What is the main cause of aortic stenosis?

Related questions

1. Can aortic stenosis cause sudden death?
2. How serious is aortic stenosis?
3. Does aortic stenosis cause tiredness?
4. How long can you live after heart valve replacement?
5. Is aortic stenosis fatal?
6. How long will a Tavr last?
7. What happens when you have aortic stenosis?
8. How long does it take to recover from Tavr?
9. Can aortic stenosis be cured?
10. Can aortic stenosis go away?

Tags

1. #stenosis
2. #leading
3. #aortic
4. #heart
5. #chest
6. #failure
7. #caused
8. #rheumatic
9. #bicuspid
10. #scarred
11. #elderly
12. #cause
13. #fainting
14. #valve
15. #shortness
16. #fever
17. #breath
18. #wearing
19. #congenital