title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 16-1986. A 79-year-old woman with a progressive neurologic disorder of 12 years' duration.
mesh_terms: D000368:Aged; D001284:Atrophy; D001479:Basal Ganglia / Q000473:pathology*; D003704:Dementia / Q000175:diagnosis / Q000473:pathology*; D003937:Diagnosis, Differential; D005260:Female; D005625:Frontal Lobe / Q000473:pathology*; D006801:Humans; D007968:Leukoencephalopathy, Progressive Multifocal / Q000175:diagnosis; D009474:Neurons / Q000473:pathology; D013378:Substantia Nigra / Q000473:pathology*