| parent | Tryptophan | LP15931-6 |
| child | Kynurenin/Creatinine | LP286325-8 |
| child | Kynurenin | Cerebral spinal fluid | Chemistry - non-challenge | LP384404-2 |
| child | Kynurenin | Serum or Plasma | Chemistry - non-challenge | LP384405-9 |
| child | Kynurenin | Urine | Chemistry - non-challenge | LP384406-7 |
| PartDisplayName | en-US | Kynurenin |
| DisplayName | en-US | Kynurenin |
LOINC Version: 2.77
FHIR