Anorexia Nervosa

Question 1

What is the BMI threshold for Anorexia Nervosa?

Answer 1

BMI < 17.5

Question 2

List two vital signs that may be low in individuals with Anorexia Nervosa.

Answer 2

• Low BP
• Low HR (long QTc)

Question 3

What physical sign is present in Anorexia Nervosa?

Answer 3

• Lanugo hair
• Amenorrhoea

Question 4

What are the four key criteria for diagnosing Anorexia Nervosa?

Answer 4

• Low body weight
• Fear of gaining weight
• Distorted body image
• Restrictive eating

Question 5

What is the recommended treatment for individuals with a BMI < 18?

Answer 5

Family therapy

Question 6

What type of therapy is commonly used for Anorexia Nervosa?

Answer 6

CBT

Question 7

Which class of medications can help with comorbid depression and anxiety in Anorexia Nervosa?

Answer 7

SSRIs

Question 8

What are the expected low laboratory findings in Anorexia Nervosa?

Answer 8

• Low Calcium
• Low magnesium
• Low phosphate
• Low potassium
• Low FSH
• Low LH
• Low oestrogen
• Low testosterone
• Leukopenia

Question 9

What are the expected high laboratory findings in Anorexia Nervosa?

Answer 9

• High Growth hormone
• High cortisol
• High cholesterol

Question 10

What metabolic condition can occur in Anorexia Nervosa due to vomiting or diuretics?

Answer 10

Metabolic alkalosis

Question 11

What does the SUSS test assess in patients with Anorexia Nervosa?

Answer 11

Sit up, squat and stand

Question 12

What happens if a patient fails the SUSS test?

Answer 12

Leads to admission

Question 13

What is refeeding syndrome and what are its symptoms?

Answer 13

• Oedema
• Confusion
• Tachycardia

Question 14

What causes refeeding syndrome?

Answer 14

High insulin leading to K+, Mg++, PO4- rapidly entering cells

Question 15

What vitamin supplement is recommended before refeeding in Anorexia Nervosa?

Answer 15

High dose vitamins (Pabriex)