Immune Complex Detection by C1q Binding

Message
This test is currently only available in BHS CPRS. If you are a Bedford provider and wish to see this test offered in Bedford CPRS- please contact the Bedford Laboratory.

Testing performed at Quest Diagnostics.


Test Code
IMMUNE COMPLEX C1q (O)


CPT Codes
86332

Preferred Specimen
1 mL serum collected in a red-top tube (no gel)


Minimum Volume
0.2 mL


Transport Container
Plastic screw-cap vial


Transport Temperature
Frozen -70° C


Specimen Stability
Room temperature: Unacceptable
Refrigerated: 48 hours
Frozen -70°C: 1 year


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Received refrigerated • Serum separator tube • Plasma • Grossly lipemic • Gross hemolysis • Grossly Icteric


Methodology
Enzyme Linked Immunosorbent Immunoassay (ELISA)

Setup Schedule
Set up: Mon, Thurs; Report available: 2-7 days


Reference Range
≤25.1 mcg Eq/mL


Clinical Significance
Assay detects circulating immune complexes, which are capable of activating the classical complement pathway.



Last Updated: September 20, 2014


The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.