The ICD-9 code range MULTIPLE GESTATION PLACENTA STATUS ) for V91-V91 is medical classification list by the World Health Organization (WHO).
Multiple gestation placenta status
Twin gestation placenta status
Twin gestation, unspecified number of placenta, unspecified number of amniotic sacs
Twin gestation, monochorionic/monoamniotic (one placenta, one amniotic sac)
Twin gestation, monochorionic/diamniotic (one placenta, two amniotic sacs)
Twin gestation, dichorionic/diamniotic (two placentae, two amniotic sacs)
Twin gestation, unable to determine number of placenta and number of amniotic sacs
Triplet gestation placenta status
Triplet gestation, unspecified number of placenta and unspecified number of amniotic sacs
Triplet gestation, with two or more monochorionic fetuses
Triplet gestation, with two or more monoamniotic fetuses
Triplet gestation, unable to determine number of placenta and number of amniotic sacs
Quadruplet gestation placenta status
Quadruplet gestation, unspecified number of placenta and unspecified number of amniotic sacs
Quadruplet gestation, with two or more monochorionic fetuses
Quadruplet gestation, with two or more monoamniotic fetuses
Quadruplet gestation, unable to determine number of placenta and number of amniotic sacs
Other specified multiple gestation placenta status
Other specified multiple gestation, unspecified number of placenta and unspecified number of amniotic sacs
Other specified multiple gestation, with two or more monochorionic fetuses
Other specified multiple gestation, with two or more monoamniotic fetuses
Other specified multiple gestation, unable to determine number of placenta and number of amniotic sacs