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Functional consequences of chronic bladder ischemia.

Osamu Yamaguchi1, Masanori Nomiya, Karl-Erik Andersson

  • 1Division of Bioengineering and LUTD Research, Nihon University College of Engineering, Koriyama, Japan.

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Summary
This summary is machine-generated.

Chronic bladder ischemia, potentially from atherosclerosis, contributes to lower urinary tract symptoms (LUTS) and bladder dysfunction. Further research is needed to understand and treat these effects.

Keywords:
agingatherosclerosisbladder dysfunctionbladder ischemiadetrusor overactivitydetrusor underactivitylower urinary tract symptomsoxidative stress

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Area of Science:

  • Urology
  • Pathophysiology
  • Geriatrics

Background:

  • Lower urinary tract symptoms (LUTS) in the elderly are multifactorial.
  • Chronic bladder ischemia, caused by outflow obstruction or atherosclerosis, is a potential contributing factor.
  • The precise mechanisms and time course of ischemia-induced LUTS and bladder dysfunction are not fully understood.

Purpose of the Study:

  • To elucidate the mechanisms by which chronic bladder ischemia leads to LUTS and progressive bladder dysfunction.
  • To investigate the role of oxidative stress and tissue-damaging molecules in ischemia-induced bladder pathology.
  • To inform strategies for preventing and treating chronic bladder ischemia and its consequences.

Main Methods:

  • The study reviews existing literature on the pathophysiology of LUTS and chronic bladder ischemia.
  • It discusses the potential roles of oxidative stress, ischemia/reperfusion injury, and molecular changes in the bladder wall.
  • Animal models of atherosclerosis-induced chronic bladder ischemia are highlighted as research tools.

Main Results:

  • Bladder ischemia and ischemia/reperfusion cycles can induce oxidative stress and denervation.
  • These processes may lead to the expression of tissue-damaging molecules, contributing to detrusor overactivity and underactivity.
  • The severity of bladder dysfunction correlates with the degree and duration of ischemia.

Conclusions:

  • Chronic bladder ischemia is a significant factor in the pathophysiology of LUTS and bladder dysfunction, particularly in the elderly.
  • Understanding the mechanisms of ischemia-induced bladder damage is crucial for developing effective prevention and treatment strategies.
  • Further research using animal models is recommended to advance knowledge in this area.