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Enhancement of the distal labyrinthine segment of the right facial nerve, suggestive of facial nerve neuritis

MRI in a 51-year-old woman with neurosarcoidosis who presented with acute cranial nerve polyneuropathy involving the facial (VII), oculomotor (III), and trigeminal (V) nerves, accompanied by systemic constitutional symptoms, including weight loss and fatigue. Axial MRI diffusion-weighted image showing increased enhancement of the distal labyrinthine segment of the right facial nerve, suggestive of facial nerve neuritis (small green arrow). (From: Beggerow R, De Silva M, Wijeratne T. Neurosarcoidosis with cranial nerve polyneuropathy: a case report highlighting the potential role of serial systemic immune-inflammatory indices [SSIIi]. Cureus 2025;17[7]:e87926. Creative Commons Attribution 4.0 International [CC BY 4.0] license, creativecommons.org/licenses/by/4.0.)

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