Convert ICD-10 Code T53.5X4A to ICD-9

Source ICD-10 Code		Target ICD-9 Code
T53.5X4A Toxic effect of chlorofluorocarbons, undetermined, init		987.4 Toxic effect freon
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.
T53.5X4A Toxic effect of chlorofluorocarbons, undetermined, init		E982.8 Undet pois-gas/vapor NEC
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 T53.5X4A - toxic effect of chlorofluorocarbons, undetermined, initial encounter based on the most recent General Equivalence Mappings (GEMS) information.