Conclusion: Angina pectoris and insufficient coronary blood supply showed in ECG provide important value in diagnosis of CAD.

结论：临床上有心绞痛、ECG冠状动脉供血不足在诊断冠心病中有重要的价值。

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The coronary arteries supply blood to heart muscle. Unhealthy coronary arteries make heart attacks more likely, and high cholesterol is a risk factor for coronary artery disease.

冠状动脉给心脏肌肉供给血液。不健康的冠状动脉会导致心脏病发作，高胆固醇是冠状动脉疾病的危险因子。

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Myocardial infarction(or myocardial infarction ):Death of a section of heart muscle when its blood supply is cut off, usually by a blood clot in a coronary artery narrowed by atherosclerosis.

心肌梗塞：一部分心脏肌肉因其血液供应中断而死亡，通常是动脉硬化造成冠状动脉狭窄处形成血栓。

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The participants in Dr Bolli's study were 23 unfortunates who had each had at least one heart attack in the past, and were thus lined up for coronary-bypass surgery, in which the furred-up blood supply to the heart is replaced with an alternative artery crafted from a blood vessel taken from elsewhere usually the leg.

ECONOMIST: Stem cells and medicine: Repairing broken hearts | The