An Unusual Cause of a Red Eye

A patient presents with chemosis and conjunctival injection. CT shows a dilated superior ophthalmic vein. What is the underlying vascular diagnosis?

Carotid cavernous sinus fistula


What is the diagnosis?

What is the most likely diagnosis?

Anterior uveitis
Carotid cavernous sinus fistula
Graves’ disease
Orbital lymphoma
Scleral rupture

Carotid cavernous sinus fistula, Cavernous sinus, Chemosis, Embolization, Proptosis

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