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Urodynamic Studies: Uroflowmetry01:19

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Updated: Jun 18, 2026

Detrusor Underactivity Model in Rats by Conus Medullaris Transection
03:26

Detrusor Underactivity Model in Rats by Conus Medullaris Transection

Published on: August 28, 2020

Objective differences between overactive bladder patients with and without urodynamically proven detrusor

Michael L Guralnick1, Gwen Grimsby, Michael Liss

  • 1Department of Urology, Medical College of Wisconsin, Milwaukee, WI 53226, USA. mguralni@mcw.edu

International Urogynecology Journal
|November 13, 2009
PubMed
Summary
This summary is machine-generated.

Female overactive bladder (OAB) patients with detrusor overactivity (DO) are older and experience more incontinence, despite similar symptoms. Objective differences exist between OAB patients with and without DO.

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Ultrasonography of the Adult Male Urinary Tract for Urinary Functional Testing
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Last Updated: Jun 18, 2026

Detrusor Underactivity Model in Rats by Conus Medullaris Transection
03:26

Detrusor Underactivity Model in Rats by Conus Medullaris Transection

Published on: August 28, 2020

Ultrasonography of the Adult Male Urinary Tract for Urinary Functional Testing
05:25

Ultrasonography of the Adult Male Urinary Tract for Urinary Functional Testing

Published on: August 14, 2019

Area of Science:

  • Urology
  • Female Pelvic Medicine

Background:

  • Overactive bladder (OAB) is a common condition affecting many women.
  • Urodynamic testing is crucial for diagnosing detrusor overactivity (DO).

Purpose of the Study:

  • To investigate objective differences between female OAB patients with and without urodynamic DO.
  • To compare clinical and urodynamic parameters in these patient groups.

Main Methods:

  • Retrospective chart review of 146 female OAB patients.
  • Utilized American Urological Association symptom scores, 48-hour bladder diaries, and urodynamic testing (UDS).
  • Compared patients with and without urodynamic DO.

Main Results:

  • No significant differences in symptom scores were observed between groups.
  • Patients with DO were older and had smaller maximum voided volumes.
  • DO patients reported more incontinent episodes and experienced urgency at lower bladder volumes.

Conclusions:

  • Objective urodynamic differences exist between OAB patients with and without DO, even with similar reported symptoms.
  • Findings highlight the importance of UDS in differentiating OAB subtypes.
  • Further research may elucidate specific management strategies based on urodynamic findings.