頁籤選單縮合
題 名 | Development of a True Aneurysm from Infundibular Dilatation of the Posterior Communicating Artery: A Case Report and Review of Literature |
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作 者 | Su,Thung-ming; Lui,Chun-chung; Lee,Tao-chen; Liang,Cheng-loong; | 書刊名 | Acta Neurologica Taiwanica |
卷 期 | 8:3 1999.09[民88.09] |
頁 次 | 頁178-182 |
分類號 | 416.263 |
關鍵詞 | Aneurysm; Infundibular dilatation; Posterior communicating artery; |
語 文 | 英文(English) |
英文摘要 | A small funnel-shaped dilatation known as infundibular dilatation (ID) is frequently seen at the origin of the posterior communicating artery (PCoA)from the internal carotid artery (ICA). Differentiation of an ID from an aneurysm may be difficult if the PCoA does not fill. It remains controversial whether an ID is a pre-aneurysmal lesion. We experienced a case of subarachnoid hemorrhage due to a ruptured right PCoA aneurysm that had developed at the site of a previously known ID in a 43-year-old female patient. Tracing back her history, she underwent a craniotomyfor clipping of a left ICA aneurysm at the junction of the PCoA 10 years ago. At that time, cerebral angiography also revealed an ID of the right PCoA in addition to the symptomatic aneurysm. To our knowledge, this is the 12th case report of an aneurysm developing from the ID of the PCoA. It stresses the fact that an ID of the PCoA can transform into an aneurysm within a period of time. Serial investigations may be necessary in certain ID cases to detect aneurysm formation and provide prompt treatment. |
本系統中英文摘要資訊取自各篇刊載內容。