| parent | Pterins | LP204179-8 |
| child | Xanthopterin/Creatinine | LP287398-4 |
| child | Xanthopterin | Cerebral spinal fluid | Chemistry - non-challenge | LP384317-6 |
| child | Xanthopterin | Serum or Plasma | Chemistry - non-challenge | LP384318-4 |
| STATUS | ACTIVE |
| PartDisplayName | en-US | Xanthopterin |
| DisplayName | en-US | Xanthopterin |
LOINC Version: 2.81