Eating Disorders Flashcards
Anorexia nervosa - BMI
17.5 or less
What is anorexia nervosa?
Self induced weight loss
Body image disturbance
Fear of fatness
Amenorrhoea
Common means of self induced weight loss?
Strict dieting
Inducing vomiting
Excessive exercise
Medication
Which medications are commonly abused by anorexia nervosa sufferers?
Laxatives
Anorexia nervosa - physical features
Muscle wasting Hair loss Lanugo hair Cold, blue peripheries Dry skin Bruising
Anorexia nervosa sufferers tend to be TACHYCARDIC/BRADYCARDIC and HYPERTENSIVE/HYPOTENSIVE ?
Bradycardic
Hypotensive
Anorexia nervosa - high risk patient will have a BMI of ____ or less.
13
Anorexia nervosa - investigations
Haematology
Biochemistry
ECG
DEXA scan
Anorexia nervosa - high risk patient ECG findings
Prolonged QT
Bradycardia <40
Anorexia nervosa - high risk patients will be unable to rise from a squat without using arms for leverage. True or false?
True
Anorexia nervosa - it is common to have cognitive impairment in high risk patients?
True
Anorexia nervosa - high risk patients have a core temperature of?
Less than 34 degrees
What is refeeding syndrome?
Potentially fatal shifts in fluids and electrolytes that may occur in malnourished patients after receiving artificial refeeding.
How do you prevent refeeding syndrome?
Frequent blood monitoring
Slow pate of initial artificial feeding
Anorexia nervosa - emergency management
Start artificial feeding via NG tube
Anorexia nervosa - psychological management
CBT
Dietician involvement
Bulimia nervosa - definition
Persistent preoccupation with eating
Binge eating -> then purge
Irresistible craving for food
Bulimia nervosa - physical features
Calluses on knuckles
Parotid hypertrophy
Dental caries
What is Russells sign?
Calluses on knuckles
Bulimia nervosa - management
Guided self help
CBT
SSRI
Why are SSRI useful in bulimia nervosa?
Reduces the craving to binge
