MH11

ICD-11 MMS 2026-01

Sudden infant death syndrome

Description

Sudden infant death syndrome is the abrupt and unexplained death of an apparently healthy infant under one year of age, remaining unexplained after a thorough case investigation, including performance of a complete autopsy, examination of the death scene, and review of the clinical history.

Excludes

  • KD3B – Fetal death, cause not specified

Exclusions from above levels

  • JB60 – Obstetric death of unspecified cause
  • 19 – Certain conditions originating in the perinatal period
  • JA66 – Clinical findings on antenatal screening of mother

Child codes

  • MH11.0 – Sudden infant death syndrome with mention of autopsy
  • MH11.1 – Sudden infant death syndrome without autopsy
  • MH11.Z – Sudden infant death syndrome, unspecified

Sibling codes

  • MH10 – Brain death
  • MH12 – Other sudden death, cause unknown
  • MH13 – Unattended death
  • MH14 – Other ill-defined or unspecified causes of mortality
  • MH15 – Sudden unexpected death in epilepsy

Foundation entity

Sudden infant death syndrome – http://id.who.int/icd/entity/56255971

Part of: 21: Symptoms, signs or clinical findings, not elsewhere classified