Convert ICD-10 Code R84.2 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
R84.2 Abn lev drug/meds/biol subst in specimens from resp org/thrx		792.9 Abn find-body subst NEC
Approximate Flag - The approximate mapping means there is not an exact match between the ICD-10 and ICD-9 codes and the mapped code is not a precise representation of the original code.

ICD-10 to ICD-9 crosswalk for code R84.2 - abnormal level of other drugs, medicaments and biological substances in specimens from respiratory organs and thorax based on the most recent General Equivalence Mappings (GEMS) information.