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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

Visual explanation — Related Visual
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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