Bulimia Nervosa was first exposit in 1979 by Gerald F.M Russell. He set forth the key clinical features in 30 patients whom he had seen from 1972-1978. Russell described the syndrome as an ill variant of Anorexia Nervosa (AN). His description of his study is as follows: In 30 patients whose illness bears a close resemblance to AN, chronological successions of overeating represent the most constant feature of the disorderâ¦overeating was a lot overshadowed by more dramatic clinical phenomena intractable self-induced regurgitation or purgationâ¦The constancy and significance of overeating hit a new terminology for description of this syndrome BN. (Russell, 1979).
The DSM-IV TR Diagnostic Criteria for 307.51 Symptoms of BN is described as follows:
A. Recurrent episodes of binge eating.

An episode of binge eating is characterized by both of the following:
(1) Eating, in a apprehensive period of time (e.g., within any 2-hour period), an amount of food that is definitely larger than most people would eat during a similar period of time and under similar circumstances.
(2) A sense of lack of control over eating during the episode (e.g., a feeling that one cannot stop eating or control what or how much one is eating).
B. Recurrent unfitting compensatory behavior in order to prevent weight gain, such as self-induced vomiting, laxatives, diuretics, enemas, or other medications; fasting; or riotous exercise.
C. The binge eating and other inappropriate compensatory behaviors both...If you want to get a full essay, order it on our website: Orderessay
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