Alphabetic Index · main term
Rett's disease or syndrome
Rett's disease or syndrome is a main term in the FY2027 ICD-10-CM Alphabetic Index (Index to Diseases and Injuries). The Index lists F84.2 for this term: Rett's syndrome. It is a billable code. Confirm any code you find here in the Tabular List before you report it.
Code the Index gives
Rett's syndrome