intraatrial heart block

例句：

1. 1. He was diagnosed with intraatrial heart block and required immediate treatment.
   他被诊断出有心房内传导阻滞，需要立即治疗。
2. 2. The patient's condition worsened, and he needed to be transferred to the intensive care unit for intraatrial heart block treatment.
   患者的病情恶化，需要被转移到重症监护室接受心房内传导阻滞治疗。
3. 3. The doctor explained that the patient's symptoms were caused by intraatrial heart block and advised him to follow ahealthy lifestyle.
   医生解释说，患者的这些症状是由于心房内传导阻滞引起的，并建议他保持健康的生活方式。