Ott Eating Disorder Flashcards
Definition of anorexia nervosa
-Restriction of energy intake leading to a significantly low body weight
-Intense fear of gaining weight or becoming fat
Common comorbidity associated with anorexia
Depression
Two types of anorexia
-Restricting type
-Bing-eating/purging type
Definition of restricting type anorexia
-During the last 3 months, the individual has NOT engaged in recurrent episodes of binge eating or purging behavior
-Weight loss is accomplished primarily through dieting, fasting, and/or excessive exercise
Definition of binge-eating/purging type anorexia
-During the last 3 months, the individual has engaged in recurrent episodes of binge eating or purging behavior
-Difference between purging anorexia and bulimia is the low body weight for anorexia
What is considered the low end of a normal BMI
18.5
What is mild anorexia?
BMI greater than 17
What is moderate anorexia?
BMI 16-16.99
What is severe anorexia?
BMI 15-15.99
What is extreme anorexia?
BMI less than 15
Health consequences associated with anorexia
-Abnormally slow heart rate, low blood pressure
-Decreased bone density
-Weakness
-Electrolyte abnormalities
-Hypoglycemia
-Dry skin, hair loss
-Severe dehydration
-Downy layer of hair all over body
-Cold intolerance
-Delayed gastric emptying
-Constipation
Difference between inpatient vs outpatient treatment
-Inpatient focuses on treatment of acute risks
-Outpatient focuses on treatment of chronic symptoms and relapse prevention
What is re-feeding syndrome
-When starving, energy is principally derived from fat
-Re-feeding results in shift from fat metabolism to glucose metabolism
-This leads to hypokalemia, water retention and severe edema
-This can cause multiple organ failure
How to treat anorexia
-Increase calories slowly (often eating as low as 300 - 700 kcal/day)
-Cognitive behavioral therapy
What is contraindicated in anorexia?
Bupropion
