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MRA的临床表现。MRA可理解为类风湿性关节炎(RA)时出现的脉管炎。在符合RA诊断标准的基础上加上脉管炎的几项表现,即可诊断为MRA。MRA可分为呈现全身性动脉炎的Bevans型和发生四肢末梢动脉炎的Bywater型。MRA受损的血管是中小动脉。在诊断上经病理检查证明血管炎的存在是重要的。临床可见皮肤红斑、出血
MRA clinical manifestations. MRA can be understood as rheumatoid arthritis (RA) occurs when vasculitis. In line with RA diagnostic criteria based on the addition of several symptoms of vasculitis, you can diagnose MRA. MRA can be divided into Bevans type of systemic arteritis and Bywater type of peripheral arteritis. MRA damaged blood vessels are small and medium arteries. It is important to diagnose the presence of vasculitis by pathological examination. Clinical skin erythema, bleeding