2025 ICD-10 CM DIAGNOSIS INDEX TERMS STARTING WITH O
- Chorioamnionitis, third trimester - O41.123
- Chorioamnionitis, unspecified trimester - O41.129
- Placentitis - O41.14
- Placentitis, first trimester - O41.141
- Placentitis, second trimester - O41.142
- Placentitis, third trimester - O41.143
- Placentitis, unspecified trimester - O41.149
- Other specified disorders of amniotic fluid and membranes - O41.8
- Other specified disorders of amniotic fluid and membranes - O41.8X
- Other specified disorders of amniotic fluid and membranes, first trimester - O41.8X1
- Other specified disorders of amniotic fluid and membranes, second trimester - O41.8X2
- Other specified disorders of amniotic fluid and membranes, third trimester - O41.8X3
- Other specified disorders of amniotic fluid and membranes, unspecified trimester - O41.8X9
- Disorder of amniotic fluid and membranes, unspecified - O41.9
- Disorder of amniotic fluid and membranes, unspecified, unspecified trimester - O41.90
- Disorder of amniotic fluid and membranes, unspecified, first trimester - O41.91
- Disorder of amniotic fluid and membranes, unspecified, second trimester - O41.92
- Disorder of amniotic fluid and membranes, unspecified, third trimester - O41.93
- Premature rupture of membranes, onset of labor within 24 hours of rupture - O42.0
- Premature rupture of membranes, onset of labor within 24 hours of rupture, unspecified weeks of gestation - O42.00
- Preterm premature rupture of membranes, onset of labor within 24 hours of rupture - O42.01
- Preterm premature rupture of membranes, onset of labor within 24 hours of rupture, first trimester - O42.011
- Preterm premature rupture of membranes, onset of labor within 24 hours of rupture, second trimester - O42.012
- Preterm premature rupture of membranes, onset of labor within 24 hours of rupture, third trimester - O42.013
- Preterm premature rupture of membranes, onset of labor within 24 hours of rupture, unspecified trimester - O42.019
- Full-term premature rupture of membranes, onset of labor within 24 hours of rupture - O42.02
- Premature rupture of membranes, onset of labor more than 24 hours following rupture - O42.1
- Premature rupture of membranes, onset of labor more than 24 hours following rupture, unspecified weeks of gestation - O42.10
- Preterm premature rupture of membranes, onset of labor more than 24 hours following rupture - O42.11
- Preterm premature rupture of membranes, onset of labor more than 24 hours following rupture, first trimester - O42.111
- Preterm premature rupture of membranes, onset of labor more than 24 hours following rupture, second trimester - O42.112
- Preterm premature rupture of membranes, onset of labor more than 24 hours following rupture, third trimester - O42.113
- Preterm premature rupture of membranes, onset of labor more than 24 hours following rupture, unspecified trimester - O42.119
- Full-term premature rupture of membranes, onset of labor more than 24 hours following rupture - O42.12
- Premature rupture of membranes, unspecified as to length of time between rupture and onset of labor - O42.9
- Premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, unspecified weeks of gestation - O42.90
- Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor - O42.91
- Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, first trimester - O42.911
- Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, second trimester - O42.912
- Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, third trimester - O42.913
- Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, unspecified trimester - O42.919
- Full-term premature rupture of membranes, unspecified as to length of time between rupture and onset of labor - O42.92
- Placental transfusion syndromes - O43.0
- Fetomaternal placental transfusion syndrome - O43.01
- Fetomaternal placental transfusion syndrome, first trimester - O43.011
- Fetomaternal placental transfusion syndrome, second trimester - O43.012
- Fetomaternal placental transfusion syndrome, third trimester - O43.013
- Fetomaternal placental transfusion syndrome, unspecified trimester - O43.019
- Fetus-to-fetus placental transfusion syndrome - O43.02
- Fetus-to-fetus placental transfusion syndrome, first trimester - O43.021
- Fetus-to-fetus placental transfusion syndrome, second trimester - O43.022
- Fetus-to-fetus placental transfusion syndrome, third trimester - O43.023
- Fetus-to-fetus placental transfusion syndrome, unspecified trimester - O43.029
- Malformation of placenta - O43.1
- Malformation of placenta, unspecified - O43.10
- Malformation of placenta, unspecified, first trimester - O43.101
- Malformation of placenta, unspecified, second trimester - O43.102
- Malformation of placenta, unspecified, third trimester - O43.103
- Malformation of placenta, unspecified, unspecified trimester - O43.109
- Circumvallate placenta - O43.11
- Circumvallate placenta, first trimester - O43.111
- Circumvallate placenta, second trimester - O43.112
- Circumvallate placenta, third trimester - O43.113
- Circumvallate placenta, unspecified trimester - O43.119
- Velamentous insertion of umbilical cord - O43.12
- Velamentous insertion of umbilical cord, first trimester - O43.121
- Velamentous insertion of umbilical cord, second trimester - O43.122
- Velamentous insertion of umbilical cord, third trimester - O43.123
- Velamentous insertion of umbilical cord, unspecified trimester - O43.129
- Other malformation of placenta - O43.19
- Other malformation of placenta, first trimester - O43.191
- Other malformation of placenta, second trimester - O43.192
- Other malformation of placenta, third trimester - O43.193
- Other malformation of placenta, unspecified trimester - O43.199
- Morbidly adherent placenta - O43.2
- Placenta accreta - O43.21
- Placenta accreta, first trimester - O43.211
- Placenta accreta, second trimester - O43.212
- Placenta accreta, third trimester - O43.213
- Placenta accreta, unspecified trimester - O43.219
- Placenta increta - O43.22
- Placenta increta, first trimester - O43.221
- Placenta increta, second trimester - O43.222
- Placenta increta, third trimester - O43.223
- Placenta increta, unspecified trimester - O43.229
- Placenta percreta - O43.23
- Placenta percreta, first trimester - O43.231
- Placenta percreta, second trimester - O43.232
- Placenta percreta, third trimester - O43.233
- Placenta percreta, unspecified trimester - O43.239
- Other placental disorders - O43.8
- Placental infarction - O43.81
- Placental infarction, first trimester - O43.811
- Placental infarction, second trimester - O43.812
- Placental infarction, third trimester - O43.813
- Placental infarction, unspecified trimester - O43.819
- Other placental disorders - O43.89
- Other placental disorders, first trimester - O43.891
- Other placental disorders, second trimester - O43.892
- Other placental disorders, third trimester - O43.893