End
1 :

(Visit 1)

Blood pressure 100/64 mm Hg 

Heart rate 62/min 

Respiratory rate 16/min 

Temperature 36.3° C (97.3° F) 

Oxygen saturation 98% 

6/18/XX 

(Visit 2)

Blood pressure 102/66 mm Hg 

Heart rate 56/min 

Respiratory rate 18/min 

Temperature 36.4° C (97.5° F) 

Oxygen saturation 99% 

Visit 1

ECG Normal sinus rhythm 

Cholesterol 196 mg/dL 

Platelet count 155,000/mm³ (150,000 to 400,000/mm³) 

Visit 2

ECG QT prolongation 

Cholesterol 238 mg/dL 

Platelet count 140,000/mm³ (150,000 to 400,000/mm³) 

Visit 1

Client reports taking laxatives daily and inducing vomiting 3 or 4 days per week. Client states, "I have always been a nervous person, even as a kid. I feel like I need to be perfect, or everyone will think I'm a complete failure. I can't believe I let myself gain this much weight - I look awful." BMI 16.8. 

Visit 2

Client reports no longer taking laxatives. Client also reports inducing vomiting most days and new onset of hematemesis. Petechiae noted on face and sclera. Client states, "I started therapy and have had two sessions so far. I also got some exercise equipment and have started working out twice a day." BMI 16.4. 


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QT prolongation Exercise regimen Hematemesis BMI 16.4


Hint : 🧿 Look for worsening malnutrition and complications.

Correct Highlights :
  • QT prolongation
  • Exercise regimen
  • Hematemesis
  • BMI 16.4

Rationale :

🚨 QT Prolongation — HIGHLIGHT

🧿 The change from normal sinus rhythm to QT prolongation indicates worsening cardiac involvement associated with anorexia nervosa.

🧿 Severe nutritional restriction and recurrent vomiting can cause electrolyte abnormalities, particularly hypokalemia and hypomagnesemia, which can prolong ventricular repolarization.

🧿 A prolonged QT interval increases susceptibility to dangerous ventricular dysrhythmias, including torsades de pointes.

🧿 The client's heart rate has also decreased from 62/min to 56/min, demonstrating increasing bradycardia commonly associated with starvation and metabolic adaptation.

🧿 Cardiac complications are particularly concerning in anorexia nervosa because severe malnutrition can affect myocardial structure and electrical conduction.

🧿 Frequent self-induced vomiting increases the likelihood of additional fluid, acid-base, and electrolyte disturbances.

🧿 QT prolongation represents an objective deterioration from the client's previously normal ECG and therefore requires prompt follow-up.

🧿 Continued QT prolongation, especially with significant electrolyte abnormalities, can increase the risk for syncope, life-threatening dysrhythmias, and sudden cardiac death.

🚨 Exercise Regimen — HIGHLIGHT

🧿 Exercising twice daily is concerning in a client who is already significantly underweight and continues to lose weight.

🧿 Excessive or compulsive exercise can be a compensatory behavior used by clients with eating disorders to prevent weight gain.

🧿 The client's BMI has decreased from 16.8 to 16.4, indicating that nutritional status has worsened rather than improved.

🧿 Increased physical activity further increases caloric expenditure when the client already has inadequate nutritional reserves.

🧿 Excessive exercise can worsen weight loss, fatigue, muscle wasting, and cardiovascular stress.

🧿 The behavior is especially concerning because the client expresses intense fear and negative beliefs regarding weight and body image.

🧿 Exercise in an undernourished client with bradycardia and QT prolongation can further increase cardiovascular risk.

🧿 Therefore, beginning a twice-daily exercise regimen represents deterioration rather than healthy lifestyle improvement in this clinical context.

🚨 Hematemesis — HIGHLIGHT

🧿 Hematemesis means vomiting blood and represents a potentially serious complication requiring prompt assessment.

🧿 The client has increased self-induced vomiting from 3–4 days per week to most days, demonstrating worsening purging behavior.

🧿 Repetitive forceful vomiting can traumatize the esophageal and gastric mucosa.

🧿 Forceful retching can produce a Mallory-Weiss tear, resulting in upper gastrointestinal bleeding.

🧿 Hematemesis can lead to clinically significant blood loss and hemodynamic instability if bleeding continues.

🧿 The new facial and scleral petechiae also support repeated forceful vomiting because increased intrathoracic pressure can rupture small superficial vessels.

🧿 The platelet count has fallen from 155,000/mm³ to 140,000/mm³, providing additional evidence that the client's overall clinical status warrants evaluation.

🧿 New-onset hematemesis is therefore a clear indication that the eating disorder is producing increasingly serious physical complications.

🚨 BMI 16.4 — HIGHLIGHT

🧿 The client's BMI has decreased from 16.8 to 16.4 between visits, demonstrating continued weight loss.

🧿 A BMI of 16.4 kg/m² indicates substantial underweight status and is consistent with significant malnutrition.

🧿 Continued BMI decline shows that the client's nutritional status is deteriorating despite beginning therapy.

🧿 Persistent caloric restriction combined with frequent vomiting and excessive exercise creates a substantial negative energy balance.

🧿 Progressive malnutrition can cause bradycardia, hypotension, muscle wasting, endocrine dysfunction, and impaired thermoregulation.

🧿 Severe nutritional deficiencies can also contribute to electrolyte abnormalities and cardiac conduction disturbances.

🧿 The falling BMI occurring alongside QT prolongation and bradycardia makes the weight loss particularly concerning.

🧿 Therefore, the decrease to BMI 16.4 is objective evidence that the client's anorexia nervosa is worsening.

❌ Temperature — DO NOT HIGHLIGHT

🧿 The temperature changed only from 36.3°C to 36.4°C, which does not demonstrate deterioration between visits.

🧿 Although significant hypothermia can occur with severe anorexia nervosa, this small increase does not represent worsening status.

❌ Laxative use — DO NOT HIGHLIGHT

🧿 The client reports no longer taking laxatives, representing cessation of one harmful compensatory behavior rather than deterioration.

🧿 Purging remains concerning because vomiting has increased, but the specific finding of discontinued laxative use should not be selected as worsening.


Distractor Analysis :

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