Eating Disorders Flashcards
What is anoreixa nervosa
Restriction of food intake + Compulsive compensatory behaviour + BMI <17.5 or 15% below ideal weight + Low self target weight + Fear of weight gain +
Used to need widespread endocrine disorder but no longer part of criteria
- Amenorrhoea in F
- Loss of sexual interest in M
What are compensatory behaviours in anorexia
Self-induced vomiting
Laxative / diuretics / appetite suppressant
Excessive exercise
What are other symptoms of anorexia
Absence of menstrual cycle Late menarche Absence of 2 sexual characterisitcs Delayed puberty Short stature Languo hair growth Cold intolerance Blue hands and feet Low BP Bradycardia Fainting Bloating / constipation Dry. skin Early satiety Enlarged salivary glands Weakness Fatique Hypothyroid Osteopenia / osteoporosis - bone density scan
What causes Brady and low BP
Heart slows and peripherally shut down
What do you do due to risk of osteoporosis
Bone density scan
What is it called if normal BMI but anorexic symptoms
Bulimia + anorexic drive
What is it called if low BMI but bulimic symptoms
Anorexia + bulimia sub type
What is atypical anorexia
Don’t meet full criteria
Are symptoms reversible
Yes with good nutrition
What questionnaire
SCOFF
How do you assess
Nutrition
BMI
Bloods - electrolytes
What are physiological consequences
Hypokalaemia - risk of arrhythmia Low FSH and LH Low oestrogen and testosterone Hypothyroid Hypothermia Raised cortisol Raised GH Raised glucose/ imapired Raised cholesterol / carton
Summarisie physioogical
Most low
G+C up - glucose / GH / glands / cortisol / cholesterol
If someone presents to ED what may they have
Hypokalaemia
Do ECG
ABG - alkalosis + low Cl due to vomit
- Can cause palpitation
What is Bulimia Nervosa
Episodes of binge eating with a sense of loss of control +
Compensatory behaviour / purging
2x a week for 3 months