Preterm labor w preterm delivery, unsp trimester, oth fetus

This code signifies the occurrence of labor leading to delivery before 37 completed weeks of gestation, specifically when the trimester of the delivery is not documented. It is used in multifetal pregnancies when the "other fetus" is affected, meaning it's not the fetus designated as "fetus 1" or the primary fetus.

Apply this code when a patient experiences preterm labor resulting in preterm delivery, and the medical record does not specify the trimester of delivery. This is appropriate for multifetal gestations where the specific fetus experiencing the preterm delivery is identified as "other" and the trimester is unknown. Documentation must clearly state preterm labor and preterm delivery.

• Ensure documentation specifies "other fetus" in multifetal pregnancies; otherwise, a different code for a single fetus or unspecified fetus may be more appropriate.
• Avoid using this code if the trimester of delivery is clearly documented; instead, select the trimester-specific code (e.g., O60.12X9, O60.13X9).
• Always sequence this code after the primary obstetric complication code, if applicable, and before codes for the outcome of delivery.