ICD-10-CM · Chapter 15 · O00-O9A
O41 Other disorders of amniotic fluid and membranes
Excludes 1 (cannot be coded together)
- encounter for suspected maternal and fetal conditions ruled out (Z03.7-)
Subcodes
Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.
| Code | Description | Billable |
|---|---|---|
| O41..0 | Oligohydramnios | No |
| O41..00 | Oligohydramnios, unspecified trimester | No |
| O41..01 | Oligohydramnios, first trimester | No |
| O41..02 | Oligohydramnios, second trimester | No |
| O41..03 | Oligohydramnios, third trimester | No |
| O41..1 | Infection of amniotic sac and membranes | No |
| O41..10 | Infection of amniotic sac and membranes, unspecified | No |
| O41..101 | Infection of amniotic sac and membranes, unspecified, first trimester | No |
| O41..102 | Infection of amniotic sac and membranes, unspecified, second trimester | No |
| O41..103 | Infection of amniotic sac and membranes, unspecified, third trimester | No |
| O41..109 | Infection of amniotic sac and membranes, unspecified, unspecified trimester | No |
| O41..12 | Chorioamnionitis | No |
| O41..121 | Chorioamnionitis, first trimester | No |
| O41..122 | Chorioamnionitis, second trimester | No |
| O41..123 | Chorioamnionitis, third trimester | No |
| O41..129 | Chorioamnionitis, unspecified trimester | No |
| O41..14 | Placentitis | No |
| O41..141 | Placentitis, first trimester | No |
| O41..142 | Placentitis, second trimester | No |
| O41..143 | Placentitis, third trimester | No |
| O41..149 | Placentitis, unspecified trimester | No |
| O41..8 | Other specified disorders of amniotic fluid and membranes | No |
| O41..8X | Other specified disorders of amniotic fluid and membranes | No |
| O41..8X1 | Other specified disorders of amniotic fluid and membranes, first trimester | No |
| O41..8X2 | Other specified disorders of amniotic fluid and membranes, second trimester | No |
| O41..8X3 | Other specified disorders of amniotic fluid and membranes, third trimester | No |
| O41..8X9 | Other specified disorders of amniotic fluid and membranes, unspecified trimester | No |
| O41..9 | Disorder of amniotic fluid and membranes, unspecified | No |
| O41..90 | Disorder of amniotic fluid and membranes, unspecified, unspecified trimester | No |
| O41..91 | Disorder of amniotic fluid and membranes, unspecified, first trimester | No |
| O41..92 | Disorder of amniotic fluid and membranes, unspecified, second trimester | No |
| O41..93 | Disorder of amniotic fluid and membranes, unspecified, third trimester | No |
Plain-language term for this code
The following entry in the US Medical Glossary corresponds to ICD-10-CM category O41:
- Amniotic Fluid — Líquido amniótico
Last reviewed: September 2026