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Learn about the symptoms, causes and treatment of delirium, a condition that makes someone confused and disoriented. Find out when to see a GP or go to A&E if someone suddenly becomes delirious.
Delirium is a sudden change in mental state that can happen to someone who is unwell, especially older people with dementia. Learn how to identify, diagnose and treat delirium, and how it differs from dementia.
May 24, 2024 · Delirium is a sudden change in mental function that can be triggered by illness, medication, injury or surgery. Learn how to recognise, treat and prevent delirium and its complications, and how it differs from dementia.
Delirium (sometimes called 'acute confusional state') is an acute, fluctuating encephalopathic syndrome of inattention, impaired level of consciousness, and disturbed cognition. Delirium can be classified into subtypes based on symptoms: Hyperactive delirium can present with inappropriate behaviour, hallucinations, or agitation.
- Overview
- Symptoms
- Causes
- Risk Factors
- Complications
- Prevention
Delirium is a serious change in mental abilities. It results in confused thinking and a lack of awareness of someone's surroundings. The disorder usually comes on fast — within hours or a few days. Delirium can often be traced to one or more factors. Factors may include a severe or long illness or an imbalance in the body, such as low sodium. The d...
Symptoms of delirium usually begin over a few hours or a few days. They typically occur with a medical problem. Symptoms often come and go during the day. There may be periods of no symptoms. Symptoms tend to be worse at night when it's dark and things look less familiar. They also tend to be worse in settings that aren't familiar, such as in a hos...
Delirium occurs when signals in the brain aren't sent and received properly. The disorder may have a single cause or more than one cause. For example, a medical condition combined with the side effects of a medicine could cause delirium. Sometimes no cause can be found. Possible causes include: 1. Certain medicines or medicine side effects 2. Alcoh...
Any condition that results in a hospital stay increases the risk of delirium. This is mostly true when someone is recovering from surgery or is put in intensive care. Delirium is more common in older adults and in people who live in nursing homes. Examples of other conditions that may increase the risk of delirium include: 1. Brain disorders such a...
Delirium may last only a few hours or as long as several weeks or months. If the causes are addressed, the recovery time is often shorter. Recovery depends to some extent on the health and mental status before symptoms began. People with dementia, for example, may experience an overall decline in memory and thinking skills after a delirium episode....
The best way to prevent delirium is to target risk factors that might trigger an episode. Hospital settings present a special challenge. Hospital stays often involve room changes, invasive procedures, loud noises and poor lighting. Lack of natural light and lack of sleep can make confusion worse. Some steps can help prevent or reduce the severity o...
Apr 12, 2022 · Delirium is an acutely altered mental state that causes confusion, disordered thinking, memory issues, and inattention. It may also cause waxing and waning levels of consciousness, disorientation, hallucinations, illusions, and changes in speech or movement. It is usually preventable, treatable, and temporary.
People also ask
What does delirium look like?
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Is Delirium a serious condition?
Delirium (sudden confusion) usually affects people’s brains for a short time. It is a common condition. Up to 1 in 3 people admitted to hospital become delirious at some time during their stay.
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