ARUP's Laboratory Test Directory

Complement Component 1, Functional : 0099078

Mnemonic: C1

Methodology: Quantitative Hemolytic Assay
Performed: Varies
Reported: 28-35 days
Specimen Required: Collect: 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.

Stability (collection to initiation of testing): Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 1 year

Reference Interval:
By report
CPT Code(s): 86161
Cross References: C1 (Complement Component 1, Functional)