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We describe the case of a 73-year-old woman presenting with headaches, confusion, and vision disturbances. Brain MRI showed a large T2-hyperintense lesion in the right temporo-occipital region with vasogenic edema and leptomeningeal enhancement. A leptomeningeal biopsy was performed, which led to a definitive diagnosis.
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Rohm et al. (2024) studied this question.
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