LB59

ICD-11 MMS 2026-01

Hypoplasia of testis or scrotum

Description

A condition caused by incomplete development of the testis and scrotum during the antenatal period. This condition is characterised by a decrease or destruction in the number or size of cells testis and scrotal tissue.

Index terms

  • Hypoplasia of testis or scrotum
  • Congenital hypoplasia of testis
  • congenital micro-orchidia
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  • congenital micro-orchidism
  • congenital small testis
  • hypoplasia of testes
  • testicular hypoplasia
  • Hypoplasia of scrotum
  • hypoplastic scrotum
  • scrotal hypoplasia
  • Congenital fusion of testes
  • fusion of testes
  • fusion of testis
  • synorchism

Exclusions from above levels

  • LD2A – Disorders of sex development leading to sexual ambiguity
  • http://id.who.int/icd/entity/733825440 – Inborn errors of metabolism

Sibling codes

  • LB50 – Micropenis or penis agenesis
  • LB51 – Anorchia or microorchidia
  • LB52 – Cryptorchidism
  • LB53 – Hypospadias
  • LB54 – Congenital chordee
  • LB55 – Epispadias
  • LB56 – Bifid scrotum
  • LB57 – Agenesis of vas deferens
  • LB58 – Polyorchidism
  • LB5Y – Other specified structural developmental anomalies of the male genital system
  • LB5Z – Structural developmental anomalies of the male genital system, unspecified

Foundation entity

Hypoplasia of testis or scrotum – http://id.who.int/icd/entity/1580368242

Allowed postcoordination axes

Part of: 20: Developmental anomalies