LB31.7ICD-11 MMS 2026-01
Megacystis-megaureter
Description
Megacystic-megaureter syndrome describes the presence of a massive primary non-obstructive vesicoureteral reflux and a large capacity, smooth, thin walled bladder due to the continual recycling of refluxed urine. Recurrent urinary infections are commonly associated with this condition.
Index terms
- Megacystis-megaureter
Exclusions from above levels
- http://id.who.int/icd/entity/733825440 – Inborn errors of metabolism
Sibling codes
LB31.0– Congenital hydronephrosisLB31.1– Congenital primary megaureterLB31.2– Fetal lower urinary tract obstructionLB31.3– Exstrophy of urinary bladderLB31.4– Congenital diverticulum of urinary bladderLB31.5– Duplication of urethraLB31.6– Congenital megalourethraLB31.8– Atresia or stenosis of ureterLB31.9– Agenesis of ureterLB31.A– Duplication of ureterLB31.B– Malposition of ureterLB31.C– Congenital absence of bladder or urethraLB31.D– Congenital vesico-uretero-renal refluxLB31.Y– Other specified structural developmental anomalies of urinary tractLB31.Z– Structural developmental anomalies of urinary tract, unspecified
Foundation entity
Megacystis-megaureter – http://id.who.int/icd/entity/1872503107
Allowed postcoordination axes
Part of: LB31: Structural developmental anomalies of urinary tract › 20: Developmental anomalies