Definition of "leptomeningitis" []

• Inflammation of the leptomeninges (noun)

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• "There was also a chronic leptomeningitis, with numerous streaks and flecks along the sulci, especially in the frontal region."
• "At the autopsy are found hyperemia of the arachnoid, and slight chronic leptomeningitis and pachymeningitis."
• "On removing the bones of the skull the brain appears to be normal macroscopically in a few instances, but in most cases the veins and capillaries of the meninges of the cerebrum, cerebellum, and occasionally the medulla is distinctly dilated and engorged, and in a few cases there are pronounced lesions of a leptomeningitis."