atresis of aortic valve

例句：

1. 1. The patient's heart atresia is a rare condition that requires immediate medical attention.
   患者的心脏退行性变是一种罕见的状况，需要立即医疗关注。
2. 2. The study found that the atresia in the arteries could lead to strokes and other serious health issues.
   研究发现，动脉的退行性变可能导致中风和其他严重的健康问题。
3. 3.The researcher proposed a new treatment for this atresia, hoping to improve the patient's quality of life.
   研究者提出了一种新的治疗方式，希望改善患者的生活品质。