A 32-year-old woman presented with right-sided visual loss, hearing loss and diffuse headache. Examination confirmed CN-II, V1/2, and VIII neuropathies. MRI showed an infiltrative skull-base process involving the pachymeninges. Serology and histopathology confirmed idiopathic hypertrophic pachymeningitis.
Keywords: MRI; biopsy; corticosteroids; cranial neuropathy; hearing-loss; idiopathic hypertrophic pachymeningitis; optic neuropathy; skull base.
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