LB31.4

ICD-11 MMS 2026-01

Congenital diverticulum of urinary bladder

Description

A condition caused by failure of the bladder to correctly develop. This condition is characterised by weakness in the bladder wall through which some of the lining of the bladder protrudes. This condition may present with urinary tract infections, difficulty voiding, or abdominal fullness. This condition may also be asymptomatic.

Index terms

  • Congenital diverticulum of urinary bladder
  • Hutch-diverticulum
  • congenital bladder diverticulum
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  • congenital vesical diverticulum

Exclusions from above levels

  • http://id.who.int/icd/entity/733825440 – Inborn errors of metabolism

Sibling codes

  • LB31.0 – Congenital hydronephrosis
  • LB31.1 – Congenital primary megaureter
  • LB31.2 – Fetal lower urinary tract obstruction
  • LB31.3 – Exstrophy of urinary bladder
  • LB31.5 – Duplication of urethra
  • LB31.6 – Congenital megalourethra
  • LB31.7 – Megacystis-megaureter
  • LB31.8 – Atresia or stenosis of ureter
  • LB31.9 – Agenesis of ureter
  • LB31.A – Duplication of ureter
  • LB31.B – Malposition of ureter
  • LB31.C – Congenital absence of bladder or urethra
  • LB31.D – Congenital vesico-uretero-renal reflux
  • LB31.Y – Other specified structural developmental anomalies of urinary tract
  • LB31.Z – Structural developmental anomalies of urinary tract, unspecified

Foundation entity

Congenital diverticulum of urinary bladder – http://id.who.int/icd/entity/17481526

Part of: LB31: Structural developmental anomalies of urinary tract › 20: Developmental anomalies