MRI showing a venous infarct in the parasagittal area on the right and enhancement around the thrombus in the superior sagittal sinus (T1-weighted image with contrast, coronal view). MRI showing a venous infarct in the parasagittal area on the right and enhancement around the thrombus in the superior sagittal sinus (T1-weighted image with contrast, coronal view) Holger Allroggen, and Richard J Abbott Postgrad Med J 2000;76:12-15 Copyright © The Fellowship of Postgraduate Medicine. All rights reserved.