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Caffeine
MessageFor Specimen Integrity during Extreme Weather see the “Lockbox Usage in Extreme Weather” document at the top of this page.
Test Code
CAFF
Alias/See Also
73998;
Vanquish;
Vanquish;
CPT Codes
80155
Preferred Specimen
1 mL serum (SST).
Minimum Volume
0.2 mL serum
Instructions
Avoid hemolysis. Invert a minimum of 5 times then allow to clot in an upright position for 30 minuties. Centrifuge the SST for at least 10 minutes. Keep tightly stoppered.
Transport Container
SST (speckled top) tube
Transport Temperature
Refrigerated
Specimen Stability
Room Temperature = n/a
Refrigerated = 2 days
Frozen = n/a
Refrigerated = 2 days
Frozen = n/a
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis, Lipemia, incorrect specimen type, insufficient sample volume, improper storage conditions, exceeds specimen stability guidelines, contaminated sample.
Methodology
immunoassay
Setup Schedule
24/7
MVCHEM
MVCHEM
Report Available
1 day excluding weekends
Performing Laboratory
CompuNet Clinical Laboratories, LLC
2308 Sandridge Drive
Moraine, OH 45439
Last Updated: November 19, 2021