1、流行病学史1.1发病前2周曾密切接触过同类病人或者有明确的传染给他人的证据。1.2生活在流行区或发病前2周到过非典型肺炎正在流行的地区。2.症状与体征有发热(>38℃)和下列一项或一项以上症状;咳嗽、呼吸加通、气促、呼吸窘迫综合症、肺部罗音、肺实变体征。3.实验室检查 1, the history of epidemiology 1.1 1.1 weeks before the onset of close contact with similar patients or have clear evidence of infection to others. 1.2 Living in endemic areas or 2 weeks prior to onset To the area where SARS is endemic. 2. Symptoms and signs of fever (> 38 ℃) and one or more of the following symptoms; cough, breath plus, shortness of breath, respiratory distress syndrome, pulmonary rales, signs of lung consolidation. Laboratory tests