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Updated: Sep 30, 2025

An Immature Murine Model of Reversible Unilateral Ureteral Obstruction
Published on: April 4, 2025
Spontaneous ureteric rupture due to high pressure chronic retention
Shameer Deen1, Emmanuel Ogbu1, Nicholas Faure Walker1
1Department of Urology, Princess Royal University Hospital, King's College Hospital NHS Foundation Trust, Farnborough Common, Orpington BR6 8ND, UK.
Abstract:
Spontaneous ureteric rupture is a rare phenomenon which can be traumatic or non-traumatic that may arise from ureteric obstruction, trauma, mucosal inflammation from urolithiasis, connective tissue disease or retroperitoneal fibrosis. High pressure chronic retention is characterised by noctural enuresis, a tense palpable bladder, hypertension, progressive renal impairment, bilateral hydronephrosis and hydroureter on imaging. Obstructive urological symptoms are typically absent in uncomplicated cases. We report the case of a 69-year-old male who presented with high pressure chronic retention and spontaneous ureteric rupture demonstrated on a noncontrast CT. This patient was managed with a urethral catheter on free drainage and a retrograde ureteric stent. The patient's condition improved, and the stent was removed after a uretero-pyeloscopy which revealed no extravasation. He later underwent a successful transurethral resection of the prostate.
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