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Diabetes insipidus - central

  • Alternative Names

    Central diabetes insipidus


    Symptoms
    • Increased amount of urine production
    • Excessive thirst
    • Confusion and changes in consciousness due to dehydration (if the patient is unable to drink)

    Signs and tests

    A person with central diabetes insipidus produces more than 3 liters of urine a day. Urinalysis will show a low concentration of salt in the urine.

    A water restriction test is used to look at how well the kidney works and how much urine is produced. This test is done during a hospital stay. A weight check, urine collection, and a blood test to check sodium concentration are done every hour. The blood sodium concentration may become high if the condition is untreated, and a person is not allowed to drink water.

    A CT or MRI of the head may show a problem in or near the pituitary gland.

    A person with central diabetes insipidus produces more than 3 liters of urine a day. Urinalysis will show a dilute urine with a low concentration of salt in the urine.