If left untreated, a hardened aortic valve can result in heart failure or sudden cardiac death, according to the hospital.

医院表示如果心脏主动脉瓣硬化之后不及时治疗，会导致心脏衰竭或心脏性猝死。

youdao

Methods: 126 patients with acute left heart failure patients to take seats quickly to correct hypoxia, sedation, asthma, cardiac, diuretic, expansion tubes, first aid measures.

方法：对126例急性左心衰竭患者迅速给予取坐位、纠正缺氧、镇静、平喘、强心、利尿、扩管等院前急救措施。

youdao

Conclusion The serum BNP in chronic heart failure patients is correlated with left cardiac function, LVEDD and RVEDD as well.

结论在慢性心功能不全的患者，血浆中BNP除与左心功能、LVEDD相关外，与RVEDD也有明显的正相关性。

youdao