患者,女,39岁,因反复发热2月,于2009年10月9日入院。患者约2月前无诱因下,出现发热症状,偶咳,少量白痰,最高体温38.5℃,但无畏寒、胸闷、胸痛、咯血、盗汗等症状。曾查胸片提示:两下肺纹理增粗。心彩超:二尖瓣关闭不全(后叶脱垂),我院间断予阿奇霉素、青霉素等治疗无效,于2009年9月28日至上海中山医院血培养:“草绿色链 The patient, female, 39 years old, was admitted to hospital on October 9, 2009 due to repeated fever in February. About 2 months before the patient had no incentive, fever, cough, a small amount of white sputum, the maximum body temperature 38.5 ℃, but no chills, chest tightness, chest pain, hemoptysis, night sweats and other symptoms. Check the chest X-ray tips: two lungs texture thickening. Heart Super: mitral regurgitation (posterior lobe prolapse), our hospital off to azithromycin, penicillin and other treatment is invalid, in September 28, 2009 to Shanghai Zhongshan Hospital Blood Culture: ”grass green chain