1病历资料患者男,17岁,2012-01-05因“发热、腹胀1周”入院。患者近1周无明显诱因出现发热,体温波动在38℃左右,无畏寒、寒战,无咳嗽、咳痰、咯血、胸闷症状,腹胀呈进行性加重,伴纳差,无腹痛、腹泻、恶心、呕吐、黑便,病程中无胸痛及骨关节疼痛。既往无肺结核、肝炎等慢性疾病史,无血吸虫病史。体格检查:体温38.2℃,重度贫血貌,皮肤未见出血点、瘀斑及皮疹,浅表淋巴结未及肿大,胸骨无压痛,双肺呼 1 patient information patient male, 17 years old, 2012-01-05 because of “fever, bloating 1 week ” admission. No fever, fever, no cough, sputum, hemoptysis, chest tightness, bloating were progressive aggravated, with anorexia, no abdominal pain, diarrhea, nausea, Vomiting, melena, no chest pain and bone and joint pain in the course of the disease. No past history of tuberculosis, hepatitis and other chronic diseases, no history of schistosomiasis. Physical examination: body temperature 38.2 ℃, severe anemia appearance, no bleeding spots on the skin, ecchymosis and rash, superficial lymph nodes without enlargement, sternal no tenderness,