Nikolas
Created page with "'''Aortic stenosis''' (AS) refers to narrowing of the aortic valve, resulting in increased pressure load on the left ventricle. AS is mostly a disorder of the elderly (>70 years) men, and it’s the most common valvular disease. Some also have some degree of aortic regurgitation. == Etiology == In most cases, aortic stenosis is a result of dystrophic calcification and degeneration of the aortic valve with age. 1 – 2% of the population ha..."