Convert ICD-10 Code H57.00 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
H57.00 Unspecified anomaly of pupillary function		379.40 Abn pupil function NOS
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 H57.00 - unspecified anomaly of pupillary function based on the most recent General Equivalence Mappings (GEMS) information.