LB03.1

ICD-11 MMS 2026-01

Single umbilical cord artery

Description

A single umbilical artery arising from either the allantoic arterial system (Type I) or vitelline artery (Type II). It has been associated with renal anomalies.

Index terms

  • Single umbilical cord artery
  • Congenital absence and hypoplasia of umbilical artery
  • SUA - [Single umbilical cord artery]
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  • absence of umbilical artery
  • agenesis of umbilical artery
  • congenital absence of umbilical artery
  • congenital hypoplasia of umbilical artery
  • single umbilical artery
  • umbilical artery hypoplasia
  • Single umbilical cord artery type I
  • Single umbilical cord artery type II
  • Single umbilical cord artery type III
  • Single umbilical cord artery type IV

Exclusions from above levels

  • LD2F.10 – Prune belly syndrome
  • http://id.who.int/icd/entity/733825440 – Inborn errors of metabolism

Sibling codes

  • LB03.0 – Allantoic duct remnants or cysts
  • LB03.Y – Other specified structural developmental anomalies of umbilical cord
  • LB03.Z – Structural developmental anomalies of umbilical cord, unspecified

Foundation entity

Single umbilical cord artery – http://id.who.int/icd/entity/1447087568

Part of: LB03: Structural developmental anomalies of umbilical cord › 20: Developmental anomalies