Convert ICD-10 Code O42.12 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
O42.12 Full-term premature ROM, onset labor > 24 hours fol rupture		658.21 Prolong rupt memb-deliv
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 O42.12 - full-term premature rupture of membranes, onset of labor more than 24 hours following rupture based on the most recent General Equivalence Mappings (GEMS) information.