| parent | ABO group | LP17806-8 |
| child | A Ag | LP36920-4 |
| child | A Ab | LP36919-6 |
| child | A1 | LP17795-3 |
| child | A2 | LP17797-9 |
| child | A3 | LP17799-5 |
| child | Am | LP17792-0 |
| child | Ax | LP17794-6 |
| child | A variant NOS | LP268881-2 |
| child | A variant subtype | LP18669-9 |
| STATUS | ACTIVE |
| PartDisplayName | en-US | A |
| DisplayName | en-US | A |
LOINC Version: 2.81