Acute aortic regurgitation
Less common causes
Supravalvular aortic stenosis
Infective endocarditis
Hypertensive emergency
Prosthetic valve dysfunction
Rheumatic fever
Thoracic aortic dissection
Uncommon causes
Complication of balloon aortic valvuloplasty
Traumatic disruption of the aortic valve
Ruptured sinus of Valsalva aneurysm