RT Journal Article SR Electronic T1 Predominantly extraaxial astroblastoma: imaging and proton MR spectroscopy features. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 946 OP 950 VO 14 IS 4 A1 J J Baka A1 S C Patel A1 J R Roebuck A1 D O Hearshen YR 1993 UL http://www.ajnr.org/content/14/4/946.abstract AB The CT, angiographic, MR, and proton MR spectroscopy findings in a case of astroblastoma, a rare neoplasm of glial cell origin, are presented. Of particular interest is the predominantly extraaxial location of the tumor. CT and MR demonstrated a complex mass consisting of a solid nodule and a peripheral septated cystic component. The extraaxial nature of the mass was suggested on MR.