This report examines current clinical practice in delirium, identifies areas of controversy, and highlights areas for future research. The pathophysiology of delirium remains poorly understood.

Everyone forgets where they put their keys or if they closed the garage door. But when does forgetfulness and confusion signal something more serious? A fast and unexpected change in thinking can be a ...

This Journal feature begins with a case vignette highlighting a common clinical problem. Evidence supporting various strategies is then presented, followed by a review of formal guidelines, when they ...

Having to stay in a hospital or long-term care facility is stressful. Not only is a patient sick or injured, but they are in an unfamiliar environment away from their families and may not know the ...

Delirium is a common and serious acute neuropsychiatric syndrome with core features of inattention and global cognitive dysfunction. The etiologies of delirium are diverse and multifactorial and often ...

A single episode of delirium—a state of confusion and agitation—in hospitalized older adults is a significant risk factor for other serious health complications including fractures, stroke and sepsis, ...

Delirium is a sudden change in a person’s mental function. This can include their ways of thinking, behavior, or level of consciousness. Medical professionals do not yet fully understand delirium, but ...

Delirium is a sudden change in your alertness and thinking. People with delirium typically become confused and have trouble paying attention. Delirium is an abrupt change to your mental state. It ...

Delirium is a sudden decline in a person’s usual mental function. It occurs when signals in the brain aren’t sending and receiving properly, causing confusion in thinking and altered behaviour or ...

Delirium is a serious but often treatable condition that can happen suddenly to someone who is unwell. It’s much more common in older people, especially those with dementia. Delirium is a change in a ...