Why is monitoring serum electrolytes important during IV therapy?

Monitoring serum electrolytes during IV therapy is crucial because it helps in managing potential imbalances that can significantly affect bodily functions. Electrolytes, such as sodium, potassium, calcium, and magnesium, play essential roles in various physiological processes, including muscle contraction, nerve function, and hydration status. When patients receive IV fluids, particularly those containing electrolytes, their serum levels can shift, potentially leading to hypernatremia or hyponatremia and other related disorders. By regularly checking these electrolyte levels, healthcare providers can quickly identify and address any imbalances, ensuring that the patient maintains normal physiological function and preventing serious complications that could arise from electrolyte disturbances.