[Serum complement and immunoglobulins in patients with common migraine].

Research has already been conducted into complement, immunoglobulin, and immune complexes with regard to analogies with allergy mechanisms (in the case of dietary headaches) or with vasculitic alterations. The results showed no complement activation or variation in the immunoglobulin of migraine sufferers during healthy intervals and migraine attacks that in any way support an involvement of the immune system in the pathogenesis of common migraine.