| parent | Miscellaneous toxic small organic and inorganic molecules | LP31433-3 |
| child | 5-Hydroxytryptophan/Creatinine | LP284817-6 |
| child | 5-Hydroxytryptophan | Cerebral spinal fluid | Drug toxicology | LP387284-5 |
| child | 5-Hydroxytryptophan | Serum or Plasma | Drug toxicology | LP387285-2 |
| child | 5-Hydroxytryptophan | Urine | Drug toxicology | LP387286-0 |
| STATUS | ACTIVE |
| PartDisplayName | en-US | 5-Hydroxytryptophan |
| DisplayName | en-US | 5-Hydroxytryptophan |
LOINC Version: 2.81