Eating Disorders Flashcards Preview

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Flashcards in Eating Disorders Deck (27):
1

Amenorrhea, GI complications upon refeeding, cold intolerance, lethargy, excess energy, hypotention, hypothermia, dry skin, bradycardia, erosion of enamel are all symptoms of which disorder?

Anorexia Nervosa

2

What is the diagnostic criteria for Anorexia Nervosa?

1.Refusal to maintain normal weight for height
2. intense fear of gaining weight
3. disturbance of body image
4. females - absence of 3 consecutive menstrual cycles

3

In regards to Anorexia, weight loss leading to body weight maintenance ___% below normal or failure to gain weight during period of growth leading to weight ___% below normal - BMI below ___

15; 15; 17.5

4

What are the two types of Anorexia nervosa?

restricting; binge eating/purging

5

This eating disorder can be described as recurrent episodes of binge eating accompanied by a sense of lack of control of eating during an episode at least twice a week for 3 months

Bulimia nervosa

6

In regards to Bulimia nervosa, there are recurrent inappropriate compensatory behaviors in order to prevent weight gain such as?

self-induced vomiting, laxatives, diuretics, enemas, or other medications, fasting or excessive exercise

7

True or false? Bulimia nervosa does not occur exclusively during episodes of Anorexia nervosa

true

8

What are the two types of bulimia nervosa?

purging; non-purging

9

This eating disorder can be described by recurrent episodes of binge eating. The episodes are associated with three of the following characteristics:
eating much more rapidly than normal
eating until feeling uncomfortably full
eating large amounts of food when not hungry
eating alone because of embarrassment

binge eating disorder

10

In regards to binge eating disorder, binge eating occurs, on average, at least ____ days a week for __ months

2; 6

11

Genertic research has found that some people with the restricting type of anorexia have an unusual variant of a gene that affects the reabsorption of ____

NE

12

Identical twins have a ____% chance of both having the disorder vs. ___% for siblings

55; 7

13

True or false? Many eating disordered patients have mothers who were preoccupied with weight and dieting

true

14

How do you treat a patient with an eating disorder?

stabilize; evaluate suicide risk; cognitive-behavioral therapy; nutritional therapy; guard against refeeding syndrome

15

A small dose of ____ 0.5-1.0 mg just prior to meals can help lower anxiety surrounding the eating process

lorazepam

16

In weight stable recovering patients and bulimic patients, ____ are effective

SSRIs

17

What is refeeding syndrome?

physiological and metabolic changes that occur with rapid reinstitution of feeding in a person with nutritional deprivaiton

18

Why is refeeding syndrome such a concern?

anyone regardless of age, child, or adult who has not been fed adequately can undergo major changes with fluid and electrolytes once feeding has started

19

What can be the resulting symptoms of refeeding syndrome?

death; worsening of respiratory and cardiac status

20

Who are the people at risk for refeeding syndrome?

feeding disorders (especially anorexia nervosa), refugees, famine victims, burn patients, malignancies, chronic infeciton, crohn's disease, cystic fibrosis

21

What are some physiological changes that occur when feeding has been initiated?

anabolism; glucose becomes predominant fuel; insulin is released; sift from fat metabolism to carb metabolism; rapid intracellular shift of water, K+, Mg2+, phosphate, glucose; rise in basic metabolic rate

22

In regards to important electrolytes, what clinical issue is associated with potassium?

life threatening arrhythmias

23

In regards to important electrolytes, what clinical issue is associated with phosphate?

increased anabolism cause increased requirement of phosphorylated intermediates (ATP)

24

In regards to important electrolytes, what clinical issue is associated with magnesium?

co-factor role (ATP)

25

In regards to important electrolytes, what clinical issue is associated with calcium?

compounded by low Mg; tetany cardiac arrhythmias

26

When beginning the feeding process, what percentage of caloric need should you implement?

50-75%

note: increase by 10% everyday

27

In regards to weight gain; >1kg per week may be an indicator of what?

fluid retention