Mehl. eating disorders 04-06 (2) Flashcards
M. anorexia. definition. WHAT BMI MUST BE?
Intense preoccupation with maintaining low body weight and an intense fear of gaining weight. BMI must be low (i.e., <18.5) for diagnosis.
M. BMI must be low (i.e., <18.5) for diagnosis.?
anorexia
M. anorexia. what CP can be seen, but not definitive?
- Purging can be seen (not limited to bulimia).
M. anorexia. Vignette can give girl who runs 12 miles per day and barely eats.
.
M. anorexia. what fractures usmle likes?
USMLE likes metatarsal stress fractures due to decrease bone density
M. anorexia. The Q can ask what the patient is at risk for later in life ->?
osteoporosis (reduced adipose -> reduced estrogen).
M. anorexia. what reproductive finding can be seen?
Amenorrhea in females can be seen but is no longer mandatory for diagnosis.
USMLE wants “abnormal GnRH pulsation” as the mechanism for amenorrhea in anorexia, where LH and FSH are both decreased. This is called hypogonadotropic, or central, amenorrhea.
M. anorexia. what GnRH pulsation?
“abnormal GnRH pulsation” as the mechanism for amenorrhea in anorexia, where LH and FSH are both decreased. This is called hypogonadotropic, or central, amenorrhea.
M. anorexia. LH, FSH?
USMLE wants “abnormal GnRH pulsation” as the mechanism for amenorrhea in anorexia, where LH and FSH are both decreased.
This is called hypogonadotropic, or central, amenorrhea.
M. anorexia. what amenorrhea?
hypogonadotropic, or central, amenorrhea.
M. anorexia. what BMI need hospitalization?
BMI <15 or overt malnutrition is indication for hospital admission.
M. anorexia. Tx? 2
Tx is CBT and/or SSRI.
M. anorexia. what Tx when anorexia + depression?
Mirtazapine is an a2-antagonist that stimulates appetite and is used for patients with depression and anorexia.
M. anorexia. what drugs is avoided?
Avoid bupropion in patients with eating disorders (lowers seizure threshold).
M. anorexia. what is the cause of death?
Most common cause of death is ventricular fibrillation due to hypokalemia.
M. anorexia.
Olanzapine can be used in theory (anti-psychotic that incr. appetite).
.
M. bulimia. definition?
Binge eating followed by compensatory behaviors such as vomiting, excessive exercise, or the use of laxatives.
M. bulimia. BMI?
BMI is normal or increased (unlike anorexia, where it must be decreased).
M. bulimia. Tx?
Tx is CBT and/or SSRI.
M. Binge-eating disorder. definition?
Frequent episodes of consuming large amounts of food in a short time period, often in secret; usually accompanied by feelings of guilt or shame.
M. Binge-eating disorder. what behaviour post eating?
Unlike bulimia, these episodes are not regularly followed by purging, excessive exercise, or other compensatory behaviors.
M. Binge-eating disorder. Tx?
- Tx is CBT and/or SSRI.
