RT Journal Article SR Electronic T1 Angiofibroma confined to the pterygoid muscle region: CT and MR demonstration. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 374 OP 376 VO 17 IS 2 A1 Seo, C S A1 Han, M H A1 Chang, K H A1 Yeon, K M YR 1996 UL http://www.ajnr.org/content/17/2/374.abstract AB We report a case of angiofibroma confined to the pterygoid muscle plane without involvement of the sphenopalatine foramen or nasopharynx. The lesion was demonstrated on CT, MR, and angiography with typical findings of a hypervascular mass and was surgically resected after embolization.