title: Fluctuating cognitive deficits and autonomic dysfunction: clarifying the diagnosis.
authors.forename: Elizabeth
authors.initials: E
authors.lastname: Varghese
authors.forename: Jimmy
authors.initials: J
authors.lastname: Avari
authors.forename: Nahla
authors.initials: N
authors.lastname: Mahgoub
mesh_terms: D000368:Aged; D001342:Autonomic Nervous System Diseases / Q000150:complications* / Q000175:diagnosis*; D003072:Cognition Disorders / Q000150:complications* / Q000175:diagnosis*; D006801:Humans; D008297:Male; D009483:Neuropsychological Tests; D010468:Perceptual Disorders / Q000150:complications; D014796:Visual Perception / Q000502:physiology