<prompt> Pulsatile exopthalmus is seen inWyburn Mason syndromeCaroticocavernous fistulaBothNone of the above  <response>: Wyburn Mason syndromeCerebrofacial aeriovenous metameric syndrome CAMSis Retinocephalic vascular Malformation with po-wine stain, pulsatile exophthalmos, and seizures. Carotico Cavernous fistulas with basal skull fractures also show pulsatile exophthalmos with a prominent superior ophthalmic vein. MRI axial image showing proptosis of right eye ball with prominent superior opthalmic vein arrow as seen in Coratico-cavernous fistula. 