| parent | Heptacarboxylporphyrin | LP14489-6 | 
| child | Heptacarboxylporphyrin III/Creatinine | LP286189-8 | 
| child | Heptacarboxylporphyrin III | Stool | Chemistry - non-challenge | LP386458-6 | 
| child | Heptacarboxylporphyrin III | Urine | Chemistry - non-challenge | LP411806-5 | 
| STATUS | ACTIVE | 
| PartDisplayName | en-US | Heptacarboxylporphyrin III | 
| DisplayName | en-US | Heptacarboxylporphyrin III | 
LOINC Version: 2.78