O30 - Multiple gestation
O30.2 - Quadruplet pregnancy
O30.20 - Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs
O30.201 - Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, first trimester
O30.202 - Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, second trimester
O30.203 - Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, third trimester
O30.209 - Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, unspecified trimester
O30.21 - Quadruplet pregnancy with two or more monochorionic fetuses
O30.211 - Quadruplet pregnancy with two or more monochorionic fetuses, first trimester
O30.212 - Quadruplet pregnancy with two or more monochorionic fetuses, second trimester
O30.213 - Quadruplet pregnancy with two or more monochorionic fetuses, third trimester
O30.219 - Quadruplet pregnancy with two or more monochorionic fetuses, unspecified trimester
O30.22 - Quadruplet pregnancy with two or more monoamniotic fetuses
O30.221 - Quadruplet pregnancy with two or more monoamniotic fetuses, first trimester
O30.222 - Quadruplet pregnancy with two or more monoamniotic fetuses, second trimester
O30.223 - Quadruplet pregnancy with two or more monoamniotic fetuses, third trimester
O30.229 - Quadruplet pregnancy with two or more monoamniotic fetuses, unspecified trimester
O30.29 - Quadruplet pregnancy, unable to determine number of placenta and number of amniotic sacs
O30.291 - Quadruplet pregnancy, unable to determine number of placenta and number of amniotic sacs, first trimester
O30.292 - Quadruplet pregnancy, unable to determine number of placenta and number of amniotic sacs, second trimester
O30.293 - Quadruplet pregnancy, unable to determine number of placenta and number of amniotic sacs, third trimester
O30.299 - Quadruplet pregnancy, unable to determine number of placenta and number of amniotic sacs, unspecified trimester