Definitions for "Hyponatremia"
reduced blood levels of sodium.
a decrease in the amount of sodium in the blood.
The Condition"...Other causes include receiving too much fluid intravenously, prolonged diarrhea or vomiting, marathon running, hypothalamus and pituitary disorders, certain types of cancer, and a combination of poor diet and excessive consumption of beer..."
a disorder of fluid and electrolyte balance caused by excessive release of antidiuretic hormone (ADH). Also known as Dilutional hyponatremia and Syndrome of Inappropriate Secretion of Antidiuretic Hormone (SIADH). ( source1, source2)
a common biochemical finding in ultradistance triathletes but is usually asymptomatic