158 results on '"Shindel AW"'
Search Results
2. The influence of sexual orientation and sexual role on male grooming-related injuries and infections
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Gaither, TW, Truesdale, M, Harris, CR, Alwaal, A, Shindel, AW, Allen, IE, and Breyer, BN
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Medical and Health Sciences ,Psychology and Cognitive Sciences ,Obstetrics & Reproductive Medicine - Abstract
Aim: Pubic hair grooming is a common practice in the United States and coincides with prevalence of grooming-related injuries. Men who have sex with men (MSM) groom more frequently than men who have sex with women (MSW). We aim to characterize the influence of sexual orientation and sexual role on grooming behavior, injuries, and infections in men in the United States. Methods: We conducted a nationally representative survey of noninstitutionalized adults aged 18-65 residing in the United States. We examined the prevalence and risk factors of injuries and infections that occur as a result of personal grooming. Results: Of the 4,062 men who completed the survey, 3,176 (78.2%) report having sex with only women (MSW), 198 (4.9%) report sex with men (MSM), and 688 (16.9%) report not being sexually active. MSM are more likely to groom (42.5% vs. 29.0%, P
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- 2015
3. Associations of desire for change in sexual life amongst female medical students in North America
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Shindel, AW, Breyer, BN, and Smith, JF
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Biomedical and Clinical Sciences ,Clinical Sciences ,Behavioral and Social Science ,Reproductive health and childbirth ,Adult ,Depression ,Fatigue ,Female ,Humans ,Internet ,Logistic Models ,North America ,Orgasm ,Personal Satisfaction ,Risk Factors ,Sex Factors ,Sexual Behavior ,Sexual Dysfunctions ,Psychological ,Stress ,Psychological ,Students ,Medical ,Surveys and Questionnaires ,depression ,female ,female sexual dysfunction ,female sexual function ,medical students ,sexual distress ,Psychology ,Obstetrics & Reproductive Medicine ,Clinical sciences ,Clinical and health psychology - Abstract
We analyzed associations of dissatisfaction with sexual life and desire for change in female medical students. Students enrolled in medical schools in North America between February and July 2008 were invited to participate in an internet-based survey of sexual function. The principle outcome measure was a single item question on sexual life satisfaction and desire for change. Women who reported dissatisfaction and desire for change were classified as 'sexually bothered'. The survey also assessed ethnodemographic factors, student status, sexual history and depressive symptoms. Respondents completed the Female Sexual Function Index (FSFI) and the Index of Sexual Life. Descriptive statistics, analysis of variance and multivariable logistic regression were utilized to analyze responses. There were 661 non-virgin female subjects with data adequate for analysis. Whereas 281 (43%) of these met criteria for high risk of female sexual dysfunction (HRFSD) based on FSFI scoring, just 173 (26%) reported sexual bother. Among women with HRFSD, 126 (45%) reported sexual bother; in women without HRFSD, 362 (95%) were not sexually bothered. Interference in sexual life from tiredness and stress were associated with sexual bother. Progressively better scores on the FSFI desire, orgasm and satisfaction domains were significantly associated with lower odds of sexual bother. Few women in this cohort with FSFI score >26.55 reported sexual bother. Women with FSFI
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- 2013
4. PREVALENCE AND MOTIVATION FOR PUBIC HAIR REMOVAL AMONG WOMEN IN THE UNITED STATES
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Rowen, TS, Gaither, TW, Awad, MA, Osterberg, C, Shindel, AW, and Breyer, BN
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fungi ,behavior and behavior mechanisms ,human activities ,psychological phenomena and processes - Abstract
Pubic hair grooming is a growing phenomenon and is associated with body image and sexual activity. A nationally representative survey of noninstitutionalized adults aged 18 to 65 years residing in the United States was conducted. Differences in demographic and sexual characteristics between groomers and nongroomers were explored. Four thousand one hundred and ninety-eight men completed the survey. Of these men, 2,120 (50.5%) reported regular pubic hair grooming. The prevalence of grooming decreases with age, odds ratio = 0.95 (95% confidence interval [0.94, 0.96]), p < .001. Adjusting for sexual frequency and sexual orientation, grooming is associated with performing and receiving oral sex. The majority of men report grooming in preparation for sexual activity with a peak prevalence of 73% among men aged 25 to 34 years, followed by hygiene (61%) and routine care (44%). The majority of men who remove their pubic hair groom the hair above the penis (87%), followed by the scrotum (66%) and the penile shaft (57%). Overall, pubic hair grooming is common among men aged 18 to 65 years in the United States. Younger ages are associated with greater rates of pubic hair grooming. Many men groom for sex, in particular oral sex, as well as for routine care and hygiene.
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- 2016
5. Sexual dysfunction in the older man
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Albersen, M, primary, Shindel, AW, additional, and Lue, TF, additional
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- 2009
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6. Sarcomatoid carcinoma of the bladder after ileocystoplasty
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Shindel, AW, primary, Traxel, EJ, additional, Bullock, TL, additional, and Gibson, S, additional
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- 2006
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7. Unintentional transurethral foley catheterization of the right renal pelvis.
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Shindel AW, Cox MJ, and Bullock TL
- Abstract
This case study describes a 23-year-old woman who had an unintentional blind placement of a 16 Fr Foley catheter into her right ureter with inflation of the balloon in the right renal pelvis. Pertinent medical history/presentation, clinical interactions, and clinical implications are discussed. [ABSTRACT FROM AUTHOR]
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- 2008
8. Duplicated left renal collecting system presenting with posttraumatic disruption of the upper pole ureteropelvic junction in an adult patient.
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Lubahn JD, Shindel AW, and Brandes SB
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- 2009
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9. Bladder injury from a shard of glass.
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Shindel AW, Rollins M, Dillon PA, and Austin PF
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- 2006
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10. Should experts in male sexual health learn about female sexual function?
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Parish SJ and Shindel AW
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- Humans, Female, Male, Sexual Dysfunction, Physiological etiology, Sexual Behavior, Sexual Health
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- 2024
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11. Optimizing trial design in studies of postorgasmic illness syndrome.
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Shindel AW
- Abstract
Competing Interests: None declared.
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- 2024
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12. Does Ejaculation Latency Vary Between Men With Lifelong Versus Acquired Premature Ejaculation?
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Shindel AW
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- Male, Humans, Ejaculation, Premature Ejaculation
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Competing Interests: Declaration of Competing Interest None.
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- 2024
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13. Gender Bias in Letters of Recommendation: Relevance to Urology Match Outcomes and Pursuit of Fellowship Training/Academic Career.
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Nosrat C, Martin-Tuite P, Jiang F, Broering J, and Shindel AW
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- Humans, Male, Female, Fellowships and Scholarships, Sexism, Publications, Urology education, Internship and Residency
- Abstract
Objective: To review applications to a single urology residency program to determine application characteristics predictive of (1) successful match into urology residency and (2) pursuit of fellowship training and/or academic practice after completion of residency. Our principal variables of interest were gender bias as assessed in letters of recommendation (LOR), personal statements, Medical Student Performance Evaluation (MSPE), race, and gender., Materials and Methods: Applications submitted to our urology residency program in the 2014 cycle were reviewed. Twenty-three variables were analyzed, including applicant demographics, application materials, and gender bias. Deidentified text from LOR, personal statements, and MSPE was evaluated for gender bias using an open-source gender bias calculator. A subanalysis of applicants who matched at a top 25 urology program was performed. Logistic regression analysis was performed to identify applicant variables associated with (1) match success and (2) fellowship training or academic employment as of September 2021., Results: Two hundred and twenty-two completed applications were analyzed. First authorship of a published manuscript was significantly associated with greater odds of matching. Female gender and top 25 medical school attendance were both significant predictors of matching at a top 25 urology program. The number of first-author publications was associated with completion of fellowship training or current employment in an academic position., Conclusion: First-author publications are the most important preinterview determinant of match success and subsequent pursuit of academic practice/fellowship training. Certain applicant characteristics are associated with matching at highly ranked programs. Gender bias in application materials (including LOR) does not appear to exert a significant influence on match and early career outcomes., Competing Interests: Declaration of Competing Interest The authors have no conflict of interest to declare., (Copyright © 2023 The Author(s). Published by Elsevier Inc. All rights reserved.)
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- 2024
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14. Commentary on Simon et al.
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Shindel AW
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- 2022
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15. Pharmacotherapy for Erectile Dysfunction in 2021 and Beyond.
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Nik-Ahd F and Shindel AW
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- Cyclic Nucleotide Phosphodiesterases, Type 5 therapeutic use, Humans, Male, Penile Erection, Erectile Dysfunction drug therapy
- Abstract
Erectile dysfunction (ED), defined as the inability to develop or maintain an erection firm enough for satisfactory sexual intercourse, is a common urologic condition that increases in prevalence with age but can affect men of any age. As the discovery of the role of the nitric oxide pathway in inducing and maintaining erections, there have been numerous pharmacologic advancements for the treatment of ED. Here, we will review the mainstays of the pharmacologic treatment of ED: OTC/herbal supplements, phosphodiesterase type V inhibitors (PDE5I), intraurethral suppositories (MUSE), and intracorporal injections (ICI)., Competing Interests: Disclosure F. Nik-Ahd has no financial conflicts of interest. A.W. Shindel has had no commercial conflicts of interest since August 2017., (Copyright © 2021 Elsevier Inc. All rights reserved.)
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- 2022
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16. Disorders of Ejaculation: An AUA/SMSNA Guideline.
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Shindel AW, Althof SE, Carrier S, Chou R, McMahon CG, Mulhall JP, Paduch DA, Pastuszak AW, Rowland D, Tapscott AH, and Sharlip ID
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- Humans, Male, Decision Making, Erectile Dysfunction psychology, Erectile Dysfunction therapy, Premature Ejaculation psychology, Premature Ejaculation therapy, Sexual Partners psychology
- Abstract
Purpose: Men who ejaculate before or shortly after penetration, without a sense of control, and who experience distress related to this condition may be diagnosed with premature ejaculation (PE), while men who experience difficulty achieving sexual climax may be diagnosed with delayed ejaculation (DE). The experience of many clinicians suggest that these problems are not rare and can be a source of considerable embarrassment and dissatisfaction for patients. The role of the clinician in managing PE and DE is to conduct appropriate investigation, to provide education, and to offer available treatments that are rational and based on sound scientific data., Materials and Methods: The systematic review utilized to inform this guideline was conducted by a methodology team at the Pacific Northwest Evidence-based Practice Center. A research librarian conducted searches in Ovid MEDLINE (1946 to March 1, 2019), the Cochrane Central Register of Controlled Trials (through January 2019) and the Cochrane Database of Systematic Reviews (through March 1, 2019). An update search was conducted on September 5, 2019. Database searches resulted in 1,851 potentially relevant articles. After dual review of abstracts and titles, 223 systematic reviews and individual studies were selected for full-text dual review, and 8 systematic reviews and 59 individual studies were determined to meet inclusion criteria and were included in the review., Results: Several psychological health, behavioral, and pharmacotherapy options exist for both PE and DE; however, none of these pharmacotherapy options have achieved approval from the United States Food and Drug Administration and their use in the treatment of PE and DE is considered off-label., Conclusion: Disturbances of the timing of ejaculation can pose a substantial impediment to sexual enjoyment for men and their partners. The Panel recommends shared decision-making as fundamental in the management of disorders of ejaculation; involvement of sexual partner(s) in decision making, when possible, may allow for optimization of outcomes.
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- 2022
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17. Managing Sexual Dysfunction in 2021 and Beyond.
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Shindel AW and Lue TF
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- Female, Humans, Male, Sexual Health, Sexual and Gender Minorities, Sexuality, Sexual Dysfunction, Physiological therapy
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- 2021
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18. Sexual Wellness in Cisgender Lesbian, Gay, and Bisexual People.
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Stark BA, Obedin-Maliver J, and Shindel AW
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- Humans, Orgasm, Sexual Health, Sexual and Gender Minorities
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Cisgender sexual minority persons have sexual wellness needs that go well beyond disease prevention. Despite historical asymmetries in research and clinical attention to sexual wellness in cisgender lesbian, gay, and bisexual persons, a growing body of evidence exists on how to optimally care for these populations. Additional research and development is warranted., (Copyright © 2021 Elsevier Inc. All rights reserved.)
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- 2021
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19. Prostate cancer and sexual consequences among men who have sex with men.
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Martin-Tuite PJ and Shindel AW
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- Homosexuality, Male, Humans, Male, Sexual Behavior, Sexual Partners, Prostatic Neoplasms, Sexual and Gender Minorities
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Prostate cancer and its treatment frequently lead to sexual side effects that negatively impact personal identity, sexual function, and intimate relationships. The sexual consequences of prostate cancer treatment on men who have sex with men (MSM) differ in some ways from what is observed in heterosexual men. This review summarizes literature from the past two decades exploring how MSM are affected by, and adapt to, prostate cancer treatment. The evidence on whether prostate cancer has a lower prevalence in MSM is unclear but lower screening rates are well-documented within this population. Prostate cancer treatment affects urinary, bowel, and sexual function in both MSM and heterosexual men. These changes may have different sexual and psychological ramifications in MSM when compared to heterosexual men. A common concern among MSM treated for prostate cancer is absence of support, both from the medical profession and in some cases from their own communities. Many MSM with prostate cancer have developed coping strategies and altered sexual practices to accommodate side effects. Lessons learned from this population may have relevance to sexual wellness in non-MSM prostate cancer survivors. Concise recommendations for caring for MSM with prostate cancer are provided.
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- 2021
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20. Editorial Comment.
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Shindel AW
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- 2021
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21. Clinical Outcomes of Periprocedural Antithrombotic Therapy in Ischemic Priapism Management.
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Ramstein JJ, Lee A, Cohen AJ, Mmonu NA, Rios N, Enriquez A, Shindel AW, Lue TF, and Breyer BN
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- Fibrinolytic Agents, Humans, Male, Retrospective Studies, San Francisco, Erectile Dysfunction, Priapism drug therapy, Priapism etiology
- Abstract
Background: Priapism is a urologic emergency consisting of a painful erection lasting greater than 4 hours; antithrombotic therapy (ATT) have recently been recommended as an adjunct in the treatment of ischemic priapism., Aim: To determine the short- and long-term outcomes of periprocedural ATT in the management of acute ischemic priapism., Methods: A retrospective review of patients seen at the University of California, San Francisco, from 2008 to 2019 was carried out to identify those evaluated for acute priapism. Information regarding duration of priapism, etiology, treatment, periprocedural and postprocedural ATT type and dose, and follow-up data was collected., Outcomes: ATT use was the exposure of interest; outcome variables included priapism resolution, repeat episodes, long-term complications, and follow-up., Results: 70 patients with at least 1 detailed record of an acute priapism episode between 2008 and 2019 were identified. Of the 70 patients who underwent management for an acute episode of priapism, 59 (84%) received intracavernous injection of phenylephrine with or without corporal aspiration. Of the 4 patients who received ATT at the same time as intracavernous injection, none had additional priapism episodes. In the 55 patients who did not receive immediate ATT, 22 (40%) required at least 1 shunting procedure. The 9 patients who received ATT concurrently with shunting experienced less recurrence than the 13 patients who did not receive ATT (11% vs 69%, respectively P = .012). There were no significant differences in long-term erectile dysfunction (P = .627), fibrosis (P = .118), genitourinary pain (P = .474), and urinary issues (P = .158) between those who received ATT and those who did not., Clinical Implications: Our findings suggest that ATT has a role in preventing priapism recurrence; we observed that long-term repeat priapism episodes are less frequent in those who received periprocedural ATT compared with those who did not and that ATT may especially reduce recurrence in cases when shunting was required STRENGTHS & LIMITATIONS: This is the first study looking at the clinical outcomes of periprocedural ATT in the management of ischemic priapism. It is limited by the fact that it is a single-center study, types of ATT were heterogenous, and the exact timing of priapism management could not be measured for everyone., Conclusion: In spite of its limitations, these preliminary findings are promising and warrant further exploration of the use of ATT in the management of ischemic priapism. Ramstein JJ, Lee A, Cohen AJ, et al. Clinical Outcomes of Periprocedural Antithrombotic Therapy in Ischemic Priapism Management. J Sex Med 2020;17:2260-2266., (Copyright © 2020 International Society for Sexual Medicine. Published by Elsevier Inc. All rights reserved.)
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- 2020
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22. Management Options for Premature Ejaculation and Delayed Ejaculation in Men.
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Martin-Tuite P and Shindel AW
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- Humans, Male, Premature Ejaculation epidemiology, Premature Ejaculation physiopathology, Selective Serotonin Reuptake Inhibitors therapeutic use, Sexual Dysfunction, Physiological epidemiology, Sexual Dysfunction, Physiological physiopathology, Sexual Dysfunction, Physiological therapy, Ejaculation, Premature Ejaculation therapy
- Abstract
Introduction: Many men experience distressing issues regarding the timing of orgasm and ejaculation, such as premature ejaculation (PE) and delayed ejaculation (DE). Despite being highly prevalent, both PE and DE are poorly understood and present a management challenge for sexual medicine specialists., Aim: To summarize existing data on the medical management of PE and DE., Methods: A comprehensive literature review pertaining to the management of PE and DE was conducted using PubMed and clinicaltrials.gov for data published up until May 2019. Our focus was on double-blind, placebo-controlled trials and meta-analyses of such studies., Main Outcome Measure: Peer-reviewed studies on treatment options for PE and DE were critically analyzed for results and methodological rigor., Results: The peer-reviewed data on PE management continue to evolve. Psychotherapy, pharmacotherapy, and procedural interventions have all been associated with some degree of efficacy. A strong evidence base supports the off-label use of selective serotonin reuptake inhibitors and local anesthetics in PE given consistent increases in ejaculation latency time. Education and mental health assessments remain important components of PE management despite a dearth of peer-reviewed data on these interventions. Numerous treatment strategies have been evaluated for DE; limited data support psychotherapy, pharmacotherapy, and/or penile vibratory stimulation as management options., Conclusion: A number of management options for PE or DE exist but none has been formally approved by the US Food and Drug Administration. New and novel treatments would be of great value in managing issues regarding the timing of ejaculation/orgasm. Martin-Tuite P, Shindel AW. Management Options for Premature Ejaculation and Delayed Ejaculation in Men. Sex Med Rev 2020; 8:473-485., (Copyright © 2020 International Society for Sexual Medicine. Published by Elsevier Inc. All rights reserved.)
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- 2020
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23. Challenges in the Practice of Sexual Medicine in the Time of COVID-19 in the United States.
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Shindel AW and Rowen TS
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- 2020
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24. Editorial Comment.
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Shindel AW
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- Humans, Male, Circadian Rhythm, Testosterone
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- 2020
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25. The future of penile prostheses for the treatment of erectile dysfunction.
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Lindsey JP 2nd, Lue TF, and Shindel AW
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Penile prostheses (both inflatable and malleable) are standard care in the management of erectile dysfunction (ED). Introduced over 45 years ago, modern penile implants have evolved greatly during that period of time and now represent the cutting edge in materials science and function. Despite the introduction of highly effective oral pharmacotherapy for ED, these devices have remained relevant and will almost certainly remain so for the foreseeable future. Despite their high degree of efficacy, there is always potential for further improvements in both implants themselves and the surgical techniques and processes used for their placement. In this manuscript we speculate on the future of penile implants, based in large part on the historical perspective and recent developments in the implant surgery space. We include recommendations on future technical innovations, post-operative management, and novel implant designs that may revolutionize the future management of ED., Competing Interests: Conflicts of Interest: The focused issue “Contemporary Issues and Controversies in Men’s Health” was commissioned by the editorial office without any funding or sponsorship. TFL serves as an unpaid Editorial-in-Chief of Translational Andrology and Urology. The other authors have no conflicts of interest to declare., (2020 Translational Andrology and Urology. All rights reserved.)
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- 2020
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26. Anejaculation: Relevance to Sexual Enjoyment in Men and Women.
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Shindel AW
- Subjects
- Adult, Coitus physiology, Female, Humans, Male, Personal Satisfaction, Sex Counseling, Sexual Dysfunction, Physiological physiopathology, Sexual Dysfunctions, Psychological physiopathology, Coitus psychology, Ejaculation physiology, Orgasm physiology, Sexual Dysfunction, Physiological psychology, Sexual Dysfunctions, Psychological psychology, Sexual Partners psychology
- Abstract
Introduction: Ejaculation and orgasm are important components of sexual response in men. Our understanding of both phenomena is limited. Anejaculation can be a source of substantial distress, even when procreation (ostensibly the only purpose of ejaculation itself) is not a priority., Aim: To present an opinion on male perceptions of ejaculation disorders (specifically anejaculation) based on a variety of data sources, including peer-reviewed literature., Methods: A non-systematic review of literature on anejaculation and other impairments of ejaculatory and orgasmic response was conducted. Relevant articles were critically analyzed and reported MAIN OUTCOME MEASURE: An opinion is presented, based on existing data sources, on how and why ejaculation is deemed important to men and their sexual partners., Results: The peer-reviewed literature on disorders of ejaculation is scant; existing reports oftentimes do not adequately distinguish between orgasm and ejaculation in assessment. Men's perceptions of ejaculation quality appear to be positively associated with satisfaction with sexual response, particularly regarding orgasm. Based on very limited data, female sexual partners of men appear to often (but not always) value the orgasmic experience of their partner; only a minority prioritize actual ejaculation. There is evidence that disorders of ejaculation may be particularly troublesome for men who have sex with men., Clinical Implications: The influence of medical conditions and treatments on ejaculation should be considered in the clinical context. Psychological adaptations and interventions may be of value in some cases., Strengths & Limitations: Data on the clinical relevance of anejaculation outside the context of concomitant orgasmic dysfunction are sparse. Men's experience of orgasm is at least partially associated with ejaculation-specific variables; whether this association is mediated by psychological, physical, or a combination of factors remains unclear., Conclusions: Ejaculation, orgasm, and sexual satisfaction are closely intertwined but distinct phenomena. Shindel AW. Anejaculation: Relevance to Sexual Enjoyment in Men and Women. J Sex Med 2019;16:1324-1327., (Copyright © 2019. Published by Elsevier Inc.)
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- 2019
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27. Editorial Comment on sexual side effects of surgery for BPE.
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Shindel AW
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- Humans, Male, Prostatic Hyperplasia surgery, Sexual Dysfunction, Physiological etiology
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- 2019
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28. Late-onset Hypogonadism and Testosterone Therapy - A Summary of Guidelines from the American Urological Association and the European Association of Urology.
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Fode M, Salonia A, Minhas S, Burnett AL, and Shindel AW
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- Adult, Age of Onset, Humans, Hypogonadism blood, Male, Testosterone blood, Hypogonadism drug therapy, Testosterone therapeutic use
- Abstract
Men with low serum testosterone and symptoms of androgen deficiency may be diagnosed with testosterone deficiency. This condition is associated with metabolic syndrome and cardiovascular disease. The benefits (eg, improvement in sexual function) and risks (eg, prostate cancer and cardiovascular disease) of testosterone therapy are controversial. The American Urological Association and European Association of Urology guidelines on testosterone therapy differ on several points of management, likely reflecting the ambiguities surrounding testosterone therapy in practice. This paper summarizes both guidelines with a focus on the differences between the two sets of guidelines. PATIENT SUMMARY: The benefits and risks of testosterone therapy are controversial, as reflected in the European Association of Urology and American Urological Association guidelines that differ on several points of management., (Copyright © 2019 European Association of Urology. All rights reserved.)
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- 2019
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29. Cellular signaling pathways modulated by low-intensity extracorporeal shock wave therapy.
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Liu T, Shindel AW, Lin G, and Lue TF
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- Erectile Dysfunction metabolism, Humans, Male, Penis physiopathology, Stem Cells, Cell Proliferation, Erectile Dysfunction therapy, Signal Transduction, Ultrasonic Therapy
- Abstract
Low-intensity extracorporeal shock wave therapy (Li-ESWT) is a form of energy transfer that is of lower intensity (<0.2mJ/mm
2 ) relative to traditional Extracorporeal Shock Wave Lithotripsy (ESWL) used for management of urinary stones. At this intensity and at appropriate dosing energy transfer is thought to induce beneficial effects in human tissues. The proposed therapeutic mechanisms of action for Li-ESWT include neovascularization, tissue regeneration, and reduction of inflammation. These effects are thought to be mediated by enhanced expression of vascular endothelial growth factor, endothelial nitric oxide synthase, and proliferating cell nuclear antigen. Upregulation of chemoattractant factors and recruitment/activation of stem/progenitor cells may also play a role. Li-ESWT has been studied for management of musculoskeletal disease, ischemic cardiovascular disorders, Peyronie's Disease, and more recently erectile dysfunction (ED). The underlying mechanism of Li-ESWT for treatment of ED is incompletely understood. We summarize the current evidence basis by which Li-ESWT is thought to enhance penile hemodynamics with an intention of outlining the fundamental mechanisms by which this therapy may help manage ED.- Published
- 2019
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30. A 17-gene Panel for Prediction of Adverse Prostate Cancer Pathologic Features: Prospective Clinical Validation and Utility.
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Eggener S, Karsh LI, Richardson T, Shindel AW, Lu R, Rosenberg S, Goldfischer E, Korman H, Bennett J, Newmark J, and Denes BS
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- Aged, Humans, Male, Middle Aged, Neoplasm Grading, Prognosis, Prospective Studies, Prostatic Neoplasms classification, Prostatic Neoplasms therapy, Risk Assessment, Genes, Neoplasm, Prostatic Neoplasms genetics, Prostatic Neoplasms pathology
- Abstract
Objective: To validate the 17-gene Oncotype DX Genomic Prostate Score (GPS) biopsy-based gene expression assay as a predictor of adverse pathology (AP, Gleason score [pGS] ≥4+3and/or ≥pT3) in a prospectively enrolled cohort., Methods: Between July 2014 and September 2015, 1200 men with very low-, low-, and favorable intermediate-risk prostate cancer enrolled in a multi-institutional prospective study of the GPS assay (NCT03502213). The subset who proceeded to immediate radical prostatectomy (RP) after GPS testing was included in a prespecified subanalysis of GPS on biopsy and its association with surgical AP on RP using logistic regression and receiver operating characteristic curves. The effect of GPS testing on physicians' and patients' attitudes about decision making was assessed with the Decisional Conflict Scale., Results: One hundred fourteen patients (treated by 59 physicians from 19 sites) elected RP and 40 (35%) had AP. GPS result was a significant predictor of AP (odds ratio per 20 GPS units [OR/20 units]: 2.2; 95% CI 1.2-4.1; P = .008) in univariable analysis and remained significant after adjustment for biopsy Gleason score, clinical T-stage, and logPSA (OR/20 units: 1.9; 95% CI 1.0-3.8; P = .04), or NCCN risk group (OR/20 units: 2.0; 95% CI 1.1-3.7; P = .02). Mean pre-GPS Decisional Conflict Scale score was 27 (95% CI 24-31), which improved significantly after GPS testing to 14 (95% CI 11-17) (P < .001)., Conclusion: In this real-world multi-institutional study, the GPS assay was prospectively confirmed as an independent predictor of AP at surgery. GPS testing was associated with reduced patient decisional conflict., (Copyright © 2019 The Authors. Published by Elsevier Inc. All rights reserved.)
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- 2019
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31. Editorial Comment.
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Shindel AW
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- Double-Blind Method, Humans, Male, Clomipramine, Premature Ejaculation
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- 2019
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32. Delayed Low-Intensity Extracorporeal Shock Wave Therapy Ameliorates Impaired Penile Hemodynamics in Rats Subjected to Pelvic Neurovascular Injury.
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Wang HS, Ruan Y, Banie L, Cui K, Kang N, Peng D, Liu T, Wang T, Wang B, Wang G, Shindel AW, Lin G, and Lue TF
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- Animals, Disease Models, Animal, Erectile Dysfunction etiology, Hemodynamics, Male, Nerve Regeneration, Nitric Oxide Synthase Type I metabolism, Rats, Rats, Sprague-Dawley, Schwann Cells metabolism, Trauma, Nervous System complications, Erectile Dysfunction therapy, Extracorporeal Shockwave Therapy methods, Penile Erection physiology, Penis blood supply
- Abstract
Background: Erectile dysfunction (ED) caused by pelvic neurovascular injury (PNVI) is often refractory to treatment. In many cases, erectogenic therapy is administered in a delayed fashion., Aim: To evaluate penile hemodynamic effects and histologic changes associated with delayed low-intensity extracorporeal shock wave therapy (Li-ESWT) after PNVI ED in a rat model. We visualized images using immunofluorescence and 3-dimensional imaging of solvent-cleared organs (3DISCO), a novel imaging technique., Methods: A total of 32 Sprague-Dawley male rats aged 12 weeks were divided equally into 4 groups: sham surgery as normal controls (NC), PNVI controls (PC), PNVI with very-low-energy Li-ESWT (PVL), and PNVI with low-energy Li-ESWT (PL). Bilateral cavernous nerve crush and internal pudendal bundle ligation were performed in the 3 PNVI groups. Li-ESWT was administered twice a week for 4 weeks in the PL and PVL groups starting at 4 weeks after PNVI., Outcomes: Intracavernous pressure (ICP) studies (normalized to mean arterial pressure [MAP]) were conducted in all subject animals. After testing, tissue was harvested for immunofluorescence staining and 3DISCO analysis., Results: Mean ICP/MAP was lower in PC animals compared with NC animals (0.37 ± 0.03 vs 0.91 ± 0.03, respectively; P = .001). The ICP/MAP ratio was significantly higher in PVL and PL animals (0.66 ± 0.07 and 0.82 ± 0.05, respectively) compared with PC animals (P = .002 and .001, respectively). Detailed microstructures and trajectories of nerves and vessels were identified with immunofluorescence and 3DISCO. The PC group had lower density of nerves, axons, neuronal nitric oxide synthase-positive nerves, and Schwann cells in the dorsal penis. Animals in the PL group had significantly higher expression of all of these markers compared with PC animals., Clinical Implications: Li-EWST may have utility in the management of severe ED related to PNVI from severe pelvic injury or radical pelvic surgeries, even when administered in a delayed fashion., Strength & Limitations: This study of a severe ED phenotype involved treatment administered in a delayed fashion, which is more consistent with how therapy likely would be delivered in a real-world clinical context. Moreover, because the treatment commenced at 4 weeks after injury, when nerve and tissue atrophy have already occurred, the results imply that Li-ESWT can be used for regenerative therapy. Additional studies on dose optimization and treatment interval are needed to inform the design of human clinical trials., Conclusion: Li-ESWT ameliorates the negative functional and histologic effects of severe pelvic neurovascular injury in a rat model system. 3DISCO provides high-resolution images of neuroanatomy and neural regeneration. Wang HS, Ruan Y, Banie L, et al. Delayed Low-Intensity Extracorporeal Shock Wave Therapy Ameliorates Impaired Penile Hemodynamics in Rats Subjected to Pelvic Neurovascular Injury. J Sex Med 2019;16:17-26., (Copyright © 2018 International Society for Sexual Medicine. Published by Elsevier Inc. All rights reserved.)
- Published
- 2019
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33. Growers versus showers: a meaningful (or useful) distinction?
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Shindel AW
- Subjects
- Female, Humans, Male, Organ Size, Orgasm, Perception, Penile Erection, Penis anatomy & histology, Penis physiology, Sexual Partners psychology
- Abstract
Yafi et al. have conducted a study that will be of great interest to the lay community and also of import to practicing urologists who routinely encounter patients with concerns about the appearance of their phallus [1]. In one study 14% of men expressed dissatisfaction with their genitals with flaccid penile length being the most common source of dissatisfaction [2]. The concerns of such men tend to be the perception that their penis is small, or at least smaller than the penises of other men.
- Published
- 2018
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34. Erectile Dysfunction: AUA Guideline.
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Burnett AL, Nehra A, Breau RH, Culkin DJ, Faraday MM, Hakim LS, Heidelbaugh J, Khera M, McVary KT, Miner MM, Nelson CJ, Sadeghi-Nejad H, Seftel AD, and Shindel AW
- Subjects
- Critical Pathways standards, Erectile Dysfunction diagnosis, Humans, Male, Patient Participation, Clinical Decision-Making methods, Decision Making, Erectile Dysfunction therapy, Societies, Medical standards, Urology standards
- Abstract
Purpose: The purpose of this guideline is to provide a clinical strategy for the diagnosis and treatment of erectile dysfunction., Materials and Methods: A systematic review of the literature using the Pubmed, Embase, and Cochrane databases (search dates 1/1/1965 to 7/29/17) was conducted to identify peer-reviewed publications relevant to the diagnosis and treatment of erectile dysfunction. Evidence-based statements were based on body of evidence strength Grade A, B, or C and were designated as Strong, Moderate, and Conditional Recommendations with additional statements presented in the form of Clinical Principles or Expert Opinions., Results: The American Urological Association has developed an evidence-based guideline on the management of erectile dysfunction. This document is designed to be used in conjunction with the associated treatment algorithm., Conclusions: Using the shared decision-making process as a cornerstone for care, all patients should be informed of all treatment modalities that are not contraindicated, regardless of invasiveness or irreversibility, as potential first-line treatments. For each treatment, the clinician should ensure that the man and his partner have a full understanding of the benefits and risk/burdens associated with that choice., (Copyright © 2018 American Urological Association Education and Research, Inc. Published by Elsevier Inc. All rights reserved.)
- Published
- 2018
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35. A 17-Gene Genomic Prostate Score Assay Provides Independent Information on Adverse Pathology in the Setting of Combined Multiparametric Magnetic Resonance Imaging Fusion Targeted and Systematic Prostate Biopsy.
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Salmasi A, Said J, Shindel AW, Khoshnoodi P, Felker ER, Sisk AE Jr, Grogan T, McCullough D, Bennett J, Bailey H, Lawrence HJ, Elashoff DA, Marks LS, Raman SS, Febbo PG, and Reiter RE
- Subjects
- Genomics, Humans, Image-Guided Biopsy, Magnetic Resonance Imaging methods, Male, Middle Aged, Neoplasm Grading, Predictive Value of Tests, Prostatic Neoplasms diagnostic imaging, Retrospective Studies, Risk Assessment, Prostatic Neoplasms genetics, Prostatic Neoplasms pathology
- Abstract
Purpose: Multiparametric magnetic resonance imaging and biopsy based molecular tests such as the 17-gene Oncotype DX® Genomic Prostate Score™ assay are increasingly performed to improve risk stratification in men with clinically localized prostate cancer. The prostate score assay was previously shown to be a significant independent predictor of adverse pathology findings at radical prostatectomy in men diagnosed by systematic biopsies only. Therefore, we investigated the ability of the prostate score assay to predict adverse pathology findings in the setting of magnetic resonance imaging guided prostate biopsy., Materials and Methods: We identified men diagnosed with NCCN® (National Comprehensive Cancer Network®) very low, low or intermediate risk prostate cancer who underwent simultaneous multiparametric magnetic resonance imaging fusion targeted and systematic prostate biopsy with subsequent radical prostatectomy within 6 months. Prostate score assay testing was performed on biopsy tissue with the highest Gleason score. The primary outcome of the study was adverse pathology findings, defined as Gleason score 4 + 3 or greater disease and/or pT3+ at radical prostatectomy. Independent predictors of adverse pathology findings were determined in a multivariable model to adjust for clinical parameters., Results: A total of 134 men were eligible for primary analysis. On univariable analysis the UCLA score, magnetic resonance imaging, prostate score assay results and biopsy Gleason score were significant predictors of adverse pathology findings. After multivariable adjustment prostate score assay values remained a significant predictor of adverse pathology results (prostate score assay per 20 U OR 3.28, 95% CI 1.74-6.62, p <0.001). A wide and overlapping distribution of prostate score assay results was seen across PI-RADS® (Prostate Imaging Reporting and Data System) version 2 scores., Conclusions: The prostate score assay result is an independent predictor of adverse pathology findings in patients who were diagnosed with very low, low or intermediate risk prostate cancer in the setting of multiparametric magnetic resonance imaging fusion prostate biopsy. This assay can be useful as an independent technology or an adjunct technology to multiparametric magnetic resonance imaging to individualize risk stratification of low and intermediate risk prostate cancer., (Copyright © 2018 American Urological Association Education and Research, Inc. Published by Elsevier Inc. All rights reserved.)
- Published
- 2018
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36. Five Things I Wish I Would Have Known Earlier in My Career: Lessons Learned in Peyronie's Disease Surgery.
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Lue TF and Shindel AW
- Published
- 2018
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37. Characteristics of Genital Dissatisfaction Among a Nationally Representative Sample of U.S. Women.
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Rowen TS, Gaither TW, Shindel AW, and Breyer BN
- Subjects
- Adolescent, Adult, Age Factors, Aged, Emotions, Female, Humans, Male, Middle Aged, Multivariate Analysis, Personal Satisfaction, Residence Characteristics, Socioeconomic Factors, United States, Young Adult, Body Image psychology, Genitalia, Female, Self Concept, Sexual Behavior psychology
- Abstract
Background: Female genital self-image is an important aspect of psychosocial and sexual health. The Female Genital Self-Image Scale (FGSIS) is a validated instrument that has been used to characterize women's level of genital dissatisfaction., Aim: In this report, we assess genital dissatisfaction using the FGSIS in a nationally representative sample of U.S. women., Methods: We conducted a nationally representative survey of non-institutionalized adults aged 18-65 years residing in the United States. The survey included questions about demographics, sexual behavior, and the FGSIS., Outcomes: Demographic characteristics were found to significantly correlate to women's perceived genital dissatisfaction., Results: In total, 3,372 women completed the survey and 3,143 (93.2%) completed the FGSIS. The mean age was 46 years, and there was broad representation across the United States in terms of age, education, and location. On bivariate analysis, women's genital dissatisfaction was significantly correlated to their age, race, location, and education. Women who were sexually active were less likely to report genital dissatisfaction than women who were not sexually active (76% vs 62%, respectively, P < .001). The frequency of sexual activity was negatively correlated with genital dissatisfaction (P = .002). Women who reported genital dissatisfaction were less likely than those who reported satisfaction to engage in receptive vaginal sex (83% vs 88%, respectively, P = .03). There were no other significant associations between genital dissatisfaction and types of sexual activity. On multivariate analysis, women were less likely to report genital dissatisfaction if they were older, of black race, had an education level of high school or above, and/or lived in the Northeastern or Midwestern United States. There was no association between genital dissatisfaction and relationship status or gender of sexual partner., Clinical Translation: Female genital dissatisfaction may be related to age, race, education, and geography., Conclusions: This is the first nationally representative sample of U.S. women focusing on genital and self-image and dissatisfaction. These data may not apply outside the United States. These data may help providers who provide information for women and manage concerns related to genital self-image. Rowen TS, Gaither TW, Shindel AW, et al. Characteristics of Genital Dissatisfaction Among a Nationally Representative Sample of U.S. Women. J Sex Med 2018;15:698-704., (Copyright © 2018 International Society for Sexual Medicine. Published by Elsevier Inc. All rights reserved.)
- Published
- 2018
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38. Perioperative Complications and Mortality in Patients with Urothelial Carcinoma and End-Stage Renal Disease Undergoing One-Stage Complete Urinary Tract Extirpation.
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Huang YC, Chang YH, Shindel AW, Chang YL, Lin JH, Ho DR, and Chen CS
- Subjects
- Adult, Aged, Aged, 80 and over, Female, Follow-Up Studies, Humans, Incidence, Kidney Failure, Chronic pathology, Kidney Failure, Chronic surgery, Male, Middle Aged, Perioperative Care, Prognosis, Risk Factors, Survival Rate, Taiwan epidemiology, Time Factors, Urinary Tract pathology, Urologic Neoplasms pathology, Urologic Neoplasms surgery, Young Adult, Kidney Failure, Chronic mortality, Postoperative Complications epidemiology, Postoperative Complications mortality, Urinary Tract surgery, Urologic Neoplasms mortality, Urologic Surgical Procedures mortality
- Abstract
Background: Complete urinary tract extirpation (CUTE) is a complex procedure with substantial risk for perioperative complications. The association between clinical characteristics and the risk of major postoperative complications has not been systematically investigated., Objective: The aim of this study was to analyze the incidence and risks for major perioperative complications after CUTE., Methods: Respective chart review of 81 patients with urothelial carcinoma (UC) who were treated with one-stage CUTE between January 2004 and December 2015. Fisher's exact test with Chi square and two-tailed t test were used in categorical and continuous variables, respectively. Univariable and multivariable logistic regression models were used to evaluate the probability of major complications., Results: In this population, 53 (65.4%) patients had Clavien grade 0-2 complications ('no major complications') and 28 (34.6%) patients had Clavien grade 3-5 complications ('major complications'). Compared with the major complications group, patients in the no major complications group were younger, had lower Charlson Comorbidity Index (CCI), higher preoperative serum albumin, and shorter duration of hospitalization (p < 0.05 for all). Major complications were more common in low-volume surgeons (p = 0.002). On multivariate logistic regression analyses, CCI ≥ 5 (odds ratio [OR] 6.25, 95% confidence interval [CI] 1.42-27.47; p = 0.015) and surgery by a provider who performed three or fewer cases during the study interval (OR 13.4, 95% CI 2.20-80.89; p = 0.005) were independent predictors for major complications., Conclusions: High CCI should alert providers to increased probability of major complications, and warrant vigilant management after CUTE. Surgeon volume was inversely related to major postoperative complications.
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- 2018
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39. Variability in Outcomes for Patients with Intermediate-risk Prostate Cancer (Gleason Score 7, International Society of Urological Pathology Gleason Group 2-3) and Implications for Risk Stratification: A Systematic Review.
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Kane CJ, Eggener SE, Shindel AW, and Andriole GL
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- Aged, Brachytherapy methods, Disease Progression, Humans, Male, Neoplasm Grading trends, Outcome Assessment, Health Care, Predictive Value of Tests, Prognosis, Prostatectomy methods, Prostatic Neoplasms mortality, Prostatic Neoplasms radiotherapy, Prostatic Neoplasms surgery, Risk Assessment, Neoplasm Grading methods, Prostate-Specific Antigen analysis, Prostatic Neoplasms pathology
- Abstract
Context: Optimal management for patients with intermediate-risk (IR) prostate cancer (PCa) remains controversial. Clinical metrics provide guidance on appropriate management options., Objective: To report estimates for clinically relevant outcomes in men with IR PCa based on clinical and pathological features., Evidence Acquisition: PubMed and programs from key 2015 uro-oncology congresses were searched using the terms "intermediate", "Gleason 3 + 4", "Gleason 4 + 3", "active surveillance", "treatment", "adverse pathology", AND "prostate cancer." Articles meeting prespecified criteria were retrieved. Bibliographies were scanned for additional relevant references., Evidence Synthesis: Men with IR PCa have a wide range of predicted clinically relevant outcomes. Within the IR category, estimate ranges for adverse surgical pathology and 5-yr disease progression are 15-64% and 21-91%, respectively. Clinical parameters and predictive nomograms refine these estimates, but do not uniformly differentiate favorable and unfavorable IR PCa. Variations in study design and data quality in source manuscripts mandate caution in interpreting results., Conclusions: Outcomes in IR PCa are heterogeneous. Refinements in personalized risk assessment are needed to better select IR PCa patients for surveillance., Patient Summary: Current and future risk stratification tools may provide additional information to identify men with intermediate-risk prostate cancer who may consider active surveillance., (Published by Elsevier B.V.)
- Published
- 2017
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40. Prevalence of Peyronie's Disease-Like Symptoms in Men Presenting With Dupuytren Contractures.
- Author
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Shindel AW, Sweet G, Thieu W, Durbin-Johnson B, Rothschild J, and Szabo R
- Abstract
Introduction: Peyronie's disease (PD) and Dupuytren contractures (DC) are often comorbid and are believed to have a similar underlying pathophysiologic mechanism., Aim: To investigate the prevalence of PD-like symptoms (PDLS) in men with DC., Methods: From October 2013 to December 2016, men who were seen and evaluated for DC were offered the opportunity to participate in an anonymous survey. The survey assessed several basic demographic and sexual health factors and included items from the International Index of Erectile Function and the Erection Hardness Scale. Men who reported PDLS were asked a series of questions derived from the Peyronie's Disease Questionnaire and for their opinions on theoretical treatment modalities for sexual problems and penile deformity., Main Outcome Measure: Prevalence of PDLS in men with DC., Results: One hundred forty men with DC were invited to participate; 85 surveys were returned (response rate = 61%). Twenty-two respondents (26%, 95% confidence interval = 17-35) reported PDLS. Approximately one fourth of all respondents had an Erection Hardness Scale score lower than 3. The most common specific PDLS concerns were penile curvature (91%), length loss (55%), narrowing (36%), and hinging (32%). In men with PDLS, 73% felt at least a little bothered by the symptoms when attempting sexual activity and 40% reported having sex less frequently because of the symptoms. Just 27% of men with PDLS had ever used a treatment for a sexual concern. In terms of treatments for penile deformities, 64% of men with PDLS expressed an interest in treatment administered in the form of an in-office procedure; 41% were potentially amenable to a surgical procedure., Conclusion: The prevalence of PDLS in men with DC is similar to the prevalence of DC in men diagnosed with PD. A substantial number of these men have distress and would consider standard-of-care treatments for PD. Shindel AW, Sweet G, Thieu W, et al. Prevalence of Peyronie's Disease-Like Symptoms in Men Presenting With Dupuytren Contractures. Sex Med 2017;5:e135-e141., (Copyright © 2017 The Authors. Published by Elsevier Inc. All rights reserved.)
- Published
- 2017
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41. Use of a 17-Gene Prognostic Assay in Contemporary Urologic Practice: Results of an Interim Analysis in an Observational Cohort.
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Eure G, Germany R, Given R, Lu R, Shindel AW, Rothney M, Glowacki R, Henderson J, Richardson T, Goldfischer E, Febbo PG, and Denes BS
- Subjects
- Aged, Biomarkers, Tumor biosynthesis, DNA, Neoplasm genetics, Follow-Up Studies, Humans, Male, Neoplasm Grading, Prognosis, Prospective Studies, Prostatic Neoplasms diagnosis, Prostatic Neoplasms mortality, Reverse Transcriptase Polymerase Chain Reaction, Algorithms, Biomarkers, Tumor genetics, Decision Making, Gene Expression Regulation, Neoplastic, Genomics methods, Prostatic Neoplasms genetics, Risk Assessment methods
- Abstract
Objective: To study the impact of genomic testing in shared decision making for men with clinically low-risk prostate cancer (PCa)., Materials and Methods: Patients with clinically low-risk PCa were enrolled in a prospective, multi-institutional study of a validated 17-gene tissue-based reverse transcription polymerase chain reaction assay (Genomic Prostate Score [GPS]). In this paper we report on outcomes in the first 297 patients enrolled in the study with valid 17-gene assay results and decision-change data. The primary end points were shared decision on initial management and persistence on active surveillance (AS) at 1 year post diagnosis. AS utilization and persistence were compared with similar end points in a group of patients who did not have genomic testing (baseline cohort). Secondary end points included perceived utility of the assay and patient decisional conflict before and after testing., Results: One-year results were available on 258 patients. Shift between initial recommendation and shared decision occurred in 23% of patients. Utilization of AS was higher in the GPS-tested cohort than in the untested baseline cohort (62% vs 40%). The proportion of men who selected and persisted on AS at 1 year was 55% and 34% in the GPS and baseline cohorts, respectively. Physicians reported that GPS was useful in 90% of cases. Mean decisional conflict scores declined in patients after GPS testing., Conclusion: Patients who received GPS testing were more likely to select and persist on AS for initial management compared with a matched baseline group. These data indicate that GPS help guide shared decisions in clinically low-risk PCa., (Copyright © 2017 The Authors. Published by Elsevier Inc. All rights reserved.)
- Published
- 2017
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42. Prevalence and Motivation: Pubic Hair Grooming Among Men in the United States.
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Gaither TW, Awad MA, Osterberg EC, Rowen TS, Shindel AW, and Breyer BN
- Subjects
- Adolescent, Adult, Aged, Humans, Male, Middle Aged, Prevalence, Pubic Bone, Sexual Behavior, Surveys and Questionnaires, United States, Young Adult, Hair Removal, Hygiene, Motivation
- Abstract
Pubic hair grooming is a growing phenomenon and is associated with body image and sexual activity. A nationally representative survey of noninstitutionalized adults aged 18 to 65 years residing in the United States was conducted. Differences in demographic and sexual characteristics between groomers and nongroomers were explored. Four thousand one hundred and ninety-eight men completed the survey. Of these men, 2,120 (50.5%) reported regular pubic hair grooming. The prevalence of grooming decreases with age, odds ratio = 0.95 (95% confidence interval [0.94, 0.96]), p < .001. Adjusting for sexual frequency and sexual orientation, grooming is associated with performing and receiving oral sex. The majority of men report grooming in preparation for sexual activity with a peak prevalence of 73% among men aged 25 to 34 years, followed by hygiene (61%) and routine care (44%). The majority of men who remove their pubic hair groom the hair above the penis (87%), followed by the scrotum (66%) and the penile shaft (57%). Overall, pubic hair grooming is common among men aged 18 to 65 years in the United States. Younger ages are associated with greater rates of pubic hair grooming. Many men groom for sex, in particular oral sex, as well as for routine care and hygiene.
- Published
- 2017
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43. Comparison of spinal cord contusion and transection: functional and histological changes in the rat urinary bladder.
- Author
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Breyer BN, Fandel TM, Alwaal A, Osterberg EC, Shindel AW, Lin G, Tanagho EA, and Lue TF
- Subjects
- Animals, Female, Random Allocation, Rats, Rats, Sprague-Dawley, Urinary Bladder Diseases pathology, Urinary Bladder Diseases physiopathology, Spinal Cord Injuries complications, Urinary Bladder pathology, Urinary Bladder physiopathology, Urinary Bladder Diseases etiology
- Abstract
Objective: To compare the effect of complete transection (tSCI) and contusion spinal cord injury (cSCI) on bladder function and bladder wall structure in rats., Materials and Methods: A total of 30 female Sprague-Dawley rats were randomly divided into three equal groups: an uninjured control, a cSCI and a tSCI group. The cSCI group underwent spinal cord contusion, while the tSCI group underwent complete spinal cord transection. At 6 weeks post-injury, 24-h metabolic cage measurement and conscious cystometry were performed., Results: Conscious cystometry analysis showed that the cSCI and tSCI groups had significantly larger bladder capacities than the control group. The cSCI group had significantly more non-voiding detrusor contractions than the tSCI group. Both injury groups had more non-voiding contractions compared with the control group. The mean threshold pressure was significantly higher in the tSCI group than in the control and cSCI groups. The number of voids in the tSCI group was lower compared with the control group. Metabolic cage analysis showed that the tSCI group had larger maximum voiding volume as compared with the control and cSCI groups. Vesicular acetylcholine transporter/smooth muscle immunoreactivity was higher in the control than in the cSCI or tSCI rats. The area of calcitonin gene-related peptide staining was smaller in the tSCI group than in the control or cSCI groups., Conclusions: Spinal cord transection and contusion produce different bladder phenotypes in rat models of SCI. Functional data suggest that the tSCI group has an obstructive high-pressure voiding pattern, while the cSCI group has more uninhibited detrusor contractions., (© 2016 The Authors BJU International © 2016 BJU International Published by John Wiley & Sons Ltd.)
- Published
- 2017
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44. Mesothelial Inclusions in Pelvic Lymph Nodes Initially Diagnosed as Metastatic Prostate Cancer; the Utility of Second Opinions and Genomic Testing in the Setting of Unexpected Results.
- Author
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Joudi F, Denes BS, Mies C, and Shindel AW
- Abstract
Benign mesothelial inclusions in pelvic lymph nodes may be mistaken for metastatic disease in the setting of pelvic malignancy. In this case-report a patient with Low-Risk prostate cancer (confirmed by biopsy and genomic testing) underwent radical prostatectomy with pelvic lymph node dissection. The initial pathological diagnosis was organ-confined Gleason 3 + 3 = 6 cancer with metastasis to a pelvic lymph node. Upon review of the pathological specimen and immunohistochemical staining the lymph node tissue concerning for metastatic disease was recharacterized as mesothelial in origin. This case illustrates the importance of second opinions and immunohistochemistry for unexpected or unusual pathological findings.
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- 2016
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45. Adjuvant radiotherapy for locally advanced upper tract urothelial carcinoma.
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Huang YC, Chang YH, Chiu KH, Shindel AW, and Lai CH
- Subjects
- Adult, Aged, Aged, 80 and over, Disease-Free Survival, Female, Humans, Male, Middle Aged, Postoperative Care, Survival Rate, Chemoradiotherapy, Adjuvant methods, Nephroureterectomy, Ureteral Neoplasms mortality, Ureteral Neoplasms pathology, Ureteral Neoplasms therapy, Urinary Bladder Neoplasms mortality, Urinary Bladder Neoplasms pathology, Urinary Bladder Neoplasms therapy
- Abstract
There is relatively little literature on adjuvant radiotherapy after radical nephroureterectomy with bladder cuff excision (RNU) for patients with upper tract urothelial carcinoma (UTUC). This study was designed to determine the efficacy of adjuvant radiotherapy for patients with pT3N0M0 UTUC. We retrospectively reviewed 198 patients treated with RNU between December 2001 and January 2015. Postoperative radiotherapy was administered in 40 (20.2%) of patients. Patients who received radiotherapy were younger than those that did not (65.2 vs. 70.5 years, p = 0.023). With median follow up of 29.1 months, Kaplan-Meier analysis with the log-rank test demonstrated no significant differences between those omitting vs receiving adjuvant radiotherapy in regards to 2-year rates of overall survival (72.0% vs. 73.4%, p = 0.979), cancer-specific survival (73.2% vs. 75.3%, p = 0.844), and recurrence-free survival (61.2% vs. 66.3%, p = 0.742). However, in multivariable analysis with Cox regression, young age, absence of chronic kidney disease, negative lymphovascular invasion, negative surgical margin, and adjuvant chemotherapy were also associated with better cancer-specific survival. In conclusion, adjuvant radiotherapy did not offer any significant benefit in terms of overall, cancer-specific, and recurrence-free survivals in patients with pT3N0M0 UTUC after RNU. More effective systemic adjuvant chemotherapy is necessary to improve the outcome of these patients.
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- 2016
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46. Effects of a dietary strawberry powder on parameters of vascular health in adolescent males.
- Author
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Djurica D, Holt RR, Ren J, Shindel AW, Hackman RM, and Keen CL
- Subjects
- Adolescent, Beverages, Biomarkers blood, Cardiovascular Diseases etiology, Cross-Over Studies, Double-Blind Method, Fasting blood, Freeze Drying, Humans, Hyperemia, Lipids blood, Male, Nitrates blood, Nitrites blood, Overweight blood, Overweight complications, Pediatric Obesity blood, Pediatric Obesity complications, Platelet Activation, Postprandial Period, Powders, Risk Factors, Cardiovascular Diseases prevention & control, Diet, Fragaria, Overweight diet therapy, Pediatric Obesity diet therapy
- Abstract
Previous studies have shown that the intake of freeze-dried strawberry powder (FDSP) improves select markers of cardiovascular health in adults with cardiovascular risk factors; however, whether these improvements can be observed in at-risk adolescents is unknown. A randomised, double-blind, cross-over study enrolled twenty-five overweight or obese males, aged 14-18 years, to consume 50 g of a FDSP or a control powder, daily for 1 week. Before and after each test period, measures of microvascular function, plasma nitrate/nitrite, platelet reactivity and blood lipids were collected at baseline and acutely 1 h after FDSP intake. Acute plasma nitrate/nitrite levels increased 1 h after consuming the FDSP during Study Visit 1 before daily FDSP intake (P<0·001) and during Study Visit 2 after 1 week of FDSP intake (P<0·001) compared with control powder intake. As a group, fasting nitrate/nitrite levels did not significantly change after 1 week of control or FDSP intake. However, for those individuals where fasting nitrate levels increased after short-term FDSP intake compared with controls, an increase in reactive hyperaemia index (RHI) was observed (P=0·014), whereas RHI was unchanged in those individuals who did not have a significant increase in nitrate (P=0·396). Taken together, these data support the concept that strawberries can provide vascular health benefits to heavier adolescent males.
- Published
- 2016
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47. Sexual Health in Undergraduate Medical Education: Existing and Future Needs and Platforms.
- Author
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Shindel AW, Baazeem A, Eardley I, and Coleman E
- Subjects
- Adult, Attitude of Health Personnel, Curriculum, Female, Humans, Reproductive Health, Schools, Medical statistics & numerical data, Young Adult, Education, Medical, Undergraduate methods, Reproductive Medicine education, Sex Education methods, Sexual Behavior
- Abstract
Introduction: This article explores the evolution and current delivery of undergraduate medical education in human sexuality., Aim: To make recommendations regarding future educational needs, principles of curricular development, and how the International Society for Sexual Medicine (ISSM) should address the need to enhance and promote human sexuality education around the world., Methods: The existing literature was reviewed for sexuality education, curriculum development, learning strategies, educational formats, evaluation of programs, evaluation of students, and faculty development., Main Outcome Measures: The prevailing theme of most publications in this vein is that sexuality education in undergraduate medical education is currently not adequate to prepare students for future practice., Results: We identified components of the principles of attitudes, knowledge, and skills that should be contained in a comprehensive curriculum for undergraduate medical education in human sexuality. Management of sexual dysfunction; lesbian, gay, bisexual, and transgender health care; sexuality across genders and lifespan; understanding of non-normative sexual practices; sexually transmitted infections and HIV, contraception; abortion; sexual coercion and violence; and legal aspects were identified as topics meriting particular attention., Conclusion: Curricula should be integrated throughout medical school and based on principles of adult learning. Methods of teaching should be multimodal and evaluations of student performance are critical. To realize much of what needs to be done, faculty development is critical. Thus, the ISSM can play a key role in the provision and dissemination of learning opportunities and materials, it can promote educational programs around the world, and it can articulate a universal curriculum with modules that can be adopted. The ISSM can create chapters, review documents, slide decks, small group and roleplay topics, and video-recorded materials and make all this material easily available. An expert consensus conference would be needed to realize these recommendations and fulfill them., (Copyright © 2016 International Society for Sexual Medicine. Published by Elsevier Inc. All rights reserved.)
- Published
- 2016
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48. Phimosis with Preputial Fissures as a Predictor of Undiagnosed Type 2 Diabetes in Adults.
- Author
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Huang YC, Huang YK, Chen CS, Shindel AW, Wu CF, Lin JH, Chiu KH, Yang TH, and Shi CS
- Subjects
- Adult, Aged, Biomarkers blood, Blood Glucose analysis, Case-Control Studies, Circumcision, Male, Diabetes Mellitus, Type 2 blood, Diabetes Mellitus, Type 2 diagnosis, Foreskin surgery, Glycated Hemoglobin analysis, Humans, Male, Middle Aged, Phimosis diagnosis, Phimosis surgery, Predictive Value of Tests, Prospective Studies, Treatment Outcome, Young Adult, Diabetes Mellitus, Type 2 complications, Foreskin pathology, Phimosis etiology
- Abstract
Diabetes is usually asymptomatic in its early stage. Early diagnosis may improve outcomes by enabling initiation of treatment before end organ damage has progressed. The aim of this study was to determine whether the clinical sign of phimosis with preputial fissures is predictive of type 2 diabetes in patients not previously diagnosed with diabetes. Twenty-eight patients with acquired phimosis and preputial fissures were collected prospectively. Twenty-eight controls with acquired phimosis without preputial fissures were selected. Statistically significant differences were found in body mass index, random plasma glucose, glucosuria and glycosylated haemoglobin levels, but not in age, family history of diabetes, hypertension and classical hyperglycaemic symptoms. Diabetes was confirmed in all 28 patients in the preputial fissures group, but only 2 (7.1%) patients in the non-preputial fissures group (p < 0.0001). In conclusion, phimosis with preputial fissures may be a specific sign of undiagnosed diabetes mellitus.
- Published
- 2016
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49. Health Economic Impact and Prospective Clinical Utility of Oncotype DX® Genomic Prostate Score.
- Author
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Albala D, Kemeter MJ, Febbo PG, Lu R, John V, Stoy D, Denes B, McCall M, Shindel AW, and Dubeck F
- Abstract
Prostate cancer (CaP) will be diagnosed in approximately 181,000 American men in 2016. Despite the high number of deaths from CaP in the United States, the disease has a protracted natural history and many men diagnosed with CaP will not die of the disease regardless of treatment. Unfortunately, identification of men with truly indolent/ nonaggressive CaP is challenging; limitations of conventional diagnostic modalities diminish the ability of physicians to accurately stage every case of CaP based on biopsy results alone. The resulting uncertainty in prognosis may prompt men with low-risk CaP to proceed to morbid and expensive treatments for an unclear survival benefit. Incorporation of the Genomic Prostate Score (GPS) as part of the decision algorithm for patients with National Comprehensive Cancer Network very low-risk and low-risk cancer led to a substantial increase in uptake of active surveillance and substantial cost savings. GPS provides physicians and patients with an additional tool in assessing personalized risk and helps guide individual decision making.
- Published
- 2016
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- View/download PDF
50. Effects of short-term walnut consumption on human microvascular function and its relationship to plasma epoxide content.
- Author
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Holt RR, Yim SJ, Shearer GC, Hackman RM, Djurica D, Newman JW, Shindel AW, and Keen CL
- Subjects
- Aged, Arachidonic Acid chemistry, Cholesterol, HDL metabolism, Cholesterol, LDL metabolism, Diet, Diet, High-Fat, Fatty Acids blood, Fatty Acids metabolism, Female, Humans, Hypercholesterolemia metabolism, Hyperemia metabolism, Linoleic Acid blood, Lipids blood, Lipoproteins blood, Middle Aged, Oxylipins blood, Oxylipins metabolism, Epoxy Compounds blood, Juglans, Microcirculation physiology, Nuts
- Abstract
Improved vascular function after the incorporation of walnuts into controlled or high-fat diets has been reported; however, the mechanism(s) underlying this effect of walnuts is(are) poorly defined. The objective of the current study was to evaluate the acute and short-term effects of walnut intake on changes in microvascular function and the relationship of these effects to plasma epoxides, the cytochrome-P450-derived metabolites of fatty acids. Thirty-eight hypercholesterolemic postmenopausal women were randomized to 4 weeks of 5 g or 40 g of daily walnut intake. All outcomes were measured after an overnight fast and 4 h after walnut intake. Microvascular function, assessed as the reactive hyperemia index (RHI), was the primary outcome measure, with serum lipids and plasma epoxides as secondary measures. Compared to 5 g of daily walnut intake, consuming 40 g/d of walnuts for 4 weeks increased the RHI and Framingham RHI. Total cholesterol and low- and high-density cholesterol did not significantly change after walnut intake. The change in RHI after 4 weeks of walnut intake was associated with the change in the sum of plasma epoxides (r=0.65, P=.002) but not with the change in the sum of plasma hydroxyeicosatetraenoic acids. Of the individual plasma epoxides, arachidonic-acid-derived 14(15)-epoxyeicosatrienoic acid was most strongly associated with the change in microvascular function (r=0.72, P<.001). These data support the concept that the intake of walnut-derived fatty acids can favorably affect plasma epoxide production, resulting in improved microvascular function., (Copyright © 2015 Elsevier Inc. All rights reserved.)
- Published
- 2015
- Full Text
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