Complement Factor B
| Sunquest Code: | COMPFB | ||
| Epic Code: | LAB6015 | Epic Name: | Complement Factor B |
| Synonyms: | Factor B; Properdin Factor B; CFB | ||
| Methodology: | Radial immunodiffusion | ||
| CPT Code: | ----------CPTCODES HERE---------- | ||
| Turnaround Time: | Specimens are sent to the reference laboratory Mon-Sat; results are reported within 10-14 days. | ||
| Compliance: | This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the U.S. Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes. |
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Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 2 mL |
| Minimum\Peds Volume: | 0.8 mL |
| Container: | Red (no gel) (Red or gold (gel)) |
Processing and Shipping
| Specimen Processing: | Allow sample to clot 30-60 min at refrigerated temperature. Centrifuge and aliquot within 2 hours of collection 1 mL, 0.3 mL minimum. Store in freezer. |
| Shipping Instructions: | Ship on dry ice. |
| Stability: | After separation from cells: 48 hours refrigerated; 1 year frozen. |
| Test Performed at or Referral Lab | Lab Sendouts (ARUP) |
| Referral Lab number: | 51720 |
Interpretive
| Reference Range: | 20-51 mg/dL |
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