11 days
Liquid chromatography/tandem mass spectrometry (LC/MS-MS)
Causes for Rejection: Room temperature or thawed specimens.
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Quantifies amino acids in urine. Helps diagnose renal aminoaciduria and inherited metabolic conditions.
Urine
5 mL
Plastic urine container without preservative
No special preparation is required for this test. You may eat, drink, and take your medications as normal, unless instructed otherwise by your healthcare provider.
Strictly frozen, requires own sample container
| Temperature | Period |
|---|---|
| Frozen | 14 days |