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Doctor insights on: High Altitude Cerebral Edema

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Help docs! i'm trying to find out what causes high altitude cerebral edema?

Help docs! i'm trying to find out what causes high altitude cerebral edema?

Hypoxia: When a person goes to high altitude, they are naturally exposed to hypoxia as oxygen content decreases with elevation. Most who climb can to aclimatize to this change. However, in certain people they are not able to compensate. The proton pumps that maintain the blood brain barrier cease to function and there is extra fluid (edema) in the brain that leads to brain swelling. This can lead to death. ...Read more

Dr. Jan Lei Iwata
1 doctor shared a insight

High Altitude (Definition)

As one ascends through the atmosphere, every breath contains fewer molecules of oxygen. One must work harder to obtain oxygen, by breathing faster and deeper. The % of oxygen in the atmosphere at sea level is 21%. As altitude increases, the % remains the same but the number of oxygen molecules per breath is reduced. At 12, 000 feet 40% fewer oxygen molecules per breath. Your ...Read more


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Could cerebral edema go away on its own?

Could cerebral edema go away on its own?

Yes: THe skull has no room for brain expansion so edema is a critical condition. There are several ways to reduce brain swelling and thus reduce pressure from the skull There may not be time to let swelling go down on own. Speak to the neurologist ...Read more

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What is cerebral edema? Is it a serious condition?

What is cerebral edema? Is it a serious condition?

Yes: This is a swelling of the brain, often as the result of trauma or uncontrolled diabetes. It can be very serious. ...Read more

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A patient experiences cerebral edema. What is solution?

Depends: There are several medical solutions to attempting to reduce cerebral edema while awaiting resolution of the problem which created it. The problem is that this is generally a manifestation of some other illness. If this remains permanent, then placement of a shunt, usually ventriculo-peritoneal, may be necessary. ...Read more

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I know apoplexy means sudden death but i want the clear explanation of both. Is apoplexy the same as cerebral edema?

I know apoplexy means sudden death but i want the clear explanation of both. Is apoplexy the same as cerebral edema?

Obsolete term: "Apoplexy" is a very old-fashioned term. It had various meanings over the years but the concepts it denoted have given way to more modern concepts with modern terminology. It survives in pituitary apoplexy & colloquially as roughly the same as a "conniption fit." E.g., "apoplectic with rage." In medicine "apoplectic change" still means a sudden dramatic worsening, especially in neurology. ...Read more

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In what way does dexamethasone reduce cerebral edema?

In what way does dexamethasone reduce cerebral edema?

Swelling: This cortico steroid will reduce swelling of the brain ...Read more

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What's the difference between apoplexy, cerebral edema?

What's the difference between apoplexy, cerebral edema?

Bleeding/swelling: Apoplexy in the brain involves sudden bleeding into the cerebral or pituitary tissue. This can cause associated swelling which is called cerebral edema. The combination of bleeding and swelling can cause neurological deficits such as weakness, speech problems, coma or death. ...Read more

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What is the difference between apoplexy and cerebral edema?

What is the difference between apoplexy and cerebral edema?

Words: Apoplexy is unconsciousness resulting from a stroke or hemorrhage (bleed). Cerebral edema can result from many causes, including stroke or hemorrhage, trauma, high blood pressure, cancer, etc, and it does not always correlate with unconsciousness. Edema can also be focused in a single region. ...Read more

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Help docs! i'm trying to find out what causes cerebral edema?

Help docs! i'm trying to find out what causes cerebral edema?

Brain swelling: Cerebral edema is the medical term for brain swelling. There area variety of causes including trauma, infection, strokes, tumors, and blood vessel malformations. ...Read more

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What is the difference between Cerebral Edema & Neurocysticercosis?

What is the difference between Cerebral Edema & Neurocysticercosis?

Completely different: Neurocysticercosis is an infection of the pork tapeworm, Taenia Soiium and the organism forms cysts within the brain. Cerebral edema is indicative of brain swelling secondary to fluid buildup. The above infection usually is chronic and indolent and typically not accompanied by much brain swelling. ...Read more

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Dr. James Krick
2 doctors shared insights

Edema (Definition)

Fluid in the tissues, either caused by something local to the swollen area like an injury or inflammation, or from the body's retention of water. Gravity brings the fluid to the feet & legs in that case. As a general rule, if one foot is swollen, something is wrong with the foot. If both feet are swollen, it's not the feet, but water ...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