Eating disorders

Question 1

are women or men more likely to have eating disorder

Answer 1

women

Question 2

which age group of people are most likely to get eating disorders

Answer 2

teenagers/young adults

Question 3

what chronic medical condition is a risk factor for developing an eating disorder

why

Answer 3

type 1 diabetes

deliberate poor adherence of insulin

Question 4

which personality disorder is associated with bulimia

Answer 4

impulsive personality disorder

Question 5

which personality disorder is associated with anorexia

Answer 5

obsessive compulsive personality disorder

also OCD (diff things though)

Question 6

if someone with an eating disorder is acutely unwell, what is the treatment

Answer 6

acute admission (can use mental health act if incapacity and emergency)

renutrition - weight gain via oral nutrition support/NG tube

Question 7

why is an NG tube used rather than parenteral nutrition in eating disorders

Answer 7

gut works fine

Question 8

complications of renutrition in eating disorders

Answer 8

refeeding syndrome

Question 9

chronic treatment of someone with an eating disorder

Answer 9

CBT
family therapy (for teens)
dietician

Question 10

if onset of eating disorder is after puberty, what is the prognosis like

Answer 10

poorer

Question 11

criteria of anorexia (5)

Answer 11

BMI <17.5
deliberate self induced weight loss 
body image disturbance 
fear of fatness 
amenorrhoea - cessation/abnormal periods

Question 12

what type of hallucinations do people with anorexia get

Answer 12

auditory hallucinations - ‘youre fat’

Question 13

why do people with anorexia drink lots of water

Answer 13

to compensate for hunger

Question 14

is there a loss of interest in food in anorexia

Answer 14

no - often preoccupied by it, wont eat fattening foods

Question 15

which haematological problem is strongly associated with anorexia

Answer 15

anaemia

Question 16

why do people have poor dental hygiene in eating disorders

Answer 16

self induced vomiting

Question 17

russells sign

Answer 17

calluses over knuckles from self induced vomiting

Question 18

heart problems in anorexia

Answer 18

prolonged QT
bradycardia (hr <40)
systolic BP <80

Question 19

squat test in anorexia

Answer 19

unable to stand up from a squatting position without using hands

Question 20

inpatient weight criteria for anorexia

Answer 20

BMI <13

or >1kg/week weight loss

Question 21

investigation

Answer 21

SCOFF questionnaire

sick - ever make yourself sick after food
control - loss of
one stone - every lost >1 stone in 3 months
fat - do you thin youre fat
food - does food dominate your life

Question 22

what MSK problem are anorexics at higher risk of

Answer 22

osteoporosis and fractures

Question 23

what potassium electrolyte problem is common in anorexia

Answer 23

hypokalaemia

Question 24

hypoglycaemia or hyperglycaemia in anorexia

Answer 24

hypoglycaemia

Question 25

after treatment, what is the relapse rate of anorexia

Answer 25

25%

Question 26

is bulimia or anorexia more common

Answer 26

bulimia

Question 27

compensatory methods after a binge (4)

Answer 27

self induced vomiting
laxatives/diuretics
excessive exercise
fasting

Question 28

how does bulimia differ from anorexia

Answer 28

binges x2 per week for >3 months

Question 29

in bulimia is there usually endocrine abnormalities

Answer 29

no - they are still eating, just bingeing on top (no starvation)
more significant in anorexia

Question 30

which drug can reduced cravings to binge

Answer 30

SSRIs

Question 31

what arterial blood gas (ABG) may someone with bulimia present with

Answer 31

metabolic alkalosis - from vomiting (losing stomach acid = alkalosis)