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C1q Complement

Test Code: 1115

Cpt Code:

86160 (x1)

Clinical Utility

This assay is intended for the quantitative measurement of C1q in human serum as an aid in the diagnosis and treatment of angioedema.


Radial immunodiffusion using calibrators referenced to CRM470. The performance characteristics of this test were determined by Viracor-IBT Laboratories. This test has been cleared or approved for diagnostic use by the U.S. Food and Drug Administration.

Assay Range

2.3-23 mg/dL

Turnaround Time

7 days

Specimen Information

1115 serum - NY approved. 1 mL fresh serum. Ship frozen overnight on dry ice


Specimens are approved for testing in New York only when indicated in the Specimen Information field above.

The CPT codes provided are based on Viracor-IBT's interpretation of the American Medical Association's Current Procedural Terminology (CPT) codes and are provided for general informational purposes only. CPT coding is the sole responsibility of the billing party. Questions regarding coding should be addressed to your local Medicare carrier. Viracor-IBT assumes no responsibility for billing errors due to reliance on the CPT codes illustrated in this material.


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