Ethmoidal dural AVF, with feeders coming off:
- bilateral ophthalmic arteries
- bilateral external carotid arteries most likely from the ethmoidal and nasal cavity branches coming off the internal maxillary arteries
Venous varicosity noted, with a large varix measuring approximately 12 mm x 8 mm.
Venous drainage noted into the rostral part of the superior sagittal sinus.
No further abnormality is identified.