title: An 85-year-old man with chronic lymphocytic leukemia and altered mental status.
authors.affiliation: Department of Neurology, University of Colorado Health Sciences Center, Denver, CO, USA.
authors.forename: Kenneth L
authors.initials: KL
authors.lastname: Tyler
authors.forename: Allen J
authors.initials: AJ
authors.lastname: Aksamit
authors.forename: B Mark
authors.initials: BM
authors.lastname: Keegan
authors.forename: Joseph E
authors.initials: JE
authors.lastname: Parisi
mesh_terms: D000369:Aged, 80 and over; D006801:Humans; D015451:Leukemia, Lymphocytic, Chronic, B-Cell / Q000150:complications* / Q000175:diagnosis*; D004684:Leukoencephalitis, Acute Hemorrhagic / Q000150:complications* / Q000175:diagnosis*; D008297:Male; D001523:Mental Disorders / Q000175:diagnosis* / Q000209:etiology*