This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Personality Disorders, Subject name: Psychiatry
[{'content': 'Anorexia nervosa is an eating disorder characterized by all EXCEPT: \nSelect and explain. \nA. Menorrhagia, B. Salivary gland enlargement, C. Acrocyanosis, D. Bradycardia', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. (a) MenorrhagiaHarrison 17th/471-7Amenorrhea (and not menorrhagia) is seen in 100% patients of an-orexia nervosa. It is a mandatory finding diagnostic criterion to be fulfilled for anorexia nervosa. Anorexia NervosaBulimia NervosaFeatureRefusal to maintain body weight above a minimal normalIrresistible craving for food with episodes of over eating in less time (Binge eating)Method of weight control Attempts to counter act the effects of over eating by self-induced vomiting:* Purgative abuse,* Periods of starvations* Appetite suppressantsRitualised excerciseCommonRareAmenorrhea100%50%Decreased Vital| BP, | PulseCommonUncommonHypothermiaCommonRareSkin changes (hirsutism)CommonRareMedical ComplicationsHypokalemia Cardiac arrythmiasHypokalemia Cardiac arrythmias', 'role': 'assistant'}]