Convert ICD-10 Code T46.4X1A to ICD-9

Source ICD-10 Code		Target ICD-9 Code
T46.4X1A Poisoning by angiotens-convert-enzyme inhibitors, acc, init		972.6 Pois-antihyperten agent
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.
T46.4X1A Poisoning by angiotens-convert-enzyme inhibitors, acc, init		E858.3 Acc poisn-cardiovasc agt
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 T46.4X1A - poisoning by angiotensin-converting-enzyme inhibitors, accidental (unintentional), initial encounter based on the most recent General Equivalence Mappings (GEMS) information.