The evaluation of anorexia nervosa begins with a history and physical exam.

Physical findings in those with anorexia nervosa may include:

• Abnormally low body weight
• Hair loss
• Hypothermia
• Leg swelling
• Low blood pressure
• Muscle wasting
• Slow heart rate

Usually, testing is not necessary to diagnose anorexia nervosa.

Blood tests that may be used to evaluate anorexia nervosa include:

• Glucose tolerance test
• Serum FSH in women
• Serum LH in women
• Serum growth hormone level
• Serum cortisol level
• Dexamethasone suppression test
• Kidney profile