The nurse is caring for a patient with a traumatic brain injury.Which assessment finding alerts the nurse to possible diabetes insipidus?

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Edema or direct injury affects the posterior portion of the pituitary gland or hypothalamus.Inadequate release of antidiuretic hormone results in polyuria and,if the patient is awake,polydipsia.Fluid replacement and intravenous vasopressin are used to maintain fluid and electrolyte balance.A.B.Headache and confusion are symptoms of intracranial pressure (ICP).D.Elevated glucose is a sign of diabetes mellitus,not insipidus.

The Nurse Is Caring for a Patient with a Traumatic