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