Other specified feeding or eating disorder Other specified feeding or eating disorder Other specified feeding or eating disorder (OSFED) is a DSM-5 category that replaces the category formerly called eating disorder not otherwise specified (EDNOS) in "DSM-IV", and that captures feeding disorders and eating disorders of clinical severity that do not meet diagnostic criteria for anorexia nervosa (AN), bulimia nervosa (BN), binge eating disorder (BED), avoidant/restrictive food intake disorder (ARFID), pica, or rumination disorder. OSFED includes five examples: atypical AN, BN (of low frequency and/or limited duration), BED (of low frequency and/or limited duration), purging disorder, and night eating syndrome (NES). The five OSFED examples that
Other specified feeding or eating disorder interpersonal difficulties. CBT-E showed effectiveness in two studies (total N = 219) and well maintained over 60-week follow-up periods. CBT-E is not specific to individual types of eating disorders but is based on the concept that common mechanisms are involved in the persistence of atypical eating disorders, AN, and BN. In 1980, "DSM-III" was the first "DSM" to include a category for eating disorders that could not be classified in the categories of AN, BN, or pica. This category was called Atypical Eating Disorder. Atypical Eating Disorder was described in one sentence in the "DSM-III" and received very little attention