RT Journal Article SR Electronic T1 Unusual widening of Virchow-Robin spaces: MR appearance. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 1238 OP 1242 VO 16 IS 6 A1 T Ogawa A1 T Okudera A1 H Fukasawa A1 M Hashimoto A1 A Inugami A1 H Fujita A1 J Hatazawa A1 E Shimosegawa A1 K Noguchi A1 K Uemura YR 1995 UL http://www.ajnr.org/content/16/6/1238.abstract AB MR in two patients with unusual widening of the Virchow-Robin spaces showed multiple cystic foci up to 2 cm in diameter along the perforating medullary arteries in the cerebral white matter, mainly in one cerebral hemisphere. These areas were of the same signal intensity as cerebrospinal fluid on all pulse sequences. In one patient, the cystic foci in the white matter were biopsied and histologically confirmed to be large Virchow-Robin spaces.