Aortic Valve

Definition 1

A valve that is located between and controls the flow of blood from the left ventricle of the heart and the aorta. (NCI Thesaurus)

Definition 2

The valve between the left ventricle and the ascending aorta which prevents backflow into the left ventricle. (NLM, Medical Subject Headings)

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Aortic Stenosis

Narrowing of the orifice of the aortic valve or of the supravalvular or subvalvular regions.

Aortic Segment

Any portion of the aorta including the ascending and descending aorta, and aortic arch or a portion of the aortic orifice of…

Aortic Opening

The opening in the diaphragm that allows for passage of the descending aorta.

Aortic Injury

Damage to the aorta from traumatic or pathologic processes.

Aortic Dissection

A progressive tear in the aorta characterized by a separation of the media layer from the outer-most layer.

Aortic Coarctation

Congenital narrowing of a segment of the aorta. Signs and symptoms include hypertension, muscle weakness, shortness of breath, headaches and leg…