Feeding Disorders Flashcards
Anorexia Nervosa
Refusal to maintain normal body weight Body weighs less than 85% of the normal Intense fear of weight gain Loss of menstrual period Distorted body image.
What does Anorexia refer to
Loss of appetite
What does Nervosa refer to
Loss of appetite is due to emotional reasons
What are the two types of Anorexia Nervosa?
Restricting Type
Binge-eating and purging Type
Restricting Type
Weight Loss is achieved by severely limiting the food intake
Binge-eating and purging Type
Regularly engage in binge eating and purge.
What behaviours do binge-eating and purging type exhibit?
A pisss
- personality disorders
- impulsive behavior
- stealing,
- alcohol and drug use,
- social withdrawal
- suicide attempts.
Cormobidity for women?
- Depression
- OCD
- Phobia
- Panic disorder
- Alcoholism
- Personality disorders
Comorbidity for men?
- Mood disorders
- Schizophrenia
- substance dependency.
What are the physical consequences of anorexia nervosa due to starvation and use of laxatives?
- Heart rate slows down
- Blood pressure often fails
- kidney and gastrointestinal problems develop
- bone mass declines
- nails become brittle
- hormone level changes
- mild anemia may occur
- loss of hair
- tiredness/weakness and even sudden death.
How long does it take to recover?
at least 7/6 years
Bulimia Nervosa
This disorder involves rapid consumption of large amount of food followed by compensory behaviours such as fasting, excessive exercise or vomiting to prevent weight gain. (<2 hours)
What is the key difference between bulimia nervosa and anorexia nervosa?
Weight loss. Anorexia nervosa loose a lot of wait but bulimia nervosa does not.
What is the criteria for diagnosis for bullimia nervosa?
- Recurrent episode of a binge eating
- Recurrent compensatory behaviours to prevent weight gain for example vomitting
- Body shape and weight are extremely important for self-evaluation .
What are the subtypes of bullimia nervosa?
purging type and non-purging type.
Comorbidity with bullimia nervosa?
- depression
- personality disorder
- anxiety disorder
- substance abuse
- conduct disorder
Comorbidity with bullimia nervosa for men?
substance dependence and mood disorder
Physical consequences of bullimia nervosa?
- Irregular heartbeats + periods
- potassium depletion
- loss of enamel
- salivary glands become swollen.
- vomit leads to tear of tissues in the stomach and throat.
Binge Eating disorder
recurrent binges lack of control during binging rapidly eating eating alone. Distress about bingeing. They are obese.
How is this disorder different from aneroxia?
Lack of weight loss
How is it different from bullimia nervosa
Lack of compensatory behaviours
What are the risk factors for the development of binge eating disorder?
- childhood obesity
- critical comments regarding being overweight
- low self-concept
- depression
- childhood physical and sexual abuse
Etiology of eating disorders : genetics
Both aneroxia nervosa and bulimia nervosa run in the families.
Neurobiological factors etiology of eating disorders
Endogenous opioids are substance produced by the body to reduce pain sensations, enhance mood and suppress
appetite. They are released during starvation. Also, people exercise and opioids are released hence reinforcing behaviours.
Serotonin feeling of full. Restrict food and serotonin system gets disturbed.
Psychodynamic views
disturbed child/parent relationship
low self-esteem and perfectionalist
Cognitive behavioural views
fear of being fat and distorted body images.
lose weight reinforced by self-mastery
Socio-cultural factors
culture worships thin people
Fat negative connotation : lack of self-control, less smart, lazy and greedy
Family
They have conflict in the family
