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患者,女,69岁。主因间断发作心前区不适10年、加重15d入院。入院后心脏超声多普勒检查示冠心病,左室舒张功能不全。心电图可见前壁导联普遍的T波倒置(V1～6)。因持续有劳累后心绞痛症状,遂行冠状动脉(冠脉)造影检查。术中常规采用F6JL4和JR4造影管,左冠脉造影显示左回旋支缺如(
Patient, female, 69 years old. The main disrupted because of intermittent discomfort 10 years ago, increased 15d admission. After admission, cardiac Doppler ultrasound showed coronary heart disease, left ventricular diastolic dysfunction. ECG shows the anterior wall leads the general T wave inversion (V1 ~ 6). Due to persistent exertion of angina pectoris, coronary artery (coronary) imaging. Intraoperative routine use of F6JL4 and JR4 contrast tube, left coronary angiography showed left circumflex branch as (