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传染性非典型肺炎 (SARS)患者具有许多特征性的临床表现 ,如高热、全身中毒症状起病 ,发病后血循环中的淋巴细胞绝对数量随病情加重而显著下降 ,血清免疫球蛋白IgG和IgA含量进行性降低以及年长患者重症SARS发生率及病死率较高等特点[1] 。SARS可能是一种由病毒“超抗原”引起的
Infectious atypical pneumonia (SARS) patients have many characteristic clinical manifestations, such as fever, the onset of systemic symptoms, the absolute number of lymphocytes in the blood circulation after the onset of a significant decline with the increase of the disease, serum immunoglobulin IgG and IgA levels Progressive reduction and elderly patients with severe SARS incidence and mortality characteristics higher [1]. SARS may be caused by a virus “superantigen”