It is not clear whether other mental health disorders
occur before or as a result of
anorexia nervosa. Treatment can be difficult when a
person has anorexia along with other mental health disorders. Some of the most
common mental health disorders that can be present with anorexia
Depression, which occurs in up to 50 out of 100 people who have anorexia.
Gwirtsman HE, et al., (2008). Eating disorders. In MH Ebert et al., eds., Current Diagnosis and Treatment in Psychiatry, 2nd ed., pp. 456–469. New York: McGraw-Hill.