Oct 14, 2022 · Overview 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 …

Jun 4, 2025 · Delirium is a type of confusion that happens when illness, changes in your environment or other factors put too much stress on your brain. It’s more common in adults over 65.

Delirium is an altered state of consciousness, characterized by episodes of confusion, that can develop over hours or days. “Delirium is a syndrome, not a disease,” Oh clarifies, noting that it affects people …

In common usage, delirium can refer to drowsiness, agitation, disorientation, or hallucinations. In medical terminology, however, the core features of delirium include an acute disturbance in attention, …

Delirium is a severe neuropsychiatric syndrome that is characterized by acute onset of deficits in attention and other aspects of cognition. Patients also often have altered arousal, from reduced …

Sep 7, 2022 · Delirium is an abrupt change in the brain that causes mental confusion. Symptoms include unclear speaking or thinking, drowsiness, short-term memory loss, and more.

Feb 16, 2026 · Delirium is a mental state that causes disordered thinking, confusion, and disorientation. Learn what it feels like, how it's treated, and why it happens.

Delirium is never normal and often indicates a usually serious, newly developed problem, especially in older adults. People who have delirium need immediate medical attention. If the cause of delirium is …

Oct 18, 2023 · Delirium is a mental state in which you are confused, disoriented, and not able to think or remember clearly. It is often temporary and treatable.

What Is Delirium? Understand the causes, symptoms, and key warning signs of delirium to help patients and families navigate care with confidence and clarity.