medium · NCLEX-RN Psychosocial Integrity
A client with a history of bulimia nervosa is admitted to the psychiatric unit. The nurse notes the client has bilateral parotid gland swelling and dental enamel erosion.
Which laboratory finding is most consistent with the underlying mechanism of these physical cues?
- Blood urea nitrogen (BUN) 8 mg/dL (Reference: 10-20 mg/dL)
- Serum potassium 5.2 mEq/L (Reference: 3.5-5.0 mEq/L)
- Serum amylase 420 U/L (Reference: 30-110 U/L)
- Arterial pH 7.32 (Reference: 7.35-7.45)
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