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Resume: INTRODUCTION Delirium is a transient, acute-onset disorder marked by cognitive fluctuations and a decreased ability to focus, affecting primarily hospitalized elderly patients.It results from the interplay between individual vulnerabilities and situational stressors like medical procedures or hospital settings.The incidence of delirium is rising, driven by the growing number of elderly in the population and their increased exposure to hospital environments.Factors such as isolation and prolonged hospitalization play significant roles in its development.Diagnostically, delirium is identified through symptoms like disorganized thinking, disturbances in attention, and perceptual inaccuracies.OBJETIVE Analyze and describe the main aspects of the last years.METHODS This is a narrative review which included studies in the MEDLINE -PubMed (National Library of Medicine, National Institutes of Health), COCHRANE, EMBASE and Google Scholar databases, using as descriptors: "Delirium" AND "Intensive Medicine" AND "Geriatrics" "Palliative Care" in the last 10 years.RESULTS AND DISCUSSION Delirium significantly impacts long-term cognitive and physical health, often leading to reduced quality of life and increased dependency on healthcare resources.Recognized as a predictor of severe neurological disorders such as dementia and stroke, the persistent cognitive impairments highlight the importance of proactive management strategies.Early interventions, including pharmacological and multidisciplinary care, can mitigate symptoms and reduce longterm adverse effects.Non-pharmacological approaches like environmental modifications and cognitive therapies also play a crucial role in preventing and managing symptoms, thereby maintaining cognitive function and emotional well-being.The psychological
Dantas et al. (Mon,) studied this question.