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Hypomagnesemia

  • Alternative Names

    Low blood magnesium; Magnesium - low


    Symptoms

    Common symptoms include:

    • Abnormal eye movements (nystagmus)
    • Convulsions
    • Fatigue
    • Muscle spasms or cramps
    • Muscle weakness
    • Numbness

    Signs and tests

    Your health care provider will do a complete physical examination to help determine the cause of your symptoms.

    Signs include:

    • Electrocardiogram (ECG) changes
    • Low blood calcium level (hypocalcemia)
    • Low blood potassium level (hypokalemia)

    Blood and urine tests will be done. Other tests that can confirm hypomagnesemia include:

    • Comprehensive metabolic panel
    • Magnesium blood test
    • Urine magnesium test