hyponatremia
Noun
Meaning
abnormally low level of sodium in the blood; associated with dehydration
Source: WordNetAntonyms
Hypernyms
Examples
A patient suffering hyponatremia can be given a small volume of a concentrated salt solution intravenously to raise sodium concentrations in the blood.
In the context of chronic low plasma sodium (hyponatremia), the brain compensates by decreasing the levels of these osmolytes within the cells, so that they can remain relatively isotonic with their surroundings and not absorb too much fluid.
However, it is not certain whether a “salt hunger” can be initiated by hyponatremia, or by what mechanism this might come about.
In many cases, this hyponatremia appears to be the result of the syndrome of inappropriate antidiuretic hormone secretion (SIADH), and was reversible when Lexapro was discontinued.
Elderly patients may be at greater risk of developing hyponatremia with SSRIs and SNRIs.
It was first used as a diuretic by a Dr. W. Friedrich in 1892. citation In a 2010 study of ICU patients in Belgium, urea was used as a diuretic to treat euvolemic hyponatremia and was found a safe, inexpensive, and simple treatment.