prior to biopsy, an ODS scan was performed to identify additional biopsy sites. The ODS combines fluorescence, white light backscattered spectroscopy, and video imaging in a hyperspectral detection algorithm (MediSpectra, Inc., Lexington, MA). ODS results are displayed as a colored overlay on a cervical image depicting areas suspect for CIN 2,3 to guide additional biopsies. Distinct colposcopy-directed and incremental ODS-directed biopsies were evaluated by reference pathology for the presence of CIN 2,3. Results. : Of 227 enrolled subjects at 7 clinical sites, data from 193 were evaluable. Referral Pap distribution was 39.4% ASCUS, 47.2% LSIL, and 13.5% HSIL. Colposcopy detected 41 cases of CIN 2,3, and ODS detected an additional 9 cases, for a 22% gain (P = 0.0037). For the ASCUS/LSIL group, initial colposcopy detected 24 cases of CIN 2,3, and the ODS detected an additional 6, for a 25% gain (P = 0.0214). Conclusions. : ODS increased the detection of CIN 2,3 by 25% among women with ASCUS/LSIL cytology referred to colposcopy. These results are in agreement with a prior dual-arm randomized controlled trial evaluating ODS in an intended use setting comprising 2299 women. [Copyright &y& Elsevier]
- Published
- 2005
- Full Text
- View/download PDF
23. Misoprostol and estradiol to enhance visualization of the transformation zone during cervical cancer screening: An integrative review.
- Author
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Manga, Simon M., Kincaid, Kaitlyn D., Boitano, Teresa K.L., Tita, Alan T., Scarinci, Isabel C., Huh, Warner K., and Liang, Margaret I.
- Subjects
- *
MISOPROSTOL , *EARLY detection of cancer , *ESTRADIOL , *CERVICAL cancer , *UTERINE hemorrhage , *CERVIX uteri , *INTRAVAGINAL administration , *RESEARCH funding , *LABOR (Obstetrics) , *OXYTOCICS ,CERVIX uteri tumors - Abstract
The purpose of this integrative literature review was to appraise studies conducted worldwide using misoprostol and estradiol in converting Type 3 transformation zone (TZ) of the cervix into Types 1 or 2 and to assess which regimen could be more feasible in low-and-middle-income countries (LMICs). We reviewed the English language literature for peer-reviewed studies that evaluated strategies to convert Type 3 TZs to Types 1 or 2 for cervical cancer screening. Web of Science and PubMed searches were performed up to July 2020. Search terms included: "cervical colposcopy," "inadequate colposcopy", "cervical cancer screening", "transformation zone," "estrogen", "estradiol", and "misoprostol." Inclusion criteria were articles published in the English language, original research, and peer reviewed articles. A total of 127 articles were abstracted, 24 articles were reviewed, and 9 articles met all inclusion criteria. We found that intravaginal misoprostol, intravaginal estradiol, and oral estradiol can successfully convert Type 3 TZ to Types 1 or 2. A single dose of vaginal misoprostol had a similar maximum response rate (20-80%) to a multi-dose regimen over several days or weeks of both intravaginal estradiol (64-83%) and oral estradiol (50-70%). Misoprostol administration was associated with more side effects such as abdominal cramping and vaginal bleeding compared to estradiol, although these were generally mild. In conclusion, Oral estradiol, intravaginal estradiol, and intravaginal misoprostol can be used to convert Type 3 TZ to Types 1 or 2. Intravaginal misoprostol is well tolerated and more feasible in LMICs due to availability and shorter treatment schedule compared to oral or intravaginal estradiol. [ABSTRACT FROM AUTHOR]
- Published
- 2022
- Full Text
- View/download PDF
24. Cervicovaginal Cytology in the Detection of Recurrence After Cervical Cancer Treatment.
- Author
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Rimel, B. J., Ferda, Aaron, Erwin, Jamie, Dewdney, Summer B., Seamon, Leigh, Feng Gao, DeSimone, Christopher, Cotney, Kristen K., Huh, Warner, and Massad, L. Stewart
- Subjects
- *
CYTOLOGICAL research , *CANCER relapse , *PAP test , *SQUAMOUS cell carcinoma , *COLPOSCOPY , *CANCER diagnosis - Abstract
The article discusses the results of a study on the use of liquid-based cytology in diagnosing recurrent cancer in the cervix among treated patients. According to the authors, cancer recurrent in 147 out of 475 patients included in the study, with 12 percent detected by Pap test. They add that patients with atypical squamous cells of undetermined significance (ASC-US) or low-grade squamous intraepithelial lesions can be followed without colposcopy unless abnormalities occur.
- Published
- 2011
- Full Text
- View/download PDF
25. Cervical Intraepithelial Neoplasia in Adolescent Women.
- Author
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Case, Ashley S., Rocconi, Rodney P., Straughn Jr, J. Michael, Wenquan Wang, Roark, Kimberly, Waltman, Erin E., and Huh, Warner K.
- Subjects
- *
CERVICAL cancer , *CANCER in adolescence , *ELECTROSURGERY , *CELLULAR pathology , *COLPOSCOPY , *HEALTH outcome assessment - Abstract
The article discusses a study of adolescent women referred to colposcopy clinics from 1992 to 2004 that attempted to estimate the incidence of cervical intraepithelial neoplasia (CIN) and treatment outcomes in adolescents with abnormal cytology. The study concludes that adolescents with abnormal cytology have a high incidence of CIN2/3 and high rates of abnormal cytology after loop electrosurgical excisional procedure (LEEP). LEEP was found to have failed to meet its therapeutic goals.
- Published
- 2006
- Full Text
- View/download PDF
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