Flashcards in Eating disorders Deck (16):
What are some iatrogenic causes of obesity?
-anti-psychotics and/or antidepressants
-block H1 --> increase appetite
-block achm --> weight gain
-block 5-HT2c --> sensitivity of leptin, increase weight
what are 3 pharmacologic therapies for obesity?
-amphetamines (decreases appetite)
-orlistat (lipase inhibitor) --> can't absorb fat; side effect: diarrhea
-topiramate and zonisamide (anti-convulsants)
What's is the DSM-5 diagnosis of anorexia nervosa?
-refusal to maintain 85% typical weight
-restriction of energy intake requirements --> low body weight
-fear of gaining
-body image disturbance (dysmorphism)
-missed menstrual cycles x 3 (DSM-IV)
-restricting type = does not eat, does not purge
-binge/purge type = does binge or purge
-severity is based on BMI
What's the mortality rate of anorexia nervosa?
What's the personality profile of someone who has anorexia nervosa?
rigid and controlling and high achieving or are being rigidly controlled
What are some comorbidities assoc with anorexia nervosa?
-rigid and perfectionistic traits
-delayed psychosexual development
What are some medical issues assoc with anorexia nervosa?
-bradycardia, hypotension, syncope
-electrolyte imbalance, low K+
-delayed gastric emptying
What is the DSM-5 diagnosis of bulimia nervosa?
-recurrent binge eating
-eating an atypically large amt in discrete period of time disproportionate to typical eating
-purging vs non-purging types
-no anorexia present
-loss of control
-vomiting, laxative use, enema,s diuretics, exercise
-binges 1x/wk for 3 months
-compensatory behaviors necessary for diagnosis
Which has greater prevalence: anorexia nervosa or bulimia?
Unlike anorexia nervosa in which the affected person has a rigid, high acheiving personality, what does a person with bulimia have?
dysfunctional family, less rigid and more conflued, outgoing, angry, impulsive traits, borderline personality, more substance abuse & personality d/o
What are some medical signs of someone with bulimia nervosa?
-poor dentition, enamel loss, cavities
-abraided knuckles (Russell's sign)
-high amylase/salivary enlargement
-low PO4, low Mg
Which meds are approved for bulimia nervosa?
What is avoidant/restrictive food intake disorder?
-failure to meet diet/energy needs
-weight loss, nutritional deficiency
-doesn't meet full anorexia criteria
What is binge eating disorder?
-lack of control
-1x/wk for 3 months
-no purges or compensations
What is PICA?
-persistent eating of non-nutritive substance for 1 month
-not developmentally or culturally appropriate
-not medical or from intell disability or autism