Cavernous sinus aneurysm (dilation)

About Cavernous sinus aneurysm (dilation)

An arterial expansion in the cavernous sinus. The cavernous sinus is one of the venous channels draining blood away from the brain. The carotid artery and cranial nerves pass through this sinus. The cavernous sinus is located at the base of the skull, behind the eyes. An aneurysm (arterial expansion) in the sinus can cause visual problems and headache; if it ruptures, the affected individual may have a red, bulging eye.

Symptoms

Headache, visual problems, seizures, weakness.

Tests & Diagnostics

A history and physical exam will be performed. Additional tests include: CT scan, MRI and/or angiography.

Common tests: CT Scan, MRI.

Conventional treatment summary

Treatment may not be necessary but if enlarging or causing symptoms, surgery and/or catheter embolization may be recommended.

Medical specialties

Neurosurgery · Pediatric Neurosurgery

This page is educational content, not medical advice. Always consult a qualified clinician for diagnosis and treatment of Cavernous sinus aneurysm (dilation).