The PMHNP is evaluating a 14-year-old girl who is encouraged to care by her parents because they are concerned that she has an eating disorder. Physical examination reveals a cachectic female who, at 5’4” tall weighs 96 lbs for a BMI of 16.4. She appears clinically dehydrated, with poor skin turgor. Her vital signs reveal a temperature of 96.0o F, pulse of 48 bpm, respiratory rate of 20 bpm, and a blood pressure of 90/58 mm Hg. Suspecting a diagnosis of anorexia nervosa, the PMHNP orders a relevant laboratory assessment. Which of the follow abnormalities are most consistent with anorexia nervosa?
A. Hypernatremia, hypokalemia, decreased BUN and creatinine
B. Polycythemia, leukocytosis, and metabolic acidosis
C. Elevated liver enzymes, hypoalbuminemia, and decreased LDL
D. Hypercholesterolemia, low TSH, Low T3, and anemia
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