After her dentist commented on the damage her practice of vomiting had caused to her teeth, Hilda realized that she had a problem. After seeing her psychiatrist, Hilda was diagnosed with anorexia, binge-eating/purging subtype. Due to the severity of her condition, her doctor suggested that she be hospitalized. Hilda immediately entered an inpatient treatment program and embraced all aspects of the treatment regimen. What is unique about Hilda's case?