| parent | 4-Hydroxyphenylpyruvate | LP18425-6 | 
| child | 4-Hydroxyphenylpyruvate/Creatinine | Urine | Chemistry - non-challenge | LP385820-8 | 
| STATUS | ACTIVE | 
| PartDisplayName | en-US | 4-Hydroxyphenylpyruvate/Creatinine | 
| DisplayName | en-US | 4-Hydroxyphenylpyruvate/Creatinine | 
LOINC Version: 2.78