BSN Notes: Common Signs And Symptoms: Hypophosphatemia

PHOSPHORUS

·         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

Hypophosphatemia is a below-normal serum concentration of inorganic phosphorus.

Causes

·         Malabsorption syndrome.

·         Glucose administration, parenteral nutrition

·         Alcohol withdrawal, poor dietary intake, and major thermal burns.  

·         Respiratory alkalosis

Signs and symptoms

·         Irritability,

·         Fatigue,

·         Weakness,

·         Numbness

·         Paresthesia's

·         Confusion

·         Seizures and coma.

Management

·         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

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