Mental or Behavioral Dysfunction
anorexia nervosa
an·o·rex·i·a [ nur-voh-suh ]
Subclass of:
Feeding and Eating Disorders
Definitions related to anorexia nervosa:
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A clinical disorder in which a patient has an emotional abnormality characterized by an obsessive desire to lose weight by refusing to eat.ACC/AHA Clinical Data TerminologyAmerican College of Cardiology and American Heart Association , 2020
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A disorder most often seen in adolescent females characterized by a refusal to maintain a minimally normal body weight, an intense fear of gaining weight, a disturbance in body image, and, in postmenarcheal females, the development of amenorrhea.NCI ThesaurusU.S. National Cancer Institute, 2021
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An eating disorder marked by an intense fear of gaining weight, a refusal to maintain a healthy weight, and a distorted body image. People with anorexia nervosa have an abnormal loss of appetite for food, try to avoid eating, and eat as little as possible.NCI Dictionary of Cancer TermsU.S. National Cancer Institute, 2021
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An eating disorder that is characterized by the lack or loss of APPETITE, known as ANOREXIA. Other features include excess fear of becoming OVERWEIGHT; BODY IMAGE disturbance; significant WEIGHT LOSS; refusal to maintain minimal normal weight; and AMENORRHEA. This disorder occurs most frequently in adolescent females. (APA, Thesaurus of Psychological Index Terms, 1994)NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
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Syndrome in which the primary features include excessive fear of becoming overweight, body image disturbance, significant weight loss, refusal to maintain minimal normal weight, and amenorrhea; disorder occurs most frequently in adolescent females.CRISP ThesaurusNational Institutes of Health, 2006
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Anorexia nervosa is characterized by a relentless pursuit of thinness, a morbid fear of obesity, a distorted body image, and restriction of intake relative to requirements, leading to a significantly low body weight. Diagnosis is clinical. Most treatment is with some form of psychologic and behavioral therapy. Involvement of the family...Merck & Co., Inc., 2020
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Anorexia nervosa is an eating disorder characterized by the inability to maintain a minimally normal weight, a devastating fear of weight gain, relentless dietary habits that prevent weight gain, and a disturbance in the way in which body weight and shape are perceived. This condition has potentially life-threatening physiologic effects...WebMD, 2019
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Anorexia (an-o-REK-see-uh) nervosa - often simply called anorexia - is an eating disorder characterized by an abnormally low body weight, an intense fear of gaining weight and a distorted perception of weight. People with anorexia place a high value on controlling their weight and shape, using extreme efforts that tend to significantly...Mayo Foundation for Medical Education and Research
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Anorexia nervosa (AN) is an eating disorder characterized by low body weight, intense fear of gaining weight, and a body image disturbance.Athenahealth, Inc., 2019
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Anorexia nervosa, eating disorder characterized by the refusal of an emaciated individual to maintain a normal body weight. A person with anorexia nervosa typically weighs no more than 85 percent of the expected weight for the person's age, height, and sex, and in some cases much less. In addition...Encyclopedia Britannica, Inc., 2020
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