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Last Updated: March 25, 2020


In 1979, the author introduced three rules related to the anatomy of saccular aneurysms that should be considered when planning the operative approach to these lesions (18). These three aspects of anatomy are reviewed in this chapter in relation to each of the common aneurysm sites. First, these aneurysms arise at a branching site on the parent artery. This site may be formed either by the origin of a side branch from the parent artery, such as the...