Delirium is an acute, fluctuating disturbance of consciousness and cognition, often characterised by inattention and disorientation. It is clinically significant as it indicates underlying medical issues, such as infections or metabolic imbalances, and can lead to prolonged hospital stays, increased morbidity, and mortality if not promptly addressed. A common association is postoperative delirium, particularly in elderly patients, highlighting the need for vigilant monitoring in at-risk populations.

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