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临床资料患者,男,55岁。以“心慌1年,间断气促1周”为主诉入院。查体:体温36.8℃,脉搏85次/min,呼吸16次/min,血压125/80 mm Hg。双下肢轻度水肿。心电图示:V3~V6导联T波双相,Ⅱ、Ⅲ、a VF导联T波低平,考虑心肌损伤可能。超声心动图(US)示:右心房外侧壁可见33 mm×45 mm实性高回声团,向腔内凸出,边缘尚清,与心包关系较密切,心房腔内凸出处可及约5.0 mm×4.3 mm低回声附着(图1)。胸部CT示:右侧心房外侧壁处可见一
Clinical data patients, male, 55 years old. To “panic 1 year, intermittent shortness of breath 1 week ” as the main complaint. Examination: body temperature 36.8 ℃, pulse 85 beats / min, breathing 16 times / min, blood pressure 125/80 mm Hg. Lower extremity mild edema. ECG shows: V3 ~ V6 lead T-wave biphasic, Ⅱ, Ⅲ, a VF T-wave low level, taking into account the possibility of myocardial injury. Echocardiography (US) shows that a 33 mm × 45 mm solid hyperechoic mass is visible on the lateral wall of the right atrium, protruding to the interior of the lumen with clear margins and close relationship with the pericardium. The atrium lumen protrudes about 5.0 mm × 4.3 mm hypoechoic attachment (Figure 1). Chest CT showed: the right side of the outer wall of the atrium can be seen