CT
Vein of Gallen aneurysmal malformation - choroidal type, with multiple tortuous dilated feeding arteries of the posterior choroidal arteries, branches of the posterior cerebral arteries, thalamic perforators, and pericallosal arteries with draining veins in keeping with arteriovenous malformation.
Secondary venous congestion of the bilateral cavernous sinus (L>R), ophthalmic veins, and tributaries of the bilateral external jugular vein.
Gyral calcifications indicate diffuse cortical laminar necrosis and collapsed ventricles with a right-sided VP shunt in the setting of global brain atrophy.