Aortic regurgitation

PE- valvular AR(left 3rd intercostal space), root dilation(right 3rd intercostal space) Acute Etiology-  IE, trauma, ascending aortic dissection, syphilis Presentation- Arterial pulsus alternans, Austin-Flint murmur, murmur at the right sternal border(for aortic dissection) Treatment- dobutamine, dopamine, sodium nitroprusside, digoxin, (avoid beta blocker) Chronic Etiology- bicuspid valve, Certain weight loss medications, such as fenfluramine and dexfenfluramine, […]