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What is Subaoic stenosis is not associated with? and explain in detail?
Subvalvular aoic stenosis (AS) is a rare congenital hea defect in which the left ventricle is narrowed below the level of the aoic valve resulting in obstruction to blood flow out of the hea. The condition is also known as subaoic stenosis. Aoic stenosis can be caused by congenital bicuspid aoic valve, scarred aoic valve of rheumatic fever, and wearing of aoic valve in the elderly. Aoic stenosis can cause chest pain, fainting, and hea failure leading to shoness of breath. Ref Davidson 23rd edition pg 456