患者,女,30岁.因心悸、气促、双下肢麻木及发热2天入院.10个月来因“结缔组织病”平均每日口服泼尼松30mg.入院体检:T 38.7℃,R22次/min,BP22/l3kPa、满月脸,巩膜无黄染,双瞳孔等大等圆.时光反射存在.颈静脉无怒张,甲状腺无肿大,两肺闻及哮鸣音,心界向左扩大.心尖区Ⅱ级收缩期杂音,心率94次/min,早搏7—9次/min,无心包摩擦音.腹平软,肝脾肋下未触及.双膝以下痛觉减退,肌力Ⅳ级.锥体束征阳性.实验室检查:抗心肌抗体阳性.有关结缔组织疾病检查提示结缔组织病,肝肾功能正常,多次血钾检查均在正常值以下.胸透示两肺纹理增深,二维超声心动图见左室扩大,左室后壁至心尖区7mm液性暗区.心电图遥测示频发室早.临床诊断为:结缔组织病、心包心肌炎、支气管哮喘、末梢神经炎.给予泼尼松(30mg/d)、抗生 Patients, female, 30 years of age due to heart palpitations, shortness of breath, numbness of both lower extremities and fever 2 days admitted .10 months due to “connective tissue disease” on average daily oral prednisone 30mg admission medical examination: T 38.7 ℃, R22 times / min, BP22 / l3kPa, full moon face, scleral no yellow dye, double pupil and other large circle. Time reflection exists. Jugular vein without tension, no swelling of the thyroid, both lungs and wheeze, heart to the left to expand .Apex Ⅱ grade systolic murmur, heart rate 94 beats / min, premature beats 7-9 times / min, no pericardial friction sound .Abdominal flat, liver and spleen ribs not touched .At the knees below the pain, grade Ⅳ. Body beam sign positive. Laboratory tests: anti-myocardial antibodies positive. The examination of connective tissue disease prompted connective tissue disease, liver and kidney function was normal, multiple blood potassium tests were below normal. Dimensional echocardiography, left ventricular enlargement, left ventricular posterior wall to the apical area 7mm liquid dark area. Electrocardiogram telemetry showed frequent room early clinical diagnosis: connective tissue disease, pericardial myocarditis, bronchial asthma, peripheral neuritis given prednisone Song (30mg / d), antibiotic