Saccular and fusiform internal carotid artery aneurysms

Case contributed by Ahmed Abdrabou
Diagnosis certain


Headache and blurring of vision of 2 months duration

Patient Data

Age: 49 years old
Gender: Female

Two aneurysms are seen at left internal carotid artery. The first aneurysm is fusiform involving the petrous part of left ICA and the 2nd one is saccular aneurysm arises from the cavernous portion of the left ICA. They appear as hypointense well defined rounded or oval structures with enhancement after contrast.

Dashed white arrow refer to the saccular aneurysm from the cavernous ICA. 
Solid white arrow refer to fusiform aneurysm of petrous ICA.

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