X-linked ichthyosis

Instruction Source: Q80.1

X-linked ichthyosis

Instruction Source: Q80

Congenital ichthyosis

Excludes 1 (Mutually Exclusive)

• Refsum's disease (G60.1)

Instruction Source: Q80-Q89

Other congenital malformations (Q80-Q89)

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