RESUMO
The authors report a case of ruptured large saccular aneurysm of anterior ethmoidal artery, ethmoidal artery associated with anatomically related arteriovenous malformation(AVM). The patient was a 49-year-male who presented with severe headache followed by deteriorated consciousness. Computerized tomography and Magnetic resonance imaging revealed intracerebral hemorrhage in left the frontal lobe and intraventricular hemorrhage and contrast enhancing ring-like mass in the frontobasal area. The cerbral angiography showed anterior ethmoidal artery aneurysm with abnormal vascularity in arterial phase. The patient was treated successfully by clipping of the aneurysm and removing of AVM, Among the reference, I have reviewed this paper is the first case report on the anterior ethmoidal artery aneurysm associated with AVM.
