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34485: Tumor Necrosis Factor-alpha, Highly Sensitive Print View
TNF-Alpha, Highly Sensitive IA    pg/mL 

PRIMARY
1 Serum Red Top 1 (0.5) mL   Frozen - 9 Month(s)  
ALTERNATE

Test is for research use only, and is for use in patients previously diagnosed with T-cell lymphoma.

Collect blood in a red-top tube (no gel). Allow blood to clot (10-15
minutes) at room temperature. Centrifuge and separate the serum from
the cells. Transfer the serum to a clean 12x75 mm tube. Freeze as soon
as possible.

Cytokine levels may demonstrate diurnal variation. Recommend cytokine
levels be determined at the same time of day for improved longitudinal
comparison.
Setup Schedule
Monday

Reported (Analytical Time)
Same day

CPT Code
83520

The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

Notes
Reject Criteria: Gross hemolysis; grossly lipemic; grossly icteric; serum separator tube
Transport Temperature: Frozen
Methodology: Immunoassay






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