Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, Text Revision Eating Disorders > Introduction > 307.51 Bulimia Nervosa Sections: Associated laboratory findings., Associated physical examination findings and general medical conditions.. Topics Discussed: binge eating disorder; bulimia nervosa; eating disorder. Excerpt: "The essential features of Bulimia Nervosa are binge eating and inappropriate compensatory methods to prevent weight gain. In addition, the self-evaluation of individuals with Bulimia Nervosa is excessively influenced by body shape and weight. To qualify for the diagnosis, the binge eating and the inappropriate compensatory behaviors must occur, on average, at least twice a week for 3 months (Criterion C).A binge is defined as eating in a discrete period of time an amount of food that is definitely larger than most individuals would eat under similar circumstances (Criterion A1). The clinician should consider the context in which the eating occurred—what would be regarded as excessive consumption at a typical meal might be considered normal during a celebration or holiday meal. A "discrete period of time" refers to a limited period, usually less than 2 hours. A single episode of binge eating need not be restricted to one setting. For example, an individual may begin a binge in a restaurant and then continue it on returning home. Continual snacking on small amounts of food throughout the day would not be considered a binge...." DOI: 10.1176/appi.books.9780890423349.3724 The content above is only an excerpt. For full access subscribe now or log into your account below. You can also purchase 24- or 48-hour access; learn more Username: Password:     Athens Login FORGOT your subscriber username and/or password? Get a reminder via email: The email I registered with is:  Not a subscriber? Subscribe Today PsychiatryOnline is a powerful website that features DSM-IV-TR® and The American Journal of Psychiatry as the cornerstones of an unsurpassed collection of psychiatric references, including books, journals, and self-assessment tools. PsychiatryOnline’s innovative platform makes these resources easy and convenient to use, offering Precise and powerful searching across books and journals. Quick pathways to related material. Mobile access from any computer with a Web connection. Ability to download any book section to PDA. Links from bibliographic references to the full text of journal articles. References to material not located in the PsychiatryOnline collection lead you to PubMed. Learn more about PsychiatryOnline Need more help? PsychiatryOnline Customer Service may be reached by emailing PsychiatryOnline@psych.org or by calling 800-368-5777 (in the U.S.) or 703-907-7322 (outside the U.S.).