Nursing Tip of the Day! – Critical Care Nursing
Category: Critical Care Nursing In hyperventilation, lowered carbon dioxide and respiratory alkalosis cause incorporation of phosphate into organic intermediates, a reduction in intracellular phosphate and a shift of phosphate from the extracellular compartment.
Nursing Tip of the Day! – Critical Care Nursing
Category: Critical Care Nursing Once insulin therapy is initiated in the treatment of patients with ketoacidosis and the acidemia is corrected, phosphate is reshifted from the serum back into the cells, resulting in severe hypophosphatemia.
Nursing Tip of the Day! – Critical Care Nursing
Category: Critical Care Nursing Total body phosphorus stores will be depleted in patients with ketoacidosis resulting from acidemia, which promotes phosphate shift from the cells to plasma and renal losses because of osmotic diuresis.
Nursing Tip of the Day! – Critical Care Nursing
Category: Critical Care Nursing Hypomagnesemia is associated with electrocardiogram changes similar to those seen in patients with hypokalemia: Flattened T waves, U waves and a prolonged QT interval. Magnesium is a cofactor for Na+/K+-ATPase in cardiac tissue.
Nursing Tip of the Day! – Critical Care Nursing
Category: Critical Care Nursing Magnesium homeostasis is maintained by the small intestine, kidney and bone. Magnesium reabsorption in the loop of Henle is linked to sodium chloride transport and is inversely related to flow.
Nursing Tip of the Day! – Critical Care Nursing
Category: Critical Care Nursing Decreasing phosphate levels have been shown to decrease myocardial contractility and to predispose patients to ventricular rhythm disturbances, especially in conjunction with acute myocardial infarction.
Nursing Tip of the Day! – Critical Care Nursing
Category: Critical Care Nursing Severe liver disease, sepsis and salicylate intoxication can all induce hyperventilation and result in hypophosphatemia. The severity of symptoms increases with more profound and longer-lasting hypophosphatemia.
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