From: Preoperative discussion with patients about delirium risk: are we doing enough?
Risk factors for the development of postoperative delirium | |
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Age greater than 65 years Cognitive impairment Severe illness or comorbidity burden Hearing or vision impairment Current hip fracture Presence of infection Inadequately controlled pain Depression Alcohol use Sleep deprivation or disturbance Renal insufficiency Anemia Hypoxia or hypercarbia Poor nutrition Dehydration Electrolyte abnormalities (hyper- or hyponatremia) Poor functional status Immobilization or limited mobility Polypharmacy and use of psychotropic medications (benzodiazepines, anticholinergics, antihistamines, antipsychotics) Risk of urinary retention or constipation Presence of urinary catheter Aortic procedures |