Referred Tests
| Web: | mayocliniclabs.com |
|---|---|
| Email: | mcl@mayo.edu |
| Telephone: | 800-533-1710 |
| International: | +1 855-379-3115 |
| Values are valid only on day of printing. | |
Test ID: TRYPU
Tryptophan, Random, Urine
Useful For 
Suggests clinical disorders or settings where the test may be helpful
Aiding in the screening and monitoring of Hartnup disease
Highlights
Determination of tryptophan by conventional amino acid profiling methods (ninhydrin-based, HPLC) is hampered by coelution with other compounds. This test utilizes liquid chromatography-tandem mass spectrometry to quantify tryptophan and is interference free.
Method Name A short description of the method used to perform the test
Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
NY State Available Indicates the status of NY State approval and if the test is orderable for NY State clients.
Yes
Reporting Name Lists a shorter or abbreviated version of the Published Name for a test
Tryptophan, U
Aliases Lists additional common names for a test, as an aid in searching
Hartnup Disease