Coma Conditions

Coma | Stanford Health Care

Updated: 6 days ago
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What is coma condition?

Coma is a state of prolonged unconsciousness that can be caused by a variety of problems — traumatic head injury, stroke, brain tumor, drug or alcohol intoxication, or even an underlying illness, such as diabetes or an infection. Coma is a medical emergency. Swift action is needed to preserve life and brain function.

Coma - Symptoms and causes - Mayo Clinic > coma > symptoms-causes > syc-20371099

Can people hear in a coma?

Additionally a person in a coma fails to respond normally to painful stimuli, light, or sound; lacks a normal sleep-wake cycle and, does not initiate voluntary actions, being unable to consciously feel, speak, hear, or move. Someone in a coma will also have very reduced basic reflexes such as coughing and swallowing.

Coma - Brain Disorders A-Z - Brain Foundation Australia > disorders > coma

How long can you be in a coma?

A coma usually only lasts a few weeks, during which time the person may start to gradually wake up and gain consciousness, or progress into a different state of unconsciousness called a vegetative state or minimally conscious state.

Coma - NHS > conditions > coma

How do you get in a coma?

What Can Cause a Coma?


a severe injury to the head that hurts the brain.




infections involving the brain.


brain damage caused by a lack of oxygen for too long.


an overdose (taking too much) of medicine or other drugs.


chemical imbalances (in the body from other illnesses)

What Is a Coma? (for Kids) - Nemours KidsHealth > kids > coma

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