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HPSSSB Staff Nurse - 2016
Mental Health Nursing
Medium

Persistent lack of appetite often occurring with vomiting and severe weight loss is referred to as?

Appeared in: HPSSSB Staff Nurse - 2016

Explanation

  • Anorexia nervosa is an eating disorder defined by an intense fear of gaining weight, a distorted body image, and a relentless pursuit of thinness, leading to significantly low body weight.
  • The question's mention of 'severe weight loss' is the most critical clue, as this is a hallmark feature of Anorexia nervosa, distinguishing it from other eating disorders like Bulimia nervosa.
  • While 'lack of appetite' is in the name, individuals often feel hunger but actively restrict intake. In later, severe stages, a true loss of appetite can occur.
  • Vomiting is a behavior seen in the binge-eating/purging subtype of Anorexia nervosa, which aligns with the symptoms described in the question.

Why Other Options Were Wrong

  • Option A: Stuttering is a speech-fluency disorder characterized by repetitions, prolongations, or blocks in speech. It is completely unrelated to eating, appetite, or body weight.
  • Option C: Bulimia nervosa involves cycles of binge eating followed by compensatory behaviors like vomiting. However, a key diagnostic criterion is that the individual maintains a body weight at or above a minimally normal level. The 'severe weight loss' mentioned in the question rules out Bulimia nervosa.
  • Option D: Pica is an eating disorder characterized by the persistent consumption of non-nutritive, non-food substances like dirt, paint chips, or paper. It is not defined by weight loss or vomiting.

Related Visual

side comparison chart of Anorexia Nervosa and Bulimia Nervosa. The chart should list key differentiating features: Body Weight significantly underweight vs. normal/overweight,...
Clinical Relevance
  • Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Differentiating Eating Disorders as background academic context rather than a clinical decision trigger.
  • Nurses play a vital role in identifying eating disorders by assessing nutritional status, weight history, and eating patterns. A key assessment point is differentiating between anorexia and bulimia based on the patient's body weight.
  • A critical patient-safety concern during the treatment of Anorexia Nervosa is Refeeding Syndrome. Nurses must monitor for electrolyte imbalances (especially hypophosphatemia), fluid shifts, and cardiac complications when a severely malnourished patient begins nutritional rehabilitation.
  • What if? If the patient described had a normal body weight but engaged in self-induced vomiting after meals, the diagnosis would shift from Anorexia Nervosa to Bulimia Nervosa. The body weight is the key differentiator.
How to Approach the Question
  • First, analyze the keywords in the question: 'persistent lack of appetite', 'vomiting', and 'severe weight loss'.
  • Evaluate the options. 'Stuttering' is a speech disorder and can be immediately eliminated as irrelevant.
  • Next, consider the remaining eating disorders. 'Pica' involves eating non-food substances, which is not mentioned, so it can be eliminated.
  • The final choice is between 'Anorexia nervosa' and 'Bulimia nervosa'. Both can involve vomiting.
  • The key differentiator is 'severe weight loss'. This is the hallmark of Anorexia nervosa. Individuals with Bulimia nervosa are typically of normal or above-normal weight.
  • Therefore, the combination of symptoms, especially severe weight loss, points directly to Anorexia nervosa.
Concept Tested & Keywords
  • Concept Tested: Differentiating Eating Disorders
  • Stem keywords: persistent lack of appetite, vomiting, severe weight loss
  • Lead-in keywords: referred to as
  • Clinical cues: The combination of severe weight loss, vomiting, and lack of appetite points towards a specific eating disorder where body weight is a key diagnostic criterion.

Question ID

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Reference Book

E6 Nursing Fundamentals Taylor p. 499-501

E6 Robert Boland, Marcia L. Verduin - Kaplan and Sadock's Comprehensive Text of Psychiatry-Wolters Kluwer Health (2024) (pp 1-16525 of 16525) p. 6918-6920

E6 Kaplan Sadock's Synopsis of Psychiatry-2022 (pp 1-3768 of 3768) p. 1511-1513

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