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Related Concept Videos

Anorexia Nervosa01:28

Anorexia Nervosa

Anorexia nervosa is a complex and severe eating disorder characterized by an intense fear of weight gain, an unrelenting pursuit of thinness, and a distorted body image. It often leads to dangerously low body weight relative to an individual's age and height. This disorder is marked by significant physical and psychological consequences, making it one of the most life-threatening psychiatric illnesses.
Symptoms and Physical Effects
Individuals with anorexia nervosa commonly exhibit extreme...
Bulimia Nervosa01:30

Bulimia Nervosa

Bulimia nervosa is a complex and severe eating disorder characterized by a cyclical pattern of binge-and-purge eating pattern. It generally involves an episode of binge eating, followed by compensatory behaviors such as vomiting, excessive exercise, laxative use, or fasting, to prevent weight gain. Despite often maintaining a normal weight, individuals with bulimia are intensely preoccupied with their body image and harbor an overwhelming fear of gaining weight. This can contribute to the...
Metabolic States of the Body: Fasting and Starvation01:24

Metabolic States of the Body: Fasting and Starvation

During the initial hours of fasting, the body uses up its glycogen stores as an energy source. Once these glycogen reserves are depleted, the body begins breaking down stored triglycerides and structural proteins. During this stage, glycerol becomes a key substrate for gluconeogenesis, while free fatty acids undergo beta-oxidation to provide energy for tissues, such as skeletal muscle. In the fasting state, the body spares protein breakdown as much as possible to conserve muscle and structural...
Binge Eating Disorders01:23

Binge Eating Disorders

Binge eating disorder is a significant mental health condition characterized by recurrent episodes of excessive food consumption within a short period, accompanied by a perceived loss of control over eating behavior. Unlike occasional overeating, binge eating disorder is marked by distressing emotions such as guilt, shame, and anxiety following binge episodes. The disorder affects individuals across different ages and backgrounds, with profound implications for physical and psychological...

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Related Experiment Video

Updated: Jun 12, 2026

Assessing Activity-based Anorexia in Mice
08:26

Assessing Activity-based Anorexia in Mice

Published on: May 14, 2018

[Laboratory changes in anorexia nervosa].

A Baumann1, S Heitmann, V Bubendorff

  • 1Gynäkologie und Geburtshilfe, Paracelsus-Spital, Richterswil.

Praxis
|May 28, 2010
PubMed
Summary
This summary is machine-generated.

Diagnosing anorexia nervosa requires medical history and physical exams. Recognizing typical lab changes, like electrolyte imbalances and hormone level alterations, aids in diagnosis.

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Related Experiment Videos

Last Updated: Jun 12, 2026

Assessing Activity-based Anorexia in Mice
08:26

Assessing Activity-based Anorexia in Mice

Published on: May 14, 2018

Using the Activity-based Anorexia Rodent Model to Study the Neurobiological Basis of Anorexia Nervosa
07:46

Using the Activity-based Anorexia Rodent Model to Study the Neurobiological Basis of Anorexia Nervosa

Published on: October 22, 2015

Control of Eating Behavior Using a Novel Feedback System
04:48

Control of Eating Behavior Using a Novel Feedback System

Published on: May 8, 2018

Area of Science:

  • Endocrinology
  • Clinical Medicine
  • Biochemistry

Context:

  • Anorexia nervosa diagnosis relies on clinical criteria and physical examination.
  • Physicians benefit from understanding characteristic laboratory alterations in patients with anorexia nervosa.
  • Laboratory findings provide crucial diagnostic hints for anorexia nervosa.

Purpose:

  • To outline essential diagnostic elements for anorexia nervosa.
  • To detail typical laboratory parameter changes observed in anorexia nervosa.
  • To provide physicians with knowledge of laboratory diagnostics for anorexia nervosa.

Summary:

  • Diagnosis of anorexia nervosa involves medical history (DSM-IV/ICD-10) and physical examination.
  • Key laboratory findings include hyponatremia, hypokalemia, hypochloremia, elevated liver enzymes, and reduced blood cell counts.
  • Hormonal changes typical in anorexia nervosa include decreased leptin, NPY, T3, FSH, LH, and estrogen, with elevated ghrelin, PP, TNF-alpha, and cortisol.

Impact:

  • Enhances diagnostic accuracy for anorexia nervosa.
  • Facilitates earlier identification of patients with anorexia nervosa.
  • Supports clinical decision-making through detailed laboratory parameter insights.