| parent | Amino acids | LP18033-8 |
| child | Cysteine/Creatinine | LP285851-4 |
| child | Cysteine | Serum or Plasma | Chemistry - non-challenge | LP383868-9 |
| child | Cysteine | Urine | Chemistry - non-challenge | LP383869-7 |
| STATUS | ACTIVE |
| PartDisplayName | en-US | Cysteine |
| DisplayName | en-US | Cysteine |
LOINC Version: 2.81