心肌梗塞

例句：

1. 1. He was diagnosed with myocardial infarction and underwent emergency surgery.
   他被诊断出心肌梗塞，并接受了紧急手术。
2. 2. The patient's condition worsened after the myocardial infarction, requiring immediate medical attention.
   患者心肌梗塞后病情恶化，需要立即医疗关注。
3. 3. The doctor advised him to take medication and follow a heart-healthy diet to prevent future myocardial infarctions.
   医生建议他服用药物并遵循健康饮食以预防未来的心肌梗塞。