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Doctor insights on: Coma

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Dr. Rashed Hasan
406 Doctors shared insights

Coma (Overview)

Coma = deep state of unconsciousness due to illness or injury.


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How does a coma from head trauma and the head trauma itself damage the brain?

How does a coma from head trauma and the head trauma itself damage the brain?

Coma is a symptom: Head trauma is not brain trauma, both can co-exist. Coma is a symptom secondary to brain trauma, not to simple head trauma. Brain trauma sets up an incredibly complex train of chemical reactions, some of which begin immediately and others may begin years later. ...Read more

Dr. Rashed Hasan
406 Doctors shared insights

Coma (Overview)

Coma = deep state of unconsciousness due to illness or injury.


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Can one person without being in a coma have abnormal posturing? What are the causes of this symptom? Thanks.

Can one person without being in a coma have abnormal posturing? What are the causes of this symptom? Thanks.

Yes!!: Abnormal posturing can occur in a large variety of conditions from psychiatric states (e.g. Catatonic schizophrenia) to organic conditions including drug reaction, cerebral palsy, extrapyramidal disorders (such as chorea, parkinson's disease, hemi ballismus dystonia's etc) the list is not exhaustive! ...Read more

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Do symptoms like myxedema coma go away quickly?

Do symptoms like myxedema coma go away quickly?

Medical emergency: Myxedema coma is a medical emergency and needs to be treated in the hospital. The symptoms for myxedema is vey similar to adrenal insufficiency and often times, patient will need treatment for both while labs are done. With proper treatment, patient can gradually improve, if the symptoms go away quickly, then you did not have myxedema coma. ...Read more

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Is there any documented evidence of signs that would signify coma recovery?

Ventilator: Overbreathing the set rate on the ventilator is a sign as is the presence of certain reflexes. ...Read more

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Can a person survive after going into a coma from being in car wreck?

Yes: A coma is a very serious condition associated with head injury and a certain percentage of people do not survive, however many people do survive and even recover to a great degree. The longer the coma the less complete the recovery. Even short comas of a few days can cause long term thinking problems but with rehabilitation there is potential for improvement. ...Read more

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Can a patient be in coma for less than 6hrs (as 6hrs is minimum)? What's the diagnose that someone is in coma?

A coma is a: Prolonged state of unconsciousness, during which a person is unresponsive to his or her environment, is alive and appears to be sleeping, but, unlike being in a deep sleep, the person cannot be awakened by any stimulation, including pain. I do not think there is a minimum time frame but, according to www. Brainandspinalcord. Org, a coma can last for a few seconds, or can last for years. ...Read more

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What tests are involved to determine brain death while one is in a coma?

What tests are involved to determine brain death while one is in a coma?

Physical exam: I agree with dr. Singer. There are certain aspects of the neurological exam that can also be done which can help determine if the brainstem is functioning. But the confirmatory tests are outlined by dr. Singer. ...Read more

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Has anybody you know recovered, after being in a coma totally?

Has anybody you know recovered, after being in a coma totally?

Yes: A coma occurs when the brain is injured. Recovery depends on whether the injury can be reversed. I have seen people in comas from a brain infection completely recover when the infection was treated. On the other hand, a person in a coma from a head injury may recover partially, or not at all. The longer the coma, the lower the chance for recovery. Ask a doctor the reason for the coma. ...Read more

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Since alcohol is a depressent and can cause coma, can it be used to put someone out for surgery? Or is it not strong enough?

Read on!: Alcohol was used in the past for sedation in some mostly minor surgeries but there are easier and safer ways of preparing the patients for surgery modern anesthesia is generally safe. ...Read more

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Does decorticate & decerebrate posturing during hypoglycemia followed by coma mean that a person has brain damage?

Does decorticate & decerebrate posturing during hypoglycemia followed by coma mean that a person has brain damage?

Posturing: It is definitely concerning to have this posturing. The ability to recover would relate to the amount of time the patient was hypoglycemic. ...Read more

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How is a hyperosmolar hyperglycemic nonketotic coma treated?

How is a hyperosmolar hyperglycemic nonketotic coma treated?

Coma: It should be treated in an intensive care unit (ICU) with close monitoring of the blood glucose and other electrolytes (salts) and treatment to slowly decrease the blood glucose. ...Read more

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For how long can you live in a coma without treatment?

Depends on reason: Person is in coma. Often, when a patient is in a coma, they need breathing support as well. If they do, then removing that, they may succumb in just a few minutes. They could pass from what ever other ailments they have fairly quickly from those issues as well. If they are stable in a vegetative state and do not breathing support, they can live until they pass from dehydration or malnutrition. ...Read more

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A female mid 50's has been in a coma for 6 years now. Septic shock was the cause of the coma. Are there successful new treatments for this?

Probably not: If she has been in a coma for the last six years due to septic shock, unfortunately, it is unlikely that she will recover. As far as I know, there are no new treatments for prolonged comas such as this. ...Read more

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Can inducing coma cure cancer?

Can inducing coma cure cancer?

Odd question: Inducing coma does not "cure" anything. It may be used as a tool to allow the body/brain to rest while other therapies work on a given problem, but the coma is not a tool for any cure I am aware of. ...Read more

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1st attack 7rs ago, 2nd in june 2013. All minor till 3rd attack dec 2013 drug coma for 10 days. 20% heart function. Be honest how long to really live?

1st attack 7rs ago, 2nd in june 2013. All minor till 3rd attack dec 2013 drug coma for 10 days. 20% heart function. Be honest how long to really live?

Heart Failure: In some people heart function improves with medical therapy. In patient who doesn't respond to medical therapy, they continue to deteriorate and die from heart failure and its complications like cardiac arrhythmias and sudden heart death. It is difficult to predict the life expectancy. Existing data shows mostly it is. ...Read more

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My sister was in an induced coma for two weeks in november. Now when she does light activity she gets shaky. Is this normal? Is is it temprorary?

My sister was in an induced coma for two weeks in november. Now when she does light activity she gets shaky. Is this normal? Is is it temprorary?

Unknown: The answer may lie in why was she placed in an induced coma in the first place. In other words this may be a residual effect of the trauma or illness that necessitated her being placed in a coma. The best person who can answer this is her nuerologist. Coma. ...Read more

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What would cause someone to fall into a coma?

Multiple causes: Trauma to the head, severe brain infection, stroke, or any disease that prevents enough blood flow to the brain can induce coma. ...Read more

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What causes a coma?

What causes a coma?

Coma: Think of the brain as having a wake and sleep center. When something bad happens to the wake center of the brain, it can no longer do its job to keep the brain awake in the spectrum of maintaining cousiousess. This can be from an anatomic/structural and/or physiological problem. Some of these are reversible and some are unfortunately not. ...Read more

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What can cause a coma?

Brain injury: Deep centers of the brain control the ability to react to our environment and control our basic needs. When these deep centers are damaged we lose the ability to react and control. This is described as a state of coma. Brain swelling, brain infection, brain hemorrhage, stroke, trauma, all can result in a state of coma. Recovery depends on the degree of initial damage. ...Read more

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How are comas measured?

Glasgow Coma Scale.: The glasgow coma scale is the most widely used measure of a patient's mental status. Other scales are also used. ...Read more

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What causes "food coma"?

What causes "food coma"?

Redirection of blood: Even though there is a dramatic increase in blood flow to the stomach and intestines after a meal (proven by ultrasounds) it is thought that it is the increased parasympathetic nervous system activity (opposite of the fight or flight sympathetic activity) which causes the feeling of lethargy. ...Read more

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How do you feel in a coma?

How do you feel in a coma?

Depends: Coma, subcoma, stupor, altered mental status, drowsiness are some of the names given to different levels of altered consciousness. There has been reported cases of people in deep coma remembering what was said around them after recovering from coma. ...Read more

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What sort of disease is a coma?

What sort of disease is a coma?

Multifactorial: Coma means unarousable unresponsiveness. It is caused by injury to both cerebral hemispheres or the central brain stem or both. The cause is either traumatic or non traumatic. Non traumatic causes are many - anoxic/ischemic, metabolic, endocrine, infectious, degenerative, etc. It is a clinical term with many disease types as cause. ...Read more

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How do people in comas survive?

Survival in coma: After a relatively short time patients move from coma into a persistent vegetative state. A person can live for many years in a persistent vegetative state. ...Read more

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How can you get out from a coma?

Difficult question: It depends if the underlying reason that caused the coma is reversible or correctable. Even then it is difficult as it depends if there was too much insult to the brain or not. Recovery from coma is such a variable thing that it is difficult to answer without knowing about the specific situation. I wish I could be of more help on this, its just such a complicated thing. ...Read more

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How do people come out of a coma?

Resolution: Coma affects the base of the brain, brainstem, the same area responsible for concussion outcomes. As a disorder heals, and inflammation or swelling decreases, gradually the reticular activating system switches back on, and responses resume. However, on occasion this can be a lengthy restoration, maybe even months and very rarely yrs. ...Read more

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How can people die when in comas?

Please clarify: Are you asking, "When people in comas die, what do they die of? " Or do you mean, "I don't understand why people in comas die instead of everyone getting better, waking up, shaking their doctor's hand, waving to the nurses, and going home."? Please repost your question so that it can be understood. ...Read more

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What is it like to being in a coma?

Unsure: Hard to say. I frequently take care of patients in medically-induced (medication) comas and comas from trauma/strokes. I have never had a patient wake up and give me an assessment. Those that do wake up, do not recall the events. ...Read more

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How does someone come out of a coma?

How does someone come out of a coma?

Coma: People emerge from coma in varied fashions and to different extents. For example, people who are in medically-induced comas may emerge from this as medication is allowed to wear off. Alternatively, a person in a coma from a disease state may emerge from coma as the disease state improves. This can be rapid (hours to days) or slow (weeks or months). Some people fully recover. Others may not. ...Read more

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Can you voluntarily fall into a coma?

Voluntary coma: You cannot wish yourself into coma. Obviously there are actions you can take that will cause you to go into real coma from drugs etc.. ...Read more