What Does a Diagnosis of Eating Disorder Not Otherwise Specified

What does a diagnosis of eating disorder not otherwise specified (EDNOS) imply?

A) The patient does not meet the strict diagnostic criteria for anorexia nervosa or bulimia nervosa but does exhibit partial symptoms consistent with an eating disorder.
B) The allied health professional suspects an eating disorder but the patient has not yet been evaluated by a physician.
C) The patient has a family history of an eating disorder.
D) The physician is unable to determine which eating disorder is impacting the patient.