Normal range

≤ 2 y

12–103 nmol/mL

≤ 30 d

15–75 umol/L

1 y+

25–80 umol/L

18 y+

21–108 nmol/mL

2 y – 17 y

21–114 nmol/mL

30 d – 11 mo

20–85 umol/L

Ranges from ARUP Laboratories Test Directory, Mayo Clinic Laboratories (Pediatric Test Catalog).

Details

Sample

Serum or plasma · LOINC

Part of

Amino acids panel

Code

LOINC 20659-9 · umol/L

Also known as

Trp, L-tryptophan