Delirium

Acute confusional state; Acute brain syndrome

Delirium is sudden severe confusion due to rapid changes in brain function that can occur with physical or mental illness.

Central nervous system and peripheral nervous system

The central nervous system comprises the brain and spinal cord. The peripheral nervous system includes all peripheral nerves.

Brain

The major areas of the brain have one or more specific functions.

Causes

Symptoms

Exams and Tests

Treatment

Outlook (Prognosis)

Possible Complications

When to Contact a Medical Professional

Prevention