Objictive:To understand the clinical manifestation of severe acute respiratory syndrome(SARS)and explore its effective treatment with integrative Chinese and western medicine(ICWM).Methods:The data of patients,whose diagnosis of SARS had been confirmed were summarized and ana-lyzed,and clinical observation was conducted when the patients were treated with ICWM.Results:In theearly stage of the 42 patients,the symptoms revealed were fever in 100％ of SARS patients,headache in92.9％,aversion to cold in 76.2％,chest stuffiness in 76.2％,cough in 73.8％and myalgia in 88.1％;Pulmonary lesion Involves ≥3 lobes in 42.9％,2 lobes in 47.6％ and 1 lobe in 9.5％;61.9％ of themshowed liver function abnormality(increase of ALT or AST),47.6％ showed elevated myocardial enzyme(CK or CK-MB),0.48％ showed an inclination of renal function(higher of BUN or Cr);in their T lym-Phocyte subsets,91.2％(31/34 Patients)had lowered CD_3 and 76.5％(26/34 Patients)lowered CD_4/CD_8ratio.In the mid-late stage,the symptoms were lass Objictive: To understand the clinical manifestation of severe acute respiratory syndrome (SARS) and explore its effective treatment with integrative Chinese and western medicine (ICWM). Methods: The data of patients, whose diagnosis of SARS had been confirmed were summarized and ana-lyzed , and clinical observation was conducted when the patients were treated with ICWM. Results: In the stage of the 42 patients, the symptoms revealed were fever in 100% of SARS patients, headache in 92.9%, aversion to cold in 76.2%, chest stuffiness in 76.2%, cough in 73.8% and myalgia in 88.1%; Pulmonary lesion Involves ≧ 3 lobes in 42.9%, 2 lobes in 47.6% and 1 lobe in 9.5%; 61.9% of the mshowed liver function abnormality (increase of ALT or AST 0.48% showed an inclination of renal function (higher of BUN or Cr); in their T lym-Phocyte subsets, 91.2% (31 of 34 patients) CD_3 and 76.5% (26/34 Patients) lower CD_4 / CD_8ratio. In the mid-l ate stage, the symptoms were lass