Differential diagnosis of anorexia nervosa are:
-substance abuse
-tuberculosis
-Addison’s disease
-severe malnutrition
-diabetes mellitus
-depression
-malignancy
-AIDS
-body dysmorphic disorder
-obsessive compulsive disorder
-hyperthyroidism
-malabsorption
-Crohn’s disease
-pancreatic insufficiency
-substance abuse
-tuberculosis
-Addison’s disease
-severe malnutrition
-diabetes mellitus
-depression
-malignancy
-AIDS
-body dysmorphic disorder
-obsessive compulsive disorder
-hyperthyroidism
-malabsorption
-Crohn’s disease
-pancreatic insufficiency