Follow-up test for complement activity screening when CH50 is low or absent and AH50 is normal and high suspicion remains for complement deficiency.
Quantitative Hemolytic Assay
This test is New York DOH approved.
- Patient Preparation
- Plain red.
- Specimen Preparation
- Allow blood to clot at room temperature for 20-60 minutes. Separate serum from cells and freeze on dry ice or at -70°C within 2 hours. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.25 mL)
- Storage/Transport Temperature
- CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
- Unacceptable Conditions
- Separator tubes. Thawed specimens.
- Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 1 year
|Component Test Code*||Component Chart Name|
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
- C1 (Complement Component 1, Functional)
Performed at National Jewish