A 65-year-old female was referred to Kyoto Pref ectural University of Medicine with a tumorous lesion revealed by nasopharyngeal fiberscopy on June 7th, 1999. Angiography of the carotid artery revealed a large aneurysm in parapharyngeal space that resulted in right otitis media with effusion. Ligation and embolization with GDcoil of the aneurysm was performed by the Neurosurgery Department of Kyoto Pref ectural University of Medicine.
Interventional radiology was useful for treating a case of aneurysm in the Parapharyngeal space.