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Consciousness - decreased

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Contents of this page:

Alternative Names   

Stuporous; Mental status - decreased; Loss of alertness; Decreased consciousness; Alertness - decreased; Changes in consciousness; Obtundation; Coma

Definition    Return to top

Decreased consciousness is reduced alertness or awareness.

Considerations    Return to top

A persistent coma is called vegetative state.

Causes    Return to top

Many conditions can cause decreased consciousness, including:

Home Care    Return to top

A decrease in consciousness almost always require a doctor's attention, except perhaps when due to alcohol intoxication, simple fainting, or a previously recognized seizure disorder.

See the article on seizures for tips on how to care for a person who is having a seizure.

Persons with epilepsy or other seizure disorder should carry a Medic-Alert bracelet or pendant stating that they have the condition. Avoid any circumstance that has previously triggered a seizure.

When to Contact a Medical Professional    Return to top

See medical help if someone has unexplained, decreased consciousness. Call your local emergency number (such as 911) if normal consciousness does not return quickly.

What to Expect at Your Office Visit    Return to top

The doctor will perform a physical examination. The exam will include a detailed look at the cardiovascular and nervous system.

The health care team will ask questions about the person's medical history and symptoms, including

Tests that may be done include:

Treatment depends on the underlying cause of the decreased consciousness.

Update Date: 8/6/2007

Updated by: Daniel Kantor, M.D., Director of the Comprehensive MS Center, Neuroscience Institute, University of Florida Health Science Center, Jacksonville, FL. Review provided by VeriMed Healthcare Network.

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