O30-O48
Maternal care related to the fetus and amniotic cavity and possible delivery problems
- O30
Multiple gestation
- O31
Complications specific to multiple gestation
- O32
Maternal care for malpresentation of fetus
- O33
Maternal care for disproportion
- O34
Maternal care for abnormality of pelvic organs
- O35
Maternal care for known or suspected fetal abnormality and damage
- O36
Maternal care for other fetal problems
- O40
Polyhydramnios
- O41
Other disorders of amniotic fluid and membranes
- O42
Premature rupture of membranes
- O43
Placental disorders
- O44
Placenta previa
- O45
Premature separation of placenta [abruptio placentae]
- O46
Antepartum hemorrhage, not elsewhere classified
- O47
False labor
- O48
Late pregnancy