Eating disorder out prior to a diagnosis of an eating disorder or any other psychiatric disorder. In the past 30 years eating disorders have become increasingly conspicuous and it is uncertain whether the changes in presentation reflect a true increase. Anorexia nervosa and bulimia nervosa are the most clearly defined subgroups of a wider range of eating disorders. Many patients present with subthreshold expressions of the two main diagnoses: others with different patterns and symptoms. The diagnostic workup typically includes complete medical and psychosocial history and follows a rational and formulaic approach to the diagnosis. Neuroimaging using fMRI, MRI, PET and SPECT
Other specified feeding or eating disorder diagnosis, making it difficult to access care specific to the disorder and conduct research on the diversity of pathology within EDNOS. Furthermore, EDNOS was perceived as less severe than AN or BN, despite findings that individuals diagnosed with EDNOS share similarities with full-threshold AN or BN in the degree of eating pathology, general psychopathology, and physical health. This perception prevented people in need from seeking help or insurance companies from covering treatment costs. "DSM-5", published in 2013, sought to address these issues by adding new diagnoses and revising existing criteria. Other specified feeding or eating disorder Other specified feeding or