1. to acquire by force of arms; win in war: to conquer a foreign land. 2. to overcome by force; subdue; vanquish: to conquer an enemy. 3. to gain or win by effort, personal appeal, etc.: conquered the hearts of the audience. 4. to gain a victory over; surmount; master; overcome: to conquer one's fear.
1 If your heart isn't working efficiently, you may feel aortic regurgitation symptoms including fatigue and short of breath.  Aortic regurgitation can develop suddenly or over decades. It has a variety of causes, such as rheumatic fever or infection.
If the dissection involves the aortic root, commissural involvement of the aortic valve can lead to aortic regurgitation. Dilation of the root and aortic annulus, without leaflet involvement, can also lead to aortic valve regurgitation. A diastolic murmur is evident in these cases.