Complications specific to multiple gestation - O31

 Type 2 Excludes

  • delayed delivery of second twin, triplet, etc. (O63.2)
  • malpresentation of one fetus or more (O32.9)
  • placental transfusion syndromes (O43.0-)

 Category SevenChr Note

  • One of the following 7th characters is to be assigned to each code under category O31. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning a code from category O31 that has a 7th character of 1 through 9.

 Codes

  • O31.0 - Papyraceous fetus
  • O31.00 - Papyraceous fetus, unspecified trimester
  • O31.01 - Papyraceous fetus, first trimester
  • O31.02 - Papyraceous fetus, second trimester
  • O31.03 - Papyraceous fetus, third trimester
  • O31.1 - Continuing pregnancy after spontaneous abortion of one fetus or more
  • O31.10 - Continuing pregnancy after spontaneous abortion of one fetus or more, unspecified trimester
  • O31.11 - Continuing pregnancy after spontaneous abortion of one fetus or more, first trimester
  • O31.12 - Continuing pregnancy after spontaneous abortion of one fetus or more, second trimester
  • O31.13 - Continuing pregnancy after spontaneous abortion of one fetus or more, third trimester
  • O31.2 - Continuing pregnancy after intrauterine death of one fetus or more
  • O31.20 - Continuing pregnancy after intrauterine death of one fetus or more, unspecified trimester
  • O31.21 - Continuing pregnancy after intrauterine death of one fetus or more, first trimester
  • O31.22 - Continuing pregnancy after intrauterine death of one fetus or more, second trimester
  • O31.23 - Continuing pregnancy after intrauterine death of one fetus or more, third trimester
  • O31.3 - Continuing pregnancy after elective fetal reduction 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
  • O31.8 - Other complications specific to multiple gestation
  • O31.8X - Other complications specific to multiple gestation
  • O31.8X1 - Other complications specific to multiple gestation, first trimester
  • O31.8X2 - Other complications specific to multiple gestation, second trimester
  • O31.8X3 - Other complications specific to multiple gestation, third trimester
  • O31.8X9 - Other complications specific to multiple gestation, unspecified trimester