Granulocyte Colony Stimulating Factor
| Abbrev Code: | GCSFB | ||
| Order Code: | LAB6616 | Order Name: | Granulocyte Colony Stim Factor, Blood |
| Synonyms: | G-CSF; GCSF; Cytokines | ||
| Methodology: | Enzyme-linked immunosorbent assay | ||
| CPT Codes: | 83520 x1 | ||
| Turnaround Time: | Performed Mon-Fri; results are reported within 5 working 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 >6 hours |
Processing and Shipping
| Specimen Processing: |
Serum: Allow samples to clot for 30 minutes from time of collection. Centrifuge for 15 minutes at 1000-1500 g (rcf) at room temperature.
Plasma: Plasma specimens must be processed immediately. 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: |
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