LB9A.8

ICD-11 MMS 2026-01

Femoral agenesis or hypoplasia

Description

Femoral agenesis/hypoplasia is a rare malformation of variable severity ranging from mild hypoplasia to complete absence of the femur.

Index terms

  • Femoral agenesis or hypoplasia
  • PFFD - [proximal femoral focal deficiency]
  • Proximal femoral focal deficiency
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  • absence of femur
  • absent femur
  • agenesis of femur
  • congenital absence of femur
  • congenital absence of femur with or without absence of some, but not all, distal elements
  • congenital absence of femur, with or without absence of some distal elements
  • congenital absence of thigh only
  • congenital short femur
  • congenital short thigh
  • proximal phocomelia of lower limb
  • Femoral agenesis or hypoplasia, unilateral
  • Femoral agenesis or hypoplasia, bilateral

Exclusions from above levels

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

Sibling codes

  • LB9A.0 – Amelia of lower limb
  • LB9A.1 – Tibial hemimelia
  • LB9A.2 – Fibular hemimelia
  • LB9A.3 – Congenital absence of thigh or lower leg with foot present
  • LB9A.4 – Apodia
  • LB9A.5 – Adactyly of feet
  • LB9A.6 – Split foot
  • LB9A.7 – Congenital absence of both lower leg and foot
  • LB9A.Y – Other specified reduction defects of lower limb
  • LB9A.Z – Reduction defects of lower limb, unspecified

Foundation entity

Femoral agenesis or hypoplasia – http://id.who.int/icd/entity/662157487

Allowed postcoordination axes

Part of: LB9A: Reduction defects of lower limb › 20: Developmental anomalies