Acute aortic regurgitation pearls: 1. Most common cause is infective endocarditis 2. Also consider thoracic aortic dissection (chest pain plus new diastolic murmur) 3. Is the most common post-traumatic valvulopathy (chest trauma plus new diastolic murmur) 4. Presentation: diastolic decrescendo murmur at upper sternal border, may radiate to neck, hypotension, pulmonary edema 5. Treatment: get them to the OR! in the meantime, use vasopressors to support BP and afterload reduction to improve the pulmonary edema
