ICD-10-CM Book 2024 Edition

Chapters ICD-10-CM Book Table of Content /
chapter 17 Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities /
Q90-Q99 Chromosomal abnormalities, not elsewhere classified /
Q91 Trisomy 18 and Trisomy 13

  Billable ICD-10-CM Code Q91.1
Q91.1
Trisomy 18, mosaicism (mitotic nondisjunction)