Eating disorders Flashcards
What are eating disorders?
-Mental disorders
-Driven by fear of fatness or extreme distress about eating
What are examples of behaviour intended to control weight (bulimia nervosa)?
-Restricted eating (fasting)
-Self induced vomiting
-Excessive exercise
-Laxative, diuretic and other energy burning or appetite suppressing medications
How can eating disorders impair physical health?
-Impacts growth and development
-Stop periods
-Effects on the brain
-Results in osteoporosis
-High mortality
How can eating disorders impair psychosocial function?
-Functional impairment: impacts work. relationships, daily living
-Distress
What are the DSM5 and ICD11 feeding and eating disorders?
-Anorexia nervoisa
-Bulimia nervosa
-Binge eating disorder
-Other specified feeding and eating disorders
-Avoidant/restrictive food intake disorder
-Rumination disorder/syndrome
-Pica
What are the criteria for anorexia nervosa?
-Restriction of energy intake leading to significantly low body weight
-Intense fear of gaining weight with persistent behaviour that interferes with weight gain
-Lack of awareness of low weight
What are the 2 subtypes of anorexia nervosa?
-Restricting
-Bing eating/purge
What is bulimia nervosa?
-Over eating episodes: large amount of food with a lack of control
-Inappropriate compensatory mechanisms
-Body image disturbance
-Occurs at least once a week for 3 weeks
-Driven by guilt
-Normal/high weight
What us binge eating disorder?
-Episodes of over eating
-No/minimal compensation
-Frequently overweight
What is purging disorder?
-Recurrent purging behaviour to influence weight/shape in the absence of binge eating
-Weight in normal range
What is ARFID?
-Feeding/eating disturbances: significant weight loss, significant nutritional deficiency, dependance on enteral feeding/nutritional supplements, marked interference with psychosocial functioning
-No weight/shape concerns
What are the 3 main subtypes of ARFID?
-Individuals who do not eat enough/show little interest in feeding
-Individuals who only accept a limited diet in relation to sensory features
-Individuals whose food refusal is related to aversive experience
What are psychological risk factors for eating disorders?
-Temperament/personality
-Neurocognition
-Self esteem
-Psychopathology
-Behaviour
What are sociocultural risk factors for eating disorders?
-Family
-School/peers
-Wider social influences
What are trauma/life events risk factors?
-Sexual abuse
-Life events
