| parent | Phenylalanine | LP15792-2 |
| child | Phenylalanine [Mass/volume] in Blood | 2762-3 |
| child | Phenylalanine [Presence] in Blood | 49484-9 |
| child | Phenylalanine [Presence] in Blood by Guthrie test | 12803-3 |
| parent | Phenylalanine | LP15792-2 |
| child | Phenylalanine [Mass/volume] in Blood | 2762-3 |
| child | Phenylalanine [Presence] in Blood | 49484-9 |
| child | Phenylalanine [Presence] in Blood by Guthrie test | 12803-3 |
| STATUS | NotStated |
| PartDisplayName | en-US | Phenylalanine | Blood | Chemistry - non-challenge |
LOINC Version: 2.81