LB99.4

ICD-11 MMS 2026-01

Congenital absence of upper arm or forearm with hand present

Description

A condition caused by the failure of the upper arm and forearm to develop during the antenatal period, but with the hand present. This condition is characterised by direct connection of the hand to the shoulder.

Index terms

  • Congenital absence of upper arm or forearm with hand present
  • agenesis of upper limb, with hand present
  • complete phocomelia of upper limb
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  • congenital absence of upper arm or forearm with hand present, unspecified side
  • phocomelia of upper limb NOS
  • upper arm absent, forearm absent, hand present
  • Congenital absence of upper arm or forearm with hand present, unilateral
  • Congenital absence of upper arm or forearm with hand present, bilateral

Exclusions from above levels

  • http://id.who.int/icd/entity/733825440 – Inborn errors of metabolism

Sibling codes

  • LB99.0 – Amelia of upper limb
  • LB99.1 – Humeral agenesis or hypoplasia
  • LB99.2 – Radial hemimelia
  • LB99.3 – Ulnar hemimelia
  • LB99.5 – Congenital absence of both forearm and hand
  • LB99.6 – Acheiria
  • LB99.7 – Adactyly of hands
  • LB99.8 – Split hand
  • LB99.Y – Other specified reduction defects of upper limb
  • LB99.Z – Reduction defects of upper limb, unspecified

Foundation entity

Congenital absence of upper arm or forearm with hand present – http://id.who.int/icd/entity/1157109358

Allowed postcoordination axes

Part of: LB99: Reduction defects of upper limb › 20: Developmental anomalies