LB61

ICD-11 MMS 2026-01

Absent nipple

Description

A condition caused by failure of the nipple to develop during the antenatal period. This condition is characterised by a total lack of a nipple. This condition may also present with absence of the breast or pectoral muscle.

Index terms

  • Absent nipple
  • athelia
  • congenital absence of nipple
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  • congenital absent nipple
  • nipple agenesis

Exclusions from above levels

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

Sibling codes

  • LB60 – Breast aplasia
  • LB62 – Supernumerary breasts
  • LB63 – Accessory nipple
  • LB6Y – Other specified structural developmental anomalies of the breast
  • LB6Z – Structural developmental anomalies of the breast, unspecified

Foundation entity

Absent nipple – http://id.who.int/icd/entity/574759375

Allowed postcoordination axes

Part of: 20: Developmental anomalies