ARUP's Laboratory Test Directory
| 0050155: Complement Component 4 |
| Test Mnemonic: C4 | |
|
#ExistMethodology>
Methodology: Immunoturbidimetric
*ExistMethodology> #ExistPerformed> Performed: Sun-Sat *ExistPerformed> #ExistReported> Reported: Within 24 hours *ExistReported> |
| Specimen Required: | |
|
#ExistCollect>
Collect: One 4 mL SST.
*ExistCollect> #ExistTransport> Transport: 0.5 mL serum, frozen. (Min: 0.3 mL) *ExistTransport> #ExistPedCollectTransport> Pediatric Collection/Transport: 0.2 mL serum, frozen. *ExistPedCollectTransport> #ExistRemarks> Remarks: Allow sample to clot at 20-25°C. Separate serum from cells ASAP and freeze. *ExistRemarks> #ExistConditions> Unacceptable Conditions: Samples left to clot at 2-8°C. *ExistConditions> #ExistStability> Stability: Ambient: 8 hours; Refrigerated: 24 hours; Frozen: 2 weeks (avoid repeated freeze/thaw cycles) *ExistStability> |
|
| Reference Interval: | ||
#ExistRefRangeTable>
|
| CPT Code(s): | |
| 86160 |