An aneurysm is classically an abnormal area of dilation in the wall of an artery (but also can affect veins and the heart). A true aneurysm involves all three layers at an antery.
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.