MAIN MENU
QUICK LINKS
CONNECT WITH US

Button
Coronavirus (COVID-19) updates, visitor restrictions and resources →

Hypophosphatemia

  • Definition
    • Hypophosphatemia is a low level of phosphorus in the blood.

  • Alternative Names
    • Low blood phosphate; Phosphate - low

  • Causes
    • The following may cause hypophosphatemia:

      • Alcoholism
      • Antacids
      • Certain medicines, including acetazolamide, foscarnet, imatinib, pentamidine, and sorafenib
      • Fanconi syndrome
      • Starvation
      • Too little vitamin D
      • Overactive parathyroid gland (hyperparathyroidism)
  • Symptoms
    • Symptoms may include:

      • Bone pain
      • Confusion
      • Muscle weakness
  • Exams and Tests
    • Your health care provider will examine you.

      The following tests may be done:

      • Kidney function tests
      • Vitamin K blood test

      Exam and testing may show:

  • Treatment
    • Treatment depends on the cause. Phosphate can be given by mouth or through a vein (IV).

  • Outlook (Prognosis)
    • How well you do depends on what has caused the condition.

  • When to Contact a Medical Professional
    • Call your health care provider if you have muscle weakness or confusion.

  • References
    • Yu ASL. Disorders of magnesium and phosphorous. In: Goldman L, Schafer AI, eds. Goldman's Cecil Medicine. 24th ed. Philadelphia, PA: Elsevier Saunders; 2011:chap 121.