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Updated: Jul 17, 2026

An In Vitro Bladder Model of Catheter-Associated Urinary Tract Infection
Published on: June 24, 2025
Twisted fate of bladder catheters
N Sithasanan1, M Kihne, R R Naidu
1Department of Surgery, University Malaya Medical Centre, 50603 Kuala Lumpur, Malaysia.
Abstract:
Catheter knotting is a rare complication of bladder catheterisation. Retention of catheter parts resulting in calculus formation is even rarer. We report a case of a vesical calculus formed over a broken and retained supra-pubic catheter which to the best of our knowledge has yet to be reported, along with three other cases of bladder catheter knotting.
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