TY - JOUR T1 - Cerebral amyloid angiopathy presenting as a brain mass. JF - American Journal of Neuroradiology JO - Am. J. Neuroradiol. SP - 911 LP - 915 VL - 16 IS - 4 AU - A K Osumi AU - R D Tien AU - G J Felsberg AU - M Rosenbloom Y1 - 1995/04/01 UR - http://www.ajnr.org/content/16/4/911.abstract N2 - The MR images of a patient with cerebral amyloid angiopathy (a localized vascular deposition of amyloid without evidence of systemic amyloidosis) showed an extensive right temporoparietal lobe mass with frontal lobe extension that was slightly hypointense on T1-weighted images and heterogeneously hyperintense on T2-weighted images. No contrast enhancement was identified on MR imaging. ER -