RT Journal Article SR Electronic T1 Pseudopathologic Brain Parenchymal Enhancement due to Venous Reflux from Left-Sided Injection and Brachiocephalic Vein Narrowing JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 86 OP 87 DO 10.3174/ajnr.A1688 VO 31 IS 1 A1 Chen, J.Y. A1 Mamourian, A.C. A1 Messe, S.R. A1 Wolf, R.L. YR 2010 UL http://www.ajnr.org/content/31/1/86.abstract AB SUMMARY: In this report, we present a case of a patient with CT angiographic artifacts related to left-sided venous injection resulting in a striking pattern of enhancement simulating vascular abnormalities, which prompted additional diagnostic imaging. To our knowledge, no similar case has been reported in the published literature to date.