Presentation
Syncope.
Patient Data
Age: 50 years
Gender: Female
From the case:
Internal carotid artery aneurysm
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CT head normal, except for fullness in left cavernous sinus, with bone remodeling of sphenoid sinus and truncation of left anterior clinoid process - suspected internal carotid artery aneurysm.
The patient was returned for a CT angioraphy.
From the case:
Internal carotid artery aneurysm
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Saccular aneurysm 10 mm in maximal diameter and 18 mm in length, arising from the C4 (cavenous) segment of the left internal carotid artery.
Case Discussion
Luckily, the radiologist identified a bulge in the left cavernous sinus on non-contrast CT and raised the suspicion of an aneurysm, which was verified on CTA.