Sudden Infant Death

**Definition:** 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. (Pediatr Pathol 1991 Sep-Oct;11(5):677-84)

**Tree numbers:** - C23.550.260.322.625 - C23.550.260.657.500

**Synonyms:** - Cot Death - Death, Sudden Infant - SIDS - Sudden Infant Death Syndrome - SID - Crib Death