The nurse completes the nutrition assessment for a 14-year-old female with a BMI of 15.What physical assessment finding might suggest bulimia nervosa?

A) Loss of enamel on teeth
B) Low level of interest in exercise
C) Slightly elevated temperature
D) Skin excoriation in skinfolds

A BMI of less than 18.5 is considered underweight.Eating disorders are a concern for adolescents,girls more commonly than boys.Signs of anorexia nervosa may include dry,brittle hair and nails,generalized fatigue,constipation,low blood pressure,feeling cold with a lower than normal temperature,amenorrhea,and low BMI.Bulimia is self-induced vomiting (purging)after episodes of binging.In bulimia,the BMI might be low (less than 18.5),normal,or even high (greater than 25).Dental decay and erosion of tooth enamel occur with repeated purging.Most people with an eating disorder,especially those with bulimia nervosa,are preoccupied with exercise.Skin rash and excoriation in skin creases is more common in people with obesity.