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A member asked:
Can dehydration shrink brain and skull for long periods of time?
A doctor has provided 1 answer
Brain & Skull: Dehydration shrinks the brain for a few hours. Often certain fluids are given to make one dehydrated before brain surgery. If the brain becomes smaller before neurosurgery it is easier to work inside the skull. The size of the skull does not change with dehydration. There are other important effects of dehydration on the brain, such as blood flow and electrolyte balance, that are also importan
Answered 11/28/2017
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