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Optic nerve meningioma

Case contributed by Sergey Kitaev
Diagnosis almost certain

Presentation

Visual loss and discomfort in the left eye

Patient Data

Age: 25 years
Gender: Female
mri

The left optic nerve is entrapped by the homogeneous, slightly hyperintense on T2WI tissue, which strongly enhances on T1+C fat saturated series. The globe, extraocular muscles, lacrimal gland and retrobulbar tissue are normal.

Case Discussion

The enhanced tumor surrounds the nonenhanced left optic nerve and results in Tram-track sign (orbit) on the axial images.

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