O31 - Complications specific to multiple gestation
O31.3 - Continuing pregnancy after elective fetal reduction of one fetus or more
InclusionTerm:
-Continuing pregnancy after selective termination of one fetus or more
O31.30 - Continuing pregnancy after elective fetal reduction of one fetus or more, unspecified trimester
O31.31 - Continuing pregnancy after elective fetal reduction of one fetus or more, first trimester
O31.32 - Continuing pregnancy after elective fetal reduction of one fetus or more, second trimester
O31.33 - Continuing pregnancy after elective fetal reduction of one fetus or more, third trimester