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O31.4

ICD-10-CM 2027

Continuing pregnancy after vanishing twin syndrome of one fetus or more

Child codes

  • O31.40 – Continuing pregnancy after vanishing twin syndrome of one fetus or more, unspecified trimester
  • O31.41 – Continuing pregnancy after vanishing twin syndrome of one fetus or more, first trimester
  • O31.42 – Continuing pregnancy after vanishing twin syndrome of one fetus or more, second trimester
  • O31.43 – Continuing pregnancy after vanishing twin syndrome of one fetus or more, third trimester

Sibling codes

  • O31.0 – Papyraceous fetus
  • O31.1 – Continuing pregnancy after spontaneous abortion of one fetus or more
  • O31.2 – Continuing pregnancy after intrauterine death of one fetus or more
  • O31.3 – Continuing pregnancy after elective fetal reduction of one fetus or more
  • O31.8 – Other complications specific to multiple gestation

Inherited from O31: Complications specific to multiple gestation

7th character

  • 0 = not applicable or unspecified
  • 1 = fetus 1
  • 2 = fetus 2
  • 3 = fetus 3
  • 4 = fetus 4
  • 5 = fetus 5
  • 9 = other fetus

7th character 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.

Excludes2

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

Part of: O31: Complications specific to multiple gestation