title: The investigation and differential diagnosis of a 66-year-old woman with progressive neurological impairment.
mesh_terms: D000368:Aged; D001921:Brain / Q000473:pathology*; D001927:Brain Diseases / Q000473:pathology*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000473:pathology*