Hyponatremia can be caused by a variety of factors, including:
Excessive fluid intake, such as in cases of polydipsia or intravenous fluid administration Diuretics, which can increase sodium excretion Conditions like heart failure, liver cirrhosis, and kidney disease Endocrine disorders such as hypothyroidism or adrenal insufficiency Gastrointestinal losses from severe vomiting or diarrhea
