Eating Disorders Flashcards
Define eating disorders
Characterized by severe disruptions in eating behavior affect physical, psychological, and social functioning
Define anorexia nervosa
- Intense fear of gaining weight
- Distorted body image
- Body weight is below normal
Why is amenorrhea not required for diagnosis of anorexia nervosa?
- Men can get diagnosed for anorexia nervosa
- You do not need to have a period/experienced puberty to get anorexia
When is anorexia usually first diagnosed?
Adolescence or adulthood
What is anorexia triggered by?
Dieting and stress
How many times are women more likely to be diagnosed with anorexia than men?
10x
What mental disorders is anorexia comorbid with in women?
Depression, OCD, phobias, panic, and alcoholism
What is anorexia comorbid with in men?
Substance dependence, mood disorders, or schizophrenia
Does anorexia have the highest mortality rate among all psychological disorders?
Yes - suicide rates are high with death rates 10x higher than the general population
What are some physical changes associated with anorexia?
- Blood pressure and heart rate decrease
- Kidney issues
- Loss of bone mass
- Brittle nails, dry skin, hair loss
- Lanugo (soft hair)
- Depletion of sodium and potassium electrolytes
(can cause tiredness, weakness, and death)
What are the three medical sequelae or consequences of anorexia nervosa? (Give examples for each)
- Health complications
- irregular heartbeat
- hypotension (low blood pressure)
- electrolyte imbalances
- infertility - Hospitalizations
- involuntary hospitalizations - Death
- 5-8% die from complications
How many people eventually recover from anorexia? and how long does this take? are relapses common?
35-60% but less than 50% fully recover: 6-7 years: yes
What is a common cognitive distortion that people in the US with anorexia have?
They have a hard to modify distorted view of self especially in a culture that values thinness
What is the comorbidity rate between anorexia and body dysmorphic disorder?
It is not high because body dysmorphic disorder is focused on one feature of the body
Define bulimia nervosa
Uncontrollable eating binges followed by compensatory behavior to prevent weight gain
What are compensatory behaviors?
Purging, vomiting, fasting, excessive exercise
What is the time period of bulimia nervosa for it to be diagnosed?
At least one a week for 3 months
What are typical food choices for binges?
Cakes, cookies, chips
What does avoiding craved food do for binge?
It increases the likelihood of a binge?
What happens to a person during a binge and after it?
They dissociate or loss awareness during it and then feel shameful and remorseful afterwards
What is the onset age of bulimia nervosa?
Late adolescence or early adulthood
What percent of women have bulimia nervosa?
90%
What causes bulimia nervosa?
The person is overweight and they start to diet
What is bulimia nervosa comorbid with?
Depression, panic disorders, anxiety, substance abuse
How do the suicide rates of bulimia nervosa compare to the general population and anorexia nervosa?
They are higher than the general population but are much lower than in anorexia
What does the BMI/weight look like in people with bulimia nervosa?
Normal BMI or are overweight
What are the three medical sequelae/consequences of bulimia nervosa?
- Health complications
- unstable weight
- electrolyte weight
- dental problems
- cardiac problems - Hospitalization
- Death
- arise from complications
- mortality rate of 4%
What is the recovery rate of bulimia nervosa?
75%
What does the recovery rate look like in bulimia nervosa?
What does recovery look like though? No longer purge but still binge?
What percent of people remain fully symptomatic?
10-20%
When are poorer outcomes of bulimia nervosa predicted?
When depression and substance abuses are comorbid
What helps improving outcomes of bulimia nervosa?
Early interventions
What is binge eating disorder caused by?
Obesity and history of dieting
Do all obese people meet criteria for binge eating disorder? If not, what makes people qualify?
No (2-25% of obese people qualify) – must report binge eating episodes and a feeling of loss control over eating to qualify
What are risk factors of binge-eating disorder?
Childhood obesity, early childhood weight loss attempts, being taunted about your weight, low-self concept, depression, childhood physical or sexual abuse
What percent of people recover from binge-eating disorder?
About 60%
What eating disorder is the most common and lasts the longest of the three disorders?
Binge-eating disorder – lasts 14.4 years
Compare the body weight of anorexia nervosa, bulimia, and binge eating disorders
AN: Low
BN: Normal or overweight
BED: Usually overweight or obese
Compare the fear of weight gain of anorexia nervosa, bulimia, and binge eating disorders
AN: Yes
BN: Yes
BED: No
Compare the body image of anorexia nervosa, bulimia, and binge eating disorders
AN: Distorted
BN: Overconcerned with weight
BED: May be unhappy with weight
Compare the binge eating of anorexia nervosa, bulimia, and binge eating disorders
AN: Maybe
BN: Yes
BED: Yes