| parent | Neuromuscular | LP31403-6 |
| child | Guanidinoacetate/Creatinine | LP286133-6 |
| child | Guanidinoacetate | Amniotic fluid | Chemistry - non-challenge | LP382613-0 |
| child | Guanidinoacetate | DBS | Chemistry - non-challenge | LP411669-7 |
| child | Guanidinoacetate | Cerebral spinal fluid | Chemistry - non-challenge | LP382614-8 |
| child | Guanidinoacetate | Serum or Plasma | Chemistry - non-challenge | LP382615-5 |
| child | Guanidinoacetate | Urine | Chemistry - non-challenge | LP426541-1 |
| PartDisplayName | en-US | Guanidinoacetate |
| DisplayName | en-US | Guanidinoacetate |
LOINC Version: 2.77
FHIR