Convert ICD-10 Code O22.90 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
O22.90 Venous complication in pregnancy, unsp, unsp trimester		671.90 Ven compl preg NOS-unsp
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 O22.90 - venous complication in pregnancy, unspecified, unspecified trimester based on the most recent General Equivalence Mappings (GEMS) information.