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A 32 year-old man presented with a history of headaches and a normal neurologic exam.
CT scan with contrast (left); Internal Carotid Angiogram - AP (middle) and Lateral (right). The angiogram and CT demonstrate an aneurysm on arising from the junction of the carotid artery and the ophthalmic artery. Most aneurysms are thought to be congenital or development. They usually occur at major arterial bifurcations. Usually, they are symptomatic until either they bleed or enlarge and create a mass effect on nearby structures.
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