{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,27]],"date-time":"2026-10-27T02:00:02Z","timestamp":1793066402704,"version":"4.5.0"},"reference-count":22,"publisher":"Ovid Technologies (Wolters Kluwer Health)","issue":"2","content-domain":{"domain":["lww.com","ovid.com"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2023,4]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Introduction:<\/jats:title>\n                    <jats:p>This review aims to systematically evaluate the available evidence on the different urodynamic diagnoses of lower urinary tract symptoms (LUTS) in young adult men aged 18\u201350 years and to summarize the various urodynamic parameters based on these diagnoses.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods:<\/jats:title>\n                    <jats:p>This systematic review was conducted according to the Preferred Reporting Items for Systematic Review and Meta-analysis statement and the search was performed in PubMed, Embase, and Cochrane library from inception till September 2021. A total of 295 records were identified using a combination of keywords such as LUTS, urodynamics (UDS), and young males. The review was registered in PROSPERO (CRD42021214045).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results:<\/jats:title>\n                    <jats:p>\n                      All the ten studies, which were included in this analysis, categorised the patients into either of the four primary diagnoses after the UDS \u2013 primary bladder neck obstruction (PBNO), dysfunctional voiding, detrusor underactivity (DU), or detrusor overactivity. Five of these studies used the conventional UDS, and in the other five a video UDS was performed. The most common abnormality on the conventional UDS was DU with a pooled estimate of 0.24 (95% confidence interval [CI] - 0.104\u20130.463, I\n                      <jats:sup>2<\/jats:sup>\n                      -95.35, (\u03c4\n                      <jats:sup>2<\/jats:sup>\n                      -1.07). The most common abnormality on the video UDS was PBNO with a pooled estimate of 0.49 (95% CI - 0.413\u20130.580, I\n                      <jats:sup>2<\/jats:sup>\n                      -66.59,\n                      <jats:sup>2<\/jats:sup>\n                      -0.09). The point estimates of various UDS parameters were also recorded.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion:<\/jats:title>\n                    <jats:p>A urodynamic diagnosis was possible in 79% and 98% of the young men who underwent a conventional UDS or a video UDS, respectively. However, the men subjected to the conventional UDS and the video UDS had significant differences in their primary urodynamic diagnostic label. These results will help to plan future trials for the evaluation and management of LUTS in young men.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.4103\/iju.iju_160_22","type":"journal-article","created":{"date-parts":[[2023,8,24]],"date-time":"2023-08-24T08:49:55Z","timestamp":1692866995000},"page":"97-106","update-policy":"https:\/\/doi.org\/10.1097\/lww.0000000000001000","source":"Crossref","is-referenced-by-count":15,"title":["Urodynamics in the evaluation of lower urinary tract symptoms in young adult men: A systematic review"],"prefix":"10.4103","volume":"39","author":[{"given":"Gurpremjit","family":"Singh","sequence":"first","affiliation":[{"name":"Department of Urology, All India Institute of Medical Sciences, Rishikesh, Uttarakhand, India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ankur","family":"Mittal","sequence":"additional","affiliation":[{"name":"Department of Urology, All India Institute of Medical Sciences, Rishikesh, Uttarakhand, India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sanjay","family":"Sinha","sequence":"additional","affiliation":[{"name":"Department of Urology, Apollo Hospital, Hyderabad, India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Vikas Kumar","family":"Panwar","sequence":"additional","affiliation":[{"name":"Department of Urology, All India Institute of Medical Sciences, Rishikesh, Uttarakhand, India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ajeet Singh","family":"Bhadoria","sequence":"additional","affiliation":[{"name":"Department of Community Medicine and Biostatistics, All India Institute of Medical Sciences, Rishikesh, Uttarakhand, India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Arup Kumar","family":"Mandal","sequence":"additional","affiliation":[{"name":"Department of Urology, All India Institute of Medical Sciences, Rishikesh, Uttarakhand, India"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"276","published-online":{"date-parts":[[2023,3,31]]},"reference":[{"key":"R1-20240903","doi-asserted-by":"crossref","first-page":"14","DOI":"10.1016\/j.eururo.2009.02.026","article-title":"Prevalence, severity, and symptom bother of lower urinary tract symptoms among men in the EPIC study:Impact of overactive bladder","volume":"56","author":"Irwin","year":"2009","journal-title":"Eur Urol"},{"key":"R3-20240903","doi-asserted-by":"crossref","first-page":"135","DOI":"10.1016\/S0022-5347(05)64846-X","article-title":"Lower urinary tract symptoms in young men:Videourodynamic findings and correlation with noninvasive measures","volume":"168","author":"Nitti","year":"2002","journal-title":"J Urol"},{"key":"R4-20240903","doi-asserted-by":"crossref","first-page":"b2700","DOI":"10.1136\/bmj.b2700","article-title":"The PRISMA statement for reporting systematic reviews and meta-analyses of studies that evaluate healthcare interventions:Explanation and elaboration","volume":"339","author":"Liberati","year":"2009","journal-title":"BMJ"},{"key":"R5-20240903","doi-asserted-by":"crossref","first-page":"712","DOI":"10.1046\/j.1445-2197.2003.02748.x","article-title":"Methodological index for non-randomized studies (minors):Development and validation of a new instrument","volume":"73","author":"Slim","year":"2003","journal-title":"ANZ J Surg"},{"key":"R6-20240903","doi-asserted-by":"crossref","first-page":"383","DOI":"10.1111\/j.1464-410X.1976.tb06659.x","article-title":"Urodynamic studies in the district general hospital","volume":"48","author":"Crisp","year":"1976","journal-title":"Br J Urol"},{"key":"R7-20240903","doi-asserted-by":"crossref","first-page":"107","DOI":"10.1016\/0090-4295(81)90512-4","article-title":"Voiding disorders in young male adult","volume":"18","author":"Abrams","year":"1981","journal-title":"Urology"},{"key":"R8-20240903","doi-asserted-by":"crossref","first-page":"836","DOI":"10.1016\/S0090-4295(96)00038-6","article-title":"Etiology of voiding dysfunction in men less than 50 years of age","volume":"47","author":"Kaplan","year":"1996","journal-title":"Urology"},{"key":"R9-20240903","doi-asserted-by":"crossref","first-page":"2234","DOI":"10.1016\/S0022-5347(01)64727-X","article-title":"Pseudodyssynergia (contraction of the external sphincter during voiding) misdiagnosed as chronic nonbacterial prostatitis and the role of biofeedback as a therapeutic option","volume":"157","author":"Kaplan","year":"1997","journal-title":"J Urol"},{"key":"R10-20240903","doi-asserted-by":"crossref","first-page":"386","DOI":"10.1016\/S0302-2838(03)00060-5","article-title":"Videourodynamics identifies the causes of young men with lower urinary tract symptoms and low uroflow","volume":"43","author":"Wang","year":"2003","journal-title":"Eur Urol"},{"key":"R11-20240903","doi-asserted-by":"crossref","first-page":"520","DOI":"10.1111\/j.1442-2042.2006.01347.x","article-title":"Urodynamic studies in the evaluation of young men presenting with lower urinary tract symptoms","volume":"13","author":"Toh","year":"2006","journal-title":"Int J Urol"},{"key":"R12-20240903","doi-asserted-by":"crossref","first-page":"1580","DOI":"10.1002\/nau.21095","article-title":"Urodynamic findings in young men with chronic lower urinary tract symptoms","volume":"30","author":"Karami","year":"2011","journal-title":"Neurourol Urodyn"},{"key":"R13-20240903","doi-asserted-by":"crossref","first-page":"469","DOI":"10.1007\/s00345-013-1134-z","article-title":"Urodynamic characterization of lower urinary tract symptoms in men less than 40 years of age","volume":"32","author":"Jamzadeh","year":"2014","journal-title":"World J Urol"},{"key":"R14-20240903","doi-asserted-by":"crossref","first-page":"341","DOI":"10.4111\/kju.2014.55.5.341","article-title":"Chronic lower urinary tract symptoms in young men without symptoms of chronic prostatitis:Urodynamic analyses in 308 men aged 50 years or younger","volume":"55","author":"Jeong","year":"2014","journal-title":"Korean J Urol"},{"key":"R15-20240903","doi-asserted-by":"crossref","first-page":"72","DOI":"10.1016\/j.urology.2018.10.038","article-title":"Clinical epidemiology:Detrusor voiding contraction maximum power, related to ageing","volume":"124","author":"Rosier","year":"2019","journal-title":"Urology"},{"key":"R16-20240903","doi-asserted-by":"crossref","first-page":"296","DOI":"10.1080\/21681805.2018.1505944","article-title":"Severity and bother of lower urinary tract symptoms among men aged 30-80 years:Tampere ageing male urological study (TAMUS)","volume":"52","author":"P\u00f6yh\u00f6nen","year":"2018","journal-title":"Scand J Urol"},{"key":"R17-20240903","doi-asserted-by":"crossref","first-page":"571","DOI":"10.1016\/S0022-5347(05)64682-4","article-title":"Alpha1-Adrenergic blockers in young men with primary bladder neck obstruction","volume":"168","author":"Yang","year":"2002","journal-title":"J Urol"},{"key":"R18-20240903","doi-asserted-by":"crossref","first-page":"711","DOI":"10.1007\/s11255-011-0096-6","article-title":"Long-term safety, tolerability, and efficacy of a1-adrenergic blocker in young men with primary bladder neck obstruction:Results from a single Centre in China","volume":"44","author":"Li","year":"2012","journal-title":"Int Urol Nephrol"},{"key":"R19-20240903","doi-asserted-by":"crossref","first-page":"e0175641","DOI":"10.1371\/journal.pone.0175641","article-title":"Analysis of the prevalence and associated factors of overactive bladder in adult Korean men","volume":"12","author":"Kim","year":"2017","journal-title":"PLoS One"},{"key":"R20-20240903","doi-asserted-by":"crossref","first-page":"185","DOI":"10.4103\/iju.IJU_125_19","article-title":"The urological society of India guidelines for the evaluation and management of nonneurogenic urinary incontinence in adults (Executive Summary)","volume":"35","author":"Sinha","year":"2019","journal-title":"Indian J Urol"},{"key":"R21-20240903","doi-asserted-by":"crossref","first-page":"1591","DOI":"10.1002\/nau.21080","article-title":"Perineal surface electromyography does not typically demonstrate expected relaxation during normal voiding","volume":"30","author":"Kirby","year":"2011","journal-title":"Neurourol Urodyn"},{"key":"R22-20240903","doi-asserted-by":"crossref","first-page":"2361","DOI":"10.1002\/nau.24495","article-title":"Is isolated bladder outlet obstruction associated with hydronephrosis?A database analysis","volume":"39","author":"Sinha","year":"2020","journal-title":"Neurourol Urodyn"},{"key":"R23-20240903","doi-asserted-by":"crossref","first-page":"1177","DOI":"10.1007\/s00345-014-1358-6","article-title":"Detrusor contraction power parameters (BCI and W max) rise with increasing bladder outlet obstruction grade in men with lower urinary tract symptoms:results from a urodynamic database analysis","volume":"32","author":"Oelke","year":"2014","journal-title":"World J Urol"}],"container-title":["Indian Journal of Urology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.ovid.com\/10.4103\/iju.iju_160_22","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,8,14]],"date-time":"2026-08-14T16:30:12Z","timestamp":1786725012000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.ovid.com\/10.4103\/iju.iju_160_22"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2023,3,31]]},"references-count":22,"journal-issue":{"issue":"2","published-print":{"date-parts":[[2023]]}},"URL":"https:\/\/doi.org\/10.4103\/iju.iju_160_22","relation":{},"ISSN":["0970-1591","1998-3824"],"issn-type":[{"value":"0970-1591","type":"print"},{"value":"1998-3824","type":"electronic"}],"subject":[],"published":{"date-parts":[[2023,3,31]]},"assertion":[{"value":"2022-05-16","name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2022-11-25","name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}}]}}