Assay

C1q antibodies

Key Words

C1q antibodies

Specimen Collection

2mL Serum (brown).

Turnaround time

10 days

Protein Reference Unit & Immunology Department
Laboratory Medicine Building
North Lane
Northern General Hospital
Herries Road
SHEFFIELD
S5 7AU                                                                                                                                                                                 Tel: 0114 271 5552                                                                                                                                                                                Fax: 0114 261 9721

Test indications

Antibodies against the first component of the classical pathway, C1q, are seen in some forms of systemic lupus erythematosus, and in hypocomplementaemic urticarial vasculitis. It is not generally useful in patients with normal C3, C4 levels.

Methodology

Contact referral centre

Interferences

Contact referral centre

Reference Range

Contact referral centre

Analytical error

Contact referral centre

Reference change value

N/A