title: Cauda-filar paraganglioma with 'silk cocoon' appearance on spinal angiography.
abstract: 'Silk cocoon' appearance on spinal angiography is pathognomonic to differentiate paragangliomas from several vascular tumors and malformations of cauda-filar region.
authors.affiliation: Department of Neurosurgery, Hacettepe University, Faculty of Medicine, Ankara, Turkey.
authors.forename: G
authors.initials: G
authors.lastname: Bozkurt
authors.forename: I M
authors.initials: IM
authors.lastname: Ziyal
authors.forename: A
authors.initials: A
authors.lastname: Akbay
authors.forename: D
authors.initials: D
authors.lastname: Dal
authors.forename: B
authors.initials: B
authors.lastname: Can
authors.forename: O E
authors.initials: OE
authors.lastname: Ozcan
mesh_terms: D002420:Cauda Equina; D006801:Humans; D008297:Male; D008875:Middle Aged; D010235:Paraganglioma / Q000000981:diagnostic imaging* / Q000473:pathology / Q000601:surgery; D010524:Peripheral Nervous System Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology / Q000601:surgery; D011859:Radiography