title: Practice question.
abstract: Around one in five older patients in acute hospitals has delirium ( Royal College of Psychiatrists (RCPsych) 2005 ). Delirium is a clinical syndrome where the patient has disturbed consciousness - reduced awareness of the environment, reduced ability to focus, sustain or shift attention, cognitive function - difficulty with problem solving, or memory, or perception, which can develop over hours or days and with symptoms that can fluctuate over minutes, hours or days.
authors.affiliation: Older person's care, School of Health Sciences, University of Nottingham.
authors.forename: Sarah
authors.initials: S
authors.lastname: Goldberg
authors.forename: Jacqui
authors.initials: J
authors.lastname: Chapman