berry aneurysm


ber·​ry aneurysm ˈber-ē- How to pronounce berry aneurysm (audio)
: an aneurysm of a cerebral artery that resembles a berry or sac in shape and typically occurs at an arterial junction in the circle of Willis
The culprit is a berry aneurysm, a slight (one-eighth to one-third of an inch) ballooning of the artery in the circle of Willis …Tony Dajer, Discover

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Cite this Entry

“Berry aneurysm.” Medical Dictionary, Merriam-Webster, Accessed 3 Feb. 2023.

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