Comparing Clean Intermittent Self-catheterization and Indwelling Catheterization for the Management of Urinary Retention Before BPH Surgery.

Inclusion Criteria: * Men over 50 years old; * Confirmed diagnosis of benign prostatic hyperplasia (BPH); * Prostate volume greater than 40 grams; * Presence of acute urinary retention with failure to wean from the catheter despite medical treatment with alpha-blocker for at least 48 hours * Indication for surgical management of BPH; * Patient affiliated with or a beneficiary of a social security scheme; * Signed informed consent for participation in the study. Exclusion Criteria: * Patient with a history of prostate surgery (including BPH surgery), prostatic artery embolization or Urolift implant placement are not considered a history of prostate surgery; * Patient with symptomatic urethral stricture; * Patient with a bladder emptying disorder of neurogenic origin; * Patient with an anatomical contraindication to ICSC (urethral stricture, false urethral route); * Patient who had urine drainage by suprapubic catheter * Patient with motor, neurological, anatomical, or cognitive difficulties preventing the education or learning of ICSC; * Patient contraindicated for surgical management of their BPH; * Patient unable to understand the research documents and provide informed consent; * Persons subject to legal protection measures or placed under judicial protection.