ICD-11 classes
20 Developmental anomalies
Structural developmental anomalies primarily affecting one...
Structural developmental anomalies of the urinary system
LB31 — Structural developmental anomalies of urinary tract
LB31.0 — Congenital hydronephrosis
ICD-11 LB31.0 — Congenital hydronephrosis
Congenital hydronephrosis is a renal urinary disease characterised by distension and dilation of the renal pelvis and calyces secondary to various congenital obstructive malformations of the kidneys and urinary tract that can evolve to renal atrophy.
The diagnosis includes nothing.
The diagnosis excludes nothing.
It has no clarifying diagnoses.
The diagnosis is coded elsewhere: