TY - JOUR T1 - Subcortical Calcification on CT in Dural Arteriovenous Fistula with Cortical Venous Reflux JF - American Journal of Neuroradiology JO - Am. J. Neuroradiol. SP - 1076 LP - 1078 VL - 27 IS - 5 AU - T. Metoki AU - S. Mugikura AU - S. Higano AU - M. Ezura AU - Y. Matsumoto AU - K. Hirayama AU - S. Takahashi Y1 - 2006/05/01 UR - http://www.ajnr.org/content/27/5/1076.abstract N2 - SUMMARY: We report 3 cases of dural arteriovenous fistula (dAVF) with cortical venous reflux (CVR) presenting calcification in the cortico-medullary junction at the bottom of cerebral sulci on unenhanced CT. This likely results from chronic venous congestion with resulting impaired perfusion of the involved parenchyma. dAVF with CVR, which is known to have poor prognosis without treatment, should be included in the differential diagnosis of subcortical calcification on CT. ER -