- O16
- O16.1
- O16.2
- O16.3
- O16.4
- O16.5
- O16.9
| Unspecified maternal hypertension |
| Unspecified maternal hypertension, first trimester |
| Unspecified maternal hypertension, second trimester |
| Unspecified maternal hypertension, third trimester |
| Unspecified maternal hypertension, complicating childbirth |
| Unspecified maternal hypertension, complicating the puerperium |
| Unspecified maternal hypertension, unspecified trimester |