14 days
Liquid Chromatography/Tandem Mass Spectrometry (LC/MS-MS)
Causes for Rejection: Gross contamination with blood, room temperature or thawed specimen.
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Measures amino acids in cerebrospinal fluid. Helps diagnose metabolic or neurometabolic disorders affecting the central nervous system.
CSF
0.5 mL
Plastic transport tube
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 |