ICD-10-CM Book 2026 Edition

Chapters ICD-10-CM Book Table of Content /
chapter 17 Q00-QA0 Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders /
Q80-Q89 Other congenital malformations /
Q87 Other specified congenital malformation syndromes affecting multiple systems

  Billable ICD-10-CM Code Q87.88
Q87.88
CTNNB1 syndrome
useAdditionalCode
code, if applicable, for associated conditions such as:
cerebral palsy (G80.-)
congenital heart malformations (Q20.0-Q24.9)
developmental disorder of speech and language (F80.-)
exudative retinopathy (H35.02-)
intellectual disability (F70-F79)
microcephaly (Q02)