Convert ICD-10 Code T49.4X5S to ICD-9

Source ICD-10 Code		Target ICD-9 Code
T49.4X5S Advrs effect of keratolyt/keratplst/hair trmt drug, sequela		909.5 Lte efct advrs efct drug
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.
T49.4X5S Advrs effect of keratolyt/keratplst/hair trmt drug, sequela		E946.4 Adv eff hair/scalp prep
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.

ICD-10 to ICD-9 crosswalk for code T49.4X5S - adverse effect of keratolytics, keratoplastics, and other hair treatment drugs and preparations, sequela based on the most recent General Equivalence Mappings (GEMS) information.