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Doctor insights on: What Is Brain Swelling

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What causes brain swelling?

What causes brain swelling?

Bleeding ...: Head trauma, intracranial bleeding, infection, blockage of cerebrospinal fluid, tumors, inflammation. ...Read more

Dr. David Schleimer
1,498 doctors shared insights

Swelling (Definition)

Swelling is the enlargement of organs, skin, or other body parts. It is caused by a buildup of fluid in the tissues. The extra fluid can lead to a rapid increase in weight over a short period of time (days to weeks). Swelling can occur all over the body (generalized) or only in one part ...Read more


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I was wondering what are signs of brain swelling?

I was wondering what are signs of brain swelling?

Depress CNS function: In general swelling of the brain leads to depression of central nervous system function. This leads to drowsiness, dizziness, confusion, and headaches. With more severe swelling there can become focal neurologic symptoms depending on the type of herniation that occurs. I hope this helps. ...Read more

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How to tell if I have brain swelling?

How to tell if I have brain swelling?

See a neurologist: Brain swelling can manifest in different ways depending on the location and severity. You should first see a neurologist who can perform a detailed exam to detect for any neurological deficits that you might have. If your neurological exam is unremarkable and you don't have any preceding history that would suggest brain swelling, then there is no need for any further work-up to be performed. ...Read more

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Does brain swelling usually have more then one symptom ?

Does brain swelling usually have more then one symptom ?

Yes: You can have nausea, vomiting, headache, visual problems, stiff or painful neck. ...Read more

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How long does it approximately take to lose consciousness from acute brain swelling?

How long does it approximately take to lose consciousness  from acute brain swelling?

Impossible to answer: There are so many variables i doubt that any of us here can give you specific reliable information. Brain swelling is serious, of course. What prompts the question? Perhaps you can be more specific in why you are asking this. ...Read more

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I am really scared. I have symptoms of acute brain swelling. How long does it take to lose consciousness from that?

I am really scared. I have symptoms of acute brain swelling. How long does it take to lose consciousness from that?

Get seen now: Brains don't "just swell" unless it's the result of a blow, especially a second blow. I would not be surprised if you are siimply hyperventilating. If you still believe you are seriously ill, phone your physician's office or otherwise get seen. Acute cerebral edema announces itself as headache, impairment of consciousness, and nausea / vomiting. ...Read more

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Can someone with brain swelling be treated successfully in the icu?

Can someone with brain swelling be treated successfully in the icu?

Usually yes: The question from me is why do you have cerebral edema. Cerebral edema is of two types, vasogenic, leaky blood vessels permitting fluid to move from the vascular beds into the cerebral white matter, and cytotoxic edema, a response to cell death. There is a third type which is mixed cytotoxic/vasogenic, and is seen less frequently. Treatment: steroids/hypertonic salt, mannitol. ...Read more

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Help please! is brain swelling normal after a major stroke and how long before we should worry?

Help please! is brain swelling normal after a major stroke and how long before we should worry?

Yes, but few days: Brain swelling always follows death of brain tissue, and maximizes at about 24-36 hrs, and slowly dissipates over the next several days. Can be a far greater problem in the younger person, and not so severe in the elderly. The first few days are the crucial period. ...Read more

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Does all brain Tumors cause brain swelling if they are big?

Does all brain Tumors cause brain swelling if they are big?

Brain tumors: No. Some brain tumors are benign (not cancers) and do not cause swelling. Meningiomas and adenomas of the pituitary gland are benign and rarely cause a defici ...Read more

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How long can cerebral edema or brain swelling can take to cure. My friend is making very slow progress, she 50% conscious in a month?

How long can cerebral edema or brain swelling can take to cure. My friend is making very slow progress, she 50% conscious in a month?

Compare with bruise: The acute lesion swells over 24-36 hrs and resolves slowly over 2-3 weeks. However, resolution implies healing, and with encephalitis the process may not totally be stable, with ongoing inflammation mixed with areas of healing. May be looking at several months to resolve edema and perhaps up to 18 months for maximal improvement. ...Read more

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Can headaches & pains n your head cause brain swelling or cause problems like this.. All my test have came back normal but i'm still worried!

Can headaches & pains n your head cause brain swelling or cause problems like this.. All my test have came back normal but i'm still worried!

You got it backwards: Burning the toast doesn't cause your toaster to be too hot; the toaster being too hot burns the toast. Brain swelling CAUSES headaches, not vice versa. Also seizures, coma & death. If your tests don't show it, you don't have it. Knowledge is better than fearful ignorance. Read up on cerebral edema's causes, symptoms and signs so you can put your mind at ease about it. ...Read more

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Can extensive cortical dysplasia cause brain swelling?

Can extensive cortical dysplasia cause brain swelling?

Cortical dysplasia: Cortical dysplasia refers to a malformation of brain, in which the nerve cells have not migrated to their normal location. It does not cause brain swelling unless during fetal life it is caused by infection during the time of neurons migrating to their normal location. ...Read more

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Is brain swelling inevitable after right-side ischemic stroke?

Is brain swelling inevitable after right-side ischemic stroke?

Size of stroke: The amount of swelling, or edema, around a stroke is related to the volume of tissue infarcted. For a small stroke, swelling shouldn't be a problem. For a major hemispheric stroke, swelling can be life threatening and even sometimes require brain surgery to relieve pressure caused by the swelling. ...Read more

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After an ischemic stroke, how long does it usually take for the brain swelling to subside?

After an ischemic stroke, how long does it usually take for the brain swelling to subside?

Days: When an ischemic stroke occurs, peak of brain swelling starts in 3-4 days after the stroke. It will last for several days and then subside slowly. ...Read more

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Dr. Eric Weisman
514 doctors shared insights

Head Trauma (Definition)

Any injury to the face, skull, or brain as a result of blunt force, or penetrating trauma. It can also occur due to rapid ...Read more


Dr. Elton Behner
52 doctors shared insights

Brain Swelling (Definition)

Swelling of the brain may be caused by excess fluid, ...Read more