Tumor Necrosis Factor-Alpha, Body Fluid or CSF
| Abbrev Code: | TNF1AN | ||
| Order Code: | LAB6630 | Order Name: | Tumor Necrosis Factor Body Fluid or CSF |
| Synonyms: | Cytokines; TNFa; TNF-Alpha; Tumor Necrosis Factor Alpha | ||
| Methodology: | Enzyme linked immunosorbent assay | ||
| CPT Codes: | 83520 x1 | ||
| Turnaround Time: | Performed Mon-Fri; results are reported wtihin 5 working days. | ||
| Compliance: | This test has not been FDA approved. The results are to be used for research purposes or in attempts to understand the pathophysiology of immune, infectious or inflammatory disorders and not intended as the sole means for clinical diagnosis or patient management. |
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Collection Instructions
| Specimen: | Body Fluid or CSF |
| Optimal Volume: | 2 mL |
| Minimum\Peds Volume: | 1 mL |
| Container: | Sterile tube Alternate Containers: Plastic leakproof container, sterile |
| Causes for Rejection: | Gross hemolysis; stored at room temperature greater than 2 hours. |
Processing and Shipping
| Specimen Processing: |
If contaminated with red blood cells, centrifuge for 15 minutes at 1000-1500 g (rcf) at room temperature.
Aliquot into two vials with 250 uL per vial. Freeze immediately at ≤20°C (-70°C preferred). Contact Cytokine Lab if there is adequate sample for only one vial.
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| Shipping Instructions: | Ship on dry ice. |
| Test Performed at or Referral Lab | Lab Sendouts (UMCytokine) |
Interpretive
| Reference Range: | Reference range not established. |
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