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Lupus nephritis

  • Alternative Names

    Nephritis - lupus; Lupus glomerular disease


    Symptoms

    Symptoms of lupus nephritis include:

    • Blood in the urine
    • Foamy appearance to urine
    • High blood pressure
    • Swelling of any area of the body

    For general lupus symptoms, see the article on SLE.


    Signs and tests

    A physical exam shows signs of decreased kidney functioning with edema. Blood pressure may be high. Abnormal sounds may be heard when the doctor listens to the heart and lungs, indicating fluid overload.

    Tests that may be done include:

    • ANA titer
    • BUN and creatinine
    • Lupus test
    • Urinalysis
    • Urine immunoglobulin light chain

    A kidney biopsy is not used to diagnose lupus nephritis, but to determine what treatment is appropriate.

    This disease may also affect the results of the following tests:

    • Complement component 3
    • Complement
    • Syphilis test