Eating disorders

Question 1

bulimia nervosa - episodes of over eating ? times per week for how long

Answer 1

at least 2 x per week for 3 months

Question 2

russels sign

Answer 2

callouses on knuckles

Question 3

BMI ? is high risk

Answer 3

< 13

Question 4

anorexia nervosa - body weight ?% below expected

Answer 4

15

Question 5

red flag signs in anorexia nervosa

Answer 5

BMI < 13
temp < 34.5
pulse < 40
BP < 80/50 
purpura
long QT, flat T waves 
low Na, K, Po4

Question 6

BMI ? means urgent referral to eating disorder unit

Answer 6

< 15

Question 7

BMI ? means routine referral

Answer 7

15 - 17.5

Question 8

what drug may decrease relapse rate in anorexia nervosa

Answer 8

fluoxetine

Question 9

In anorexia, most things are low i.e. hypokalaemia etc, which things are raised?

Answer 9

Gs and Cs are raised

• growth hormone
• salivary glands
• glucose
• carotinaemia
• cortisol
• cholesterol

Question 10

hypertension or hypotension in anorexia?

Answer 10

hypotension

Question 11

tachycardia or bradycardia in anorexia?

Answer 11

bradycardia