Low sodium that occurs in less than 48 hours is more dangerous. It is so because the brain cells don’t have much time to adjust. The presence of the skull means the brain does not have room for expansion. Cerebral edema occurs, and the swelling can lead to brain damage. In this situation, the pressure increases inside the skull.
You need to receive emergency help in the form of concentrated intravenous sodium. This helps in avoiding decreased consciousness, herniation, and death.

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