Related to Brain & Nervous
A coma is a prolonged state of unconsciousness during which the comatose patient is unresponsive to the environment. A coma is caused by a brain injury due to increased pressure, swelling, brain hemorhage, loss of oxygen, a traumatic blow, infection like meningitis, drug overdose or, in people with diabetes, high blood sugar levels. Prompt medical attention is vital to treat potentially reversible conditions. Follow the links below to find WebMD's comprehensive coverage of coma, what it is, how it is caused, treated, and much more.
WebMD explains the many causes of brain swelling - from traumatic injury to stroke - along with symptoms to look out for and treatments to bring down the pressure.
Coma: Types, Causes, Treatments, Prognosis
WebMD explains various types of coma -- what causes them, how they are treated, and the prognosis for a person in a coma.
Drug Overdose Basics
Learn how to recognize a drug overdose - either intentional or accidental - and what to do about it.