Eating disorders Flashcards
1
Q
Anorexia nervosa diagnostic criteria
A
- BMI index of 17.5 or less
- self induced weight loss (strict dieting, vomitting, excessive exercise)
- body image disturbance
- fear of fatness
- amenorrhoea
2
Q
Investigations for anorexia nervosa?
A
- haematology
- biochemistry
- ECG
- DXA
3
Q
Cardiovascular complications of anorexia?
A
- hypotension
- bradycardia
- prolonged QT
- arrhythmia
- hypercholesterolaemia
4
Q
Metabolic complications of anorexia
A
- hypothermia
- dehydration
- electrolyte disturbance (low potassium, magnesium, calcium, phosphate)
- hypoglycaemia
- raised LFTs
5
Q
Haematological complications of anorexia?
A
- anaemia
- low WBC
- thrombocytopenia
- iron deficiency
- B12 and folate deficiency
6
Q
Renal complications of anorexia
A
- nocturia
- acute renal failure
- chronic renal failure
- psychogenic polydipsia
7
Q
Endocrine complications of anorexia
A
- low oestrogen, testosterone, gonadotrophins
- low thyroxine
- raised cortisol
8
Q
GI complications of anorexia
A
- swollen salivary glands
- dental caries, erosion of enamel
- delayed gastric emptying, bloating
- constipation
9
Q
MSK complications of anorexia
A
- cramp
- tetany
- muscle weakness
- osteoporosis
- fractures
10
Q
Bulimia nervosa diagnostic criteria
A
- persistent preoccupation with eating
- irresistible craving for food
- binges
- attempts to counter the effects of binges (starvation, vomiting, laxatives, drug misuse)
- morbid dread of fatness
11
Q
Physical signs of bulimia
A
- calluses on knuckles (Russell’s sign)
- parotid hypertrophy
- dental caries
12
Q
Medical complications of bulimia
A
- Oesophageal reflux
- Oesophageal tears/rupture
- Hypokalaemia
- Subconjunctival haemorrhage
- Dehydration
- Seizures – metabolic abnormalities
13
Q
Binge eating disorder
A
- episodes of compulsive overeating
- taste and quality of food important
- NO compensatory behaviour
- weight and shape less important to self-esteem than bulimia
