Eating Disorders Flashcards
Eating disorders definition?
Persistent disturbance of eating behaviour or intended control of weight - significantly impairs physical health or psychosocial functioning
driven by fear of fatness or extreme distress about eating
Disturbance of eating behaviours?
Binge eating
Restricted eating - quantity, range
Behaviour intended to control weight?
Restricted eating (fasting)
Self induced vomiting
Excessive exercise
Laxative, diuretic and other energy burning or appetite suppressing medications (caffeine, smoking)
Physical health impairment from eating disorders?
Impacts growth and development
Stops periods
Effects on brain
Osteoporosis
High mortality
Psychosocial function impairments from eating disorders?
Functional impairment - impacts work, relationships, daily living
Distress
Anorexia nervosa
-Restricted intake relative to requirement -> significantly low body weight
-Intense fear of gaining weight
-Disturbance in experience of weight
amenorrhoea NOT in DSM-5
subtypes - restricting vs binge-eating
Bulimia Nervosa?
-Overeating episodes (large amount of food in discrete time, lack of control)
-Inappropriate compensatory mechanisms
-Body image disturbance
occur at least once per week for 3 weeks
Binge-eating?
-overeating without compensation
-frequently overweight
Binge vs purging?
Binge - lack of control. Excessive eating without compensation. Frequently overweight.
Purge - over exercise, vomiting, laxatives. Compensation without excessive eating. Normal weight.
Purging disorder?
-recurrent purging behaviour to influence weight or shape (self-induced vomiting, laxatives, diuretics, insulin…) in absense of binge-eating
-normal weight
ARFID?
-feeding disturbance - significant weight loss, nutritional deficiency, dependence on enteral feeding, psychosocial interference
-replaces and extends Feeding Disorders of Infancy and Early Childhood
No weight/shape concerns
avoidant restrictive food intake disorder
ARFID three main subtypes?
- Individuals who do not eat enough/show little interest in feeding
- Individuals who only accept limited diet in relation to SENSORY features
- Individuals whose food refusal is related to AVERSIVE EXPERIENCE
Key messages from medical emergencies in eating disorders?
Actively treat
Re-feeding (safely)
Fluid and electrolytes
Discharge to appropriate setting
Manage behaviours
mental health - compulsions, concerns, onward care, comorbidities
Best pointers to eating disorder risk?
Cardiovascular parameters
normal blood tests do not mean things are ok
Risk factors for eating disorders?
Genetics
Female gender
Premature birth
Low self esteem
Diabetes
Anxiety, trauma, abuse,
