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Difficulty: EasySomatic Symptom and Eating Disorders

An emergency medical team brings a 20-year-old female university student to the hospital after she fainted during a lecture. Her friends report she has been severely restricting her food intake and exercising excessively for the past 8 months. On arrival, she is lethargic but arousable. Her body mass index is calculated at 13.0 kg/m213.0\text{ kg/m}^2. Vital signs indicate profound bradycardia (38 /min38\text{ /min}) and hypotension (78/48 mm Hg78/48\text{ mm Hg}). Arrange the following interventions in the most appropriate chronological sequence for managing this patient's condition, progressing from immediate acute care to definitive long-term therapy.

  1. 1Obtain a 12-lead electrocardiogram (ECG) and a comprehensive metabolic panel to identify life-threatening abnormalities.
  2. 2Admit to an inpatient medical unit for continuous telemetry and carefully titrated oral or enteral caloric repletion.
  3. 3Engage the patient in cognitive-behavioral therapy (CBT) to address core eating disorder psychopathology.
  4. 4Establish care with a community-based multidisciplinary eating disorder team for longitudinal monitoring.

Answer

The correct sequence is to first obtain an ECG and metabolic panel, followed by inpatient medical admission for caloric repletion, then initiation of cognitive-behavioral therapy, and finally transitioning to outpatient multidisciplinary care.
The management of severe anorexia nervosa follows a strict hierarchy of clinical needs. Immediate survival requires identifying acute cardiopulmonary and metabolic crises (via ECG and metabolic panel). Once the initial emergency assessment is complete, the patient must be admitted to an inpatient medical unit for cautious nutritional rehabilitation and continuous monitoring to prevent refeeding syndrome. Only after basic medical stability and some cognitive restoration are achieved can the patient effectively participate in core psychiatric treatments like cognitive-behavioral therapy. Finally, long-term maintenance is managed in an outpatient multidisciplinary setting to sustain recovery.

Step-by-Step Solution

1
Identify the immediate life-threatening risks associated with severe malnutrition, bradycardia, and hypotension.
Prioritize acute medical assessment with an ECG and laboratory evaluation.
Patients with severe anorexia nervosa are at high risk for fatal cardiac arrhythmias and severe electrolyte derangements which must be identified immediately.
2
Determine the appropriate setting for initial treatment after acute assessment.
Admit the patient to an inpatient medical unit for controlled refeeding and telemetry.
Hemodynamic instability and very low BMI necessitate medical admission to monitor for and prevent refeeding syndrome during initial caloric replenishment.
3
Determine the optimal timing for core psychological interventions.
Initiate cognitive-behavioral therapy (CBT) after medical stability is achieved.
Severely malnourished patients often lack the cognitive capacity to engage in intensive psychotherapy until basic nutritional rehabilitation has commenced.
4
Plan for longitudinal care and relapse prevention.
Transition the patient to an outpatient multidisciplinary eating disorder program.
Eating disorders are chronic conditions requiring long-term psychiatric, nutritional, and medical follow-up to maintain recovery.

Key Concept

The management of severe anorexia nervosa prioritizes immediate assessment of life-threatening cardiac and metabolic complications, followed by inpatient medical stabilization to prevent refeeding syndrome, before advancing to definitive psychotherapy and long-term outpatient care.
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Topics

Somatic Symptom and Eating Disorders

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