Marion is a 17-year-old female who has been referred by her high school guidance counselor for evaluation. The counselor is concerned that Marion has an eating disorder because she has seen her in the bathroom on several occasions vomiting, but there is no other indicator of illness like fever or missing school days. When considering the diagnosis of anorexia nervosa, the PMHNP knows that all of the following must be present except:
1) Extreme fear of gaining weight
2) Distorted body image
3) Intense fear of becoming fat
4) Excessive exercise