Brainstem venous congestion due to a direct carotid-cavernous fistula: Case report.

A 50-year-old male patient who, after 3 months of cranial brain trauma, presented proptosis, chemosis and exophthalmos in the left eye. Subsequently, dysmetria develops in the left extremities and right hemiparesis. The diagnosis of carotid-cavernous fistula (FCC) associated with hyperintensity of signal in FLAIR and diffuse contrast uptake at the level of the pseudo tumoral protuberance and cerebellar peduncle was established.