| parent | Amino acids | LP18033-8 |
| child | N-monomethylarginine | LP201687-3 |
| child | Arginine | Amniotic fluid | Chemistry - non-challenge | LP383782-2 |
| child | Arginine | Blood | Chemistry - non-challenge | LP383783-0 |
| child | N,N'-dimethylarginine | LP201670-9 |
| child | L-homoarginine | LP201681-6 |
| child | Arginine | DBS | Chemistry - non-challenge | LP383784-8 |
| child | Arginine | Body fluid | Chemistry - non-challenge | LP383785-5 |
| child | Arginine/Amino acids.total | LP285021-4 |
| child | Arginine/Phenylalanine | LP285024-8 |
| child | Arginine | Cerebral spinal fluid | Chemistry - non-challenge | LP383786-3 |
| child | Arginine | Hair | Chemistry - non-challenge | LP383787-1 |
| child | Arginine/Ornithine | LP285023-0 |
| child | Arginine/Creatinine | LP285022-2 |
| child | Arginine | Serum or Plasma | Chemistry - non-challenge | LP383788-9 |
| child | Arginine | Urine | Chemistry - non-challenge | LP383789-7 |
| child | Arginine | Vitreous fluid | Chemistry - non-challenge | LP383790-5 |
| child | Arginine | XXX | Chemistry - non-challenge | LP383791-3 |
| STATUS | ACTIVE |
| PartDisplayName | en-US | Arginine |
| DisplayName | en-US | Arginine |
LOINC Version: 2.81