Initial screening for suspected deficiency in the classical complement pathway.
Allow specimen to clot for one hour at room temperature. Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.5 mL)
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
Separator tubes. Specimens left to clot at 2-8°C. Specimens exposed to repeated freeze/thaw cycles. Non-frozen specimens. Grossly hemolyzed or severely lipemic specimens.
After separation from cells: Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 1 month
|Low||38.6 U/mL or less|
|High||90.0 U/mL or greater|
No compliance statements are in use for this test.
|Component Test Code*||Component Chart Name||LOINC|
|3002576||Complement Activity, Total Turbidimetric||4532-8|
- CAE total
- Complement CH100, Total
- Total Complement
- Total Complement CH100
- Total Complement CH50
- Total Hemolytic Complement Activity