结节性多动脉炎(polyarteritis nodosa)又称结节性动脉周围炎,多数学者认为本病属于免疾复合物病(Ⅲ型免疫反应),常累及多个器官或系统的中、小动脉,以坏死性血管炎为主要表现的全身性疾病。本病虽然并不多见,由于进展迅速,病情严重,在诸风湿性疾病中属预后最差者,从而引起临床重视。 Polyarteritis nodosa, also known as nodular periarteritis, most scholars believe that the disease is immune-refractory complex disease (type III immune response), often involving multiple organs or system of small and medium-sized arteries, A systemic disease characterized by necrotizing vasculitis. Although the disease is rare, due to rapid progress, serious condition, the worst prognosis in rheumatic diseases, which led to clinical attention.