78-year-old with history of lung cancer and progressive, bilateral abducens palsy from dural metastases

(A) Postcontrast T1-weighted axial MRI at the level of the midpons shows bilateral, nodular dural-based masses (arrows).

(B) A magnified image at the level of the upper pons shows enhancing dural-based masses at Dorello canal (thick arrows).

MRI: magnetic resonance imaging.

Courtesy of Glenn A Tung, MD, FACR.

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