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Underactive bladder: Pathophysiology and clinical significance.

Reem Aldamanhori1, Nadir I Osman2, Christopher R Chapple2

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Detrusor underactivity (DUA) causes underactive bladder (UAB) and disabling lower urinary tract symptoms. Understanding DUA

Keywords:
Bladder outlet obstructionDetrusor underactivityLower urinary tract symptomsUnderactive bladder

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Area of Science:

  • Urology
  • Continence Science

Background:

  • Underactive bladder (UAB) is a voiding disorder characterized by the inability to effectively empty the bladder, leading to lower urinary tract symptoms (LUTS).
  • The International Continence Society defines the underlying abnormality as detrusor underactivity (DUA), a common but under-researched bladder dysfunction.
  • DUA's varied prevalence across patient groups indicates multiple underlying causes and a lack of effective therapeutic strategies.

Purpose of the Study:

  • To review the epidemiology, pathophysiology, and risk factors associated with detrusor underactivity (DUA).
  • To enhance understanding of DUA to improve diagnostic accuracy and treatment outcomes for underactive bladder (UAB).

Main Methods:

  • This review synthesizes current knowledge on DUA through a comprehensive literature search.
  • Key aspects discussed include prevalence, etiological factors, and diagnostic considerations for DUA.

Main Results:

  • DUA is implicated in a significant number of lower urinary tract symptoms (LUTS) presentations.
  • Multiple factors contribute to the development of DUA, necessitating further research into its mechanisms.
  • Current treatment options for DUA are limited, highlighting the need for improved therapeutic approaches.

Conclusions:

  • A deeper understanding of DUA's mechanisms is crucial for developing effective treatments for underactive bladder (UAB).
  • This review aims to provide a foundation for improved diagnosis and management of DUA, ultimately benefiting patients with LUTS.