The nurse is caring for a patient with type 1 diabetes who was admitted with complaints of increased lethargy.Serum laboratory values validate the diagnosis of diabetic ketoacidosis (DKA).Which symptom is most suggestive of DKA?

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Diabetic ketoacidosis (DKA)has a predictable clinical presentation.It is usually preceded by patient complaints of malaise,headache,polyuria (excessive urination),polydipsia (excessive thirst),and polyphagia (excessive hunger).Nausea,vomiting,extreme fatigue,dehydration,and weight loss follow.Central nervous system depression,with changes in the level of consciousness,can lead quickly to coma.

The Nurse Is Caring for a Patient with Type 1