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Anorexia nervosa — MCCQE Part 1 MCQ

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HardWeight LossAnorexia nervosaMCCQE Part 1

A 17-year-old girl has BMI 15.8 kg/m2, amenorrhoea, intense fear of weight gain and exercises compulsively. Heart rate is 42/min and she feels dizzy on standing. Which of the following is the most appropriate next step?

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Correct answer: CUrgent medical assessment for instability and eating-disorder specialist involvement

Severe underweight with bradycardia and orthostatic symptoms suggests medical instability in anorexia nervosa and requires urgent assessment. A diet sheet alone misses cardiac and electrolyte risks. Family-based treatment is often important for adolescents when safe and appropriate.

Reference: Canadian eating disorder practice guidelines; Society for Adolescent Health and Medicine guidance used in Canadian care