Primary malignant melanomatosis of leptomeninges.
D000328:Adult; D000368:Aged; D001037:Aphasia / Q000209:etiology; D001099:Arachnoid; D001932:Brain Neoplasms / Q000473:pathology*; D004569:Electroencephalography; D005260:Female; D006801:Humans; D008297:Male; D008545:Melanoma / Q000473:pathology*; D010841:Pia Mater; D013120:Spinal Cord Neoplasms / Q000473:pathology*