Answer: hyponatremia
Step-by-step explanation:
Hyponatremia is a low sodium concentration in the blood. It is generally defined as a sodium concentration of less than 135 mmol/L (135 mEq/L), with severe hyponatremia being below 120 mEq/L. Symptoms can be absent, mild or severe. ... Severe symptoms include confusion, seizures, and coma.