CT Diagnosis of Arteriovenous Fistula in Cavernous Sinus

<b<Objective</b< To evalute the clinical application of CT diagnosis of arteriovenous fistula in cavernous sinus. <b<Methods</b< CT scanning and enhanced CT scanning of the orbit. <b<Results</b< The enlarged cavernous sinus and the enlarged superior ophthalmic vein appear distinctly in the same plane,that is the characteristic appearance of arteriovenous fistula in cavernous sinus. <b<Conclusions</b< CT diagnosis of arteriovenous fistula in cavernous sinus is a simple and economic method. It should be the first choice in the radiological diagnosis of arteriovenous fistula in cavernous sinus.