病例:患者,男性,28岁,因咳嗽、胸闷伴低热1周来我院就诊。体格检查示,血压130/70 mm Hg,心率78次/分,体温36.7℃。心电图提示“窦性心率,左心室高电压”。腹部超声检查结果示,肝、胆、脾、胰、肾脏未见异常;左、右锁骨上均探及数个低回声区,边界清,外形规则,较大的一个约18 mm×8 mm;彩色多普勒(CDFI)探及血流信号。经胸心脏 Case: patients, men, 28 years old, due to cough, chest tightness with fever for 1 week to our hospital. Physical examination showed that blood pressure 130/70 mm Hg, heart rate 78 beats / min, body temperature 36.7 ℃. ECG tips “sinus heart rate, left ventricular high voltage ”. Abdominal ultrasonography showed no abnormalities in liver, gallbladder, spleen, pancreas and kidney. The left and right clavicles were probed with several hypoechoic areas with clear boundaries and a regular shape with a larger diameter of about 18 mm × 8 mm. Color Doppler (CDFI) exploration and blood flow signals. Trans-thoracic heart