Investigations & Diagnosis

Investigations:

• Physical: BMI, heart rate, BP, sit-up-squat test, hydration status, circulation status
• Blood tests: ESR, glucose, U&Es, LFTs, FBC, calcium, phosphate, magnesium, B12, ferritin, TFTs, FSH, oestrogen, prolactin
• ECG
• Urinalysis
• SCOFF questionnaire: two or more POSITIVE answers indicate anorexia/bulimia

Differential diagnoses:

• Celiac disease
• IBD
• Addison’s insufficiency
• PUD
• Malignancies
• Drug abuse
• Hypothyroidism
• Diabetes
• Pregnancy
• PCOS
• Primary ovarian failure
• Pituitary prolactinoma
• Hypothalamic issues
• Insulinomas
• Prader-Willi syndrome
• Cushing’s disease