5B12

ICD-11 MMS 2026-01

Constitutional tall stature

Description

Constitutional (familial) tall stature, a variant of the normal pattern of childhood growth and development, is defined as a condition in which the height of an individual is more than 2 SD above the corresponding mean height for a normal subject of the same age and gender. Distinguishing features are a family history of tall stature and lack of dimorphism or other clinical features suggesting pathologic causes of abnormally rapid growth.

Index terms

  • Constitutional tall stature
  • Constitutional gigantism

Inclusions

  • Constitutional gigantism

Exclusions from above levels

  • 5A50.1 – Pseudohypoparathyroidism
  • 18 – Pregnancy, childbirth or the puerperium
  • http://id.who.int/icd/entity/1004987305 – Transitory endocrine or metabolic disorders specific to fetus or newborn

Sibling codes

  • 5B10 – Carcinoid syndrome
  • 5B11 – Short stature, not elsewhere classified

Foundation entity

Constitutional tall stature – http://id.who.int/icd/entity/32152986

Part of: 05: Endocrine, nutritional or metabolic diseases