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Hypophosphatemia

  • Criteria

    • PO4 < 2.5
  • Ddx

    • renal excretion (urine PO4 > 100, FEPO4 > 10%)
      • hyperparathyroidism (PTH high)
      • volume overload
      • vitamin D resistant rickets
      • hyperaldosteronism
      • hypokalemia
      • DKA
      • severe burns
      • Fanconi's syndrome
        • MM
        • lead poisoning
        • SLE
        • Wilson's disease
        • cystinosis (child)
    • decreased intake
      • Vit D deficiency
      • malabsorption
      • EtOH
      • malnutrition
    • intracellular shift
      • alkalosis
      • insulin
      • glucose administration
      • refeeding from malnutrition
    • other
      • phosphate binders

  • Print | Citations

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