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MA Khan等进行了一项前瞻性研究,对施行心导管检查可疑的冠状动脉疾病患者,评价其心电图正常是否能确定左室功能良好而不需做常规左室造影。 作者们对连续的391例可疑冠状动脉疾病患者进行心电图。冠脉血管造影和左室造影检查,对象不包括心律失常和非冠状动脉疾病的心脏病患者
MA Khan et al. Conducted a prospective study to assess whether patients with suspected coronary heart disease who underwent cardiac catheterization had normal left ventricular function with normal left ventricular function without routine left ventricular angiography. The authors performed electrocardiograms on a consecutive series of 391 patients with suspected coronary artery disease. Coronary angiography and left ventricular angiography, the object does not include arrhythmia and non-coronary heart disease in patients with heart disease