TY - JOUR T1 - Primary angiitis of the central nervous system: unusual MR appearance. JF - American Journal of Neuroradiology JO - Am. J. Neuroradiol. SP - 331 LP - 334 VL - 15 IS - 2 AU - E I Shoemaker AU - Z S Lin AU - A D Rae-Grant AU - B Little Y1 - 1994/02/01 UR - http://www.ajnr.org/content/15/2/331.abstract N2 - The MR findings of a biopsy-proved case of primary angiitis of the central nervous system are described and compared with previously reported cases. Multiple punctate and linear areas of gadopentetate dimeglumine enhancement were present in the brain stem and white matter and appear to correspond to the inflammatory reaction of the small perforating vessels and perivascular tissues seen in the pathologic specimen. ER -