Interleukin-6
| Abbrev Code: | IL6B | ||
| Order Code: | LAB6626 | Order Name: | Interleukin 6 Blood |
| Synonyms: | IL-6; IL6; Cytokines; Interleukin 6 | ||
| Methodology: | Enzyme-linked immunosorbent assay | ||
| CPT Codes: | 83529 x1, 83529 x1 | ||
| Turnaround Time: | Performed Mon-Fri; results are reported within 24 hours for COVID-19 patients. All other sample results reported within 3 business days. | ||
| Compliance: | Commercial kit validated by the testing laboratory, but not FDA approved for diagnostic use. |
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Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 2 mL |
| Minimum\Peds Volume: | 1.2 mL |
| Container: | Red (no gel) Alternate Containers: Purple (EDTA) |
| Causes for Rejection: | Gross hemolysis; stored at room temperature >2 hours. |
Processing and Shipping
| Specimen Processing: |
Plasma sample must be processed immediately. Allow serum samples to clot for 30 minutes from time of collection. Centrifuge serum or plasma for 15 minutes at 1000-1500 g (rcf) at room temperature. Aliquot serum or plasma into two vials with 250 uL per vial. Freeze immediately at ≤ -20°C (-80°C preferred). Contact Cytokine Lab if there is adequate sample for only 1 vial.
Indicate specimen type and COVID status (if applicable) on each sample container. |
| Shipping Instructions: | Ship on dry ice. |
| Test Performed at or Referral Lab | Lab Sendouts (UMCytokine) |
Interpretive
| Reference Range: |
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