Up to 4 weeks
Test Updated:
C8
C8 COMPLEMENT, ANTIGEN, SERUM
C8 Level (C8L)
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Test Overview
Radial Immunodiffusion
Diagnosis of C8 deficiency; investigation of a patient with absent total complement (CH50) level.
49-106 mcg/mL
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Specimen Requirements
Collect blood in a lavender top tube from a fasting patient. Centrifuge, aliquot plasma into plastic vial and freeze immediately (within 1 hour).
Collect blood in a lavender top tube from a fasting patient. Centrifuge, aliquot plasma into plastic vial and freeze immediately (within 1 hour).