Trisomy 21, translocation

Instruction Source: Q90.2

Trisomy 21, translocation

Instruction Source: Q90

Down syndrome

Instruction Source: Q90-Q99

Chromosomal abnormalities, not elsewhere classified (Q90-Q99)

Excludes 2 (Not Included Here)

• mitochondrial metabolic disorders (E88.4-)

Instruction Source: Q00-QA1

Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders

Excludes 2 (Not Included Here)

• inborn errors of metabolism (E70-E88)

Clinical Notes

• Codes from this chapter are not for use on maternal records