Methodology
Semi-Quantitative Enzyme-Linked Immunosorbent Assay
Synonyms
Immune Complex Assay
Specimen Type
Serum
Performing Lab
ARUP
Epic ID
Other Reference Test
Lab Test Days
Mon, Thu, Sat
Standard TAT
2-9 days
Collection Information
Specimen Required
2 mL blood collected in red top container. Serum separator tube (SST) also acceptable
Container Type
Plain red; Serum separator tube (SST) also acceptable.
Processing Information - Lab Use Only
Transport Temperature
FROZEN ONLY
Specimen Stability
Frozen: 20 days
Rejection Criteria
Non-frozen specimens. Specimens exposed to repeated freeze/thaw cycles. Grossly hemolyzed, lipemic, and icteric specimens.
Test Volume Required
2 mL serum
Minimum Test Volume
1 mL
Processing Instructions
Allow complete clotting of red blood cells (up to 1 hour), then separate serum from cells within 30 minutes and freeze immediately. Transport 1 mL serum. (Min: 0.5 mL) If ordered in conjunction with a C1q Binding Assay, transfer TWO (2) 1 mL aliquots of serum to individual ARUP Standard Transport Tubes.
Included Tests
Circulating Immune Complex, C3 Fragments
CPT Codes
86332
Revised
05-30-23
Initials
PXT