· Phosphorus is a critical constituent of all the body’s tissues.
· It is essential to the function of muscle and red blood cells and nervous system.
· Deposited with calcium for bone and teeth structure. The normal serum phosphorus level is 2.5 to 4.5 mg/dL
Hypophosphatemia is a below-normal serum concentration of inorganic phosphorus.
· Malabsorption syndrome.
· Glucose administration, parenteral nutrition
· Alcohol withdrawal, poor dietary intake, and major thermal burns.
· Respiratory alkalosis
Signs and symptoms
· Seizures and coma.
· Oral phosphorus replacement is usually adequate.
· IV phosphorus correction is usually limited to patients whose serum phosphorus levels fall below 1 mg/dl (0.3 mmol/L) and whose GI tract is not functioning