LB57

ICD-11 MMS 2026-01

Agenesis of vas deferens

Description

A condition of the vas deferens affecting males, caused by determinants arising during the antenatal period. This condition is characterised by the unilateral or bilateral absence of the vas deferens, azoospermia, and infertility.

Index terms

  • Agenesis of vas deferens
  • Absence of vas deferens
  • Atresia of vas deferens
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  • congenital atresia of vas deferens
  • imperforate vas deferens

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
  • LB58 – Polyorchidism
  • LB59 – Hypoplasia of testis or scrotum
  • LB5Y – Other specified structural developmental anomalies of the male genital system
  • LB5Z – Structural developmental anomalies of the male genital system, unspecified

Foundation entity

Agenesis of vas deferens – http://id.who.int/icd/entity/1339300889

Allowed postcoordination axes

Part of: 20: Developmental anomalies