the space between the superior aspect of each cusp of the aortic valve and the dilated portion of the wall of the ascending aorta, immediately above each cusp. Syn: sinus aortae [NA], Petit’s sinus, Valsalva’s sinus.
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the space between the superior aspect of each cusp of the aortic valve and the dilated portion of the wall of the ascending aorta, immediately above each cusp. Syn: sinus aortae [NA], Petit’s sinus, Valsalva’s sinus.