| parent | Butyrylcarnitine+Isobutyrylcarnitine (C4) | LP66333-3 | 
| child | Butyrylcarnitine+Isobutyrylcarnitine (C4)/Acetylcarnitine (C2) | DBS | Chemistry - non-challenge | LP381607-3 | 
| STATUS | ACTIVE | 
| PartDisplayName | en-US | Butyrylcarnitine+Isobutyrylcarnitine (C4)/Acetylcarnitine (C2) | 
| DisplayName | en-US | Butyrylcarnitine+Isobutyrylcarnitine (C4)/Acetylcarnitine (C2) | 
LOINC Version: 2.78