Anorexia nervosa and Crohn's disease.

Two cases of anorexia nervosa who were subsequently found to have Crohn's disease are presented. The difficulties in determining whether they had anorexia nervosa and Crohn's disease concomitantly or whether the Crohn's disease alone was responsible for their condition are discussed without definite conclusion. The importance of excluding occult organic disease before assuming a diagnosis of anorexia nervosa is stressed.