October 2006 in “Aging Health” This study found that dutasteride significantly reduces the risk of acute urinary retention and surgical intervention in men with benign prostatic enlargement compared to placebo.
September 2022 in “Archivio italiano di urologia, andrologia” This study found that five years after prostatic surgery for male lower urinary tract symptoms associated with benign prostatic obstruction, 12% of patients required a second surgery, with prior prostatitis identified as a significant risk factor for reintervention.
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November 2015 in “Cochrane library” This protocol outlines a planned Cochrane Review to evaluate the effects of 5-alpha-reductase inhibitors on lower urinary tract symptoms caused by benign prostatic obstruction, and it reports no new findings.
January 2026 in “Journal of Pharmacy & Bioresources” This study found that 44.3% of patients with benign prostatic hyperplasia experienced high anxiety levels, which were significantly associated with residual symptoms and demographic factors.
May 2023 in “MQRInvestigar” In this case study, a 3-year-old German Shepherd treated for an enlarged prostate with medication and surgery showed a significant prostate size reduction by 93.9% over 138 days, ruling out neoplastic processes.