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Relation between histological prostatitis and lower urinary tract symptoms and erectile function.

Taiki Mizuno1, Ippei Hiramatsu1,2, Yusuke Aoki1,2

  • 1Department of Urology, Juntendo University Urayasu Hospital, Urayasu, Japan.

Prostate International
|August 23, 2017
PubMed
Summary

Histological prostatitis correlates with lower urinary tract symptoms (LUTS), particularly urinary frequency and residual sensation. However, this study found no significant link between histological prostatitis and erectile dysfunction in men.

Keywords:
CD45Erectile FunctionHistological ProstatitisLower Urinary Tract Symptoms

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Area of Science:

  • Urology
  • Pathology
  • Men's Health

Background:

  • Chronic prostatitis (CP) impacts quality of life (QOL) but has varied causes.
  • The link between histological inflammation severity, lower urinary tract symptoms (LUTS), and erectile function in CP is unclear.

Purpose of the Study:

  • To investigate the association between histological prostatitis severity and LUTS and erectile function.
  • To determine if prostate inflammation correlates with specific lower urinary tract symptoms or sexual dysfunction.

Main Methods:

  • Assessed LUTS using IPSS, OABSS, and NIH-CPSI; erectile function via the Sexual Health Inventory for Men.
  • Evaluated prostate volume (PV), maximum flow rate, and PSA.
  • Quantified histological prostatitis using immunohistochemical staining (Quick score) and analyzed correlations with clinical data.

Main Results:

  • Histological prostatitis (Quick score) correlated with PV, IPSS, QOL index, OABSS, and NIH-CPSI.
  • Multivariate analysis adjusted for PV revealed NIH-CPSI as the only significant association.
  • The urinary symptom subscore of the NIH-CPSI was specifically linked to histological prostatitis.

Conclusions:

  • Histological prostatitis is associated with LUTS, not erectile dysfunction.
  • Urinary symptoms, specifically residual feeling and frequency, are key indicators linked to histological prostatitis severity.