Serum IgG antibodies to C1q in hypocomplementemic urticarial vasculitis syndrome

Key Findings

• ●Identified that C1q precipitins in HUVS sera are IgG autoantibodies targeting the collagen-like region of C1q
• ●Established anti-C1q antibodies as the hallmark serologic marker of HUVS

Referenced in (1 disease)