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Anorexia nervosa |
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Bulimia nervosa |
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Binge-Eating Disorder |
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307.1 Anorexia nervosa |
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A. |
Refusal to maintain body weight at or above a
minimally normal weight for age and height (e.g., weight loss
leading to maintenance of body weight less than 85% of that
expected; or failure to make expected weight gain during period
of growth, leading to body weight less than 85% of that expected). |
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B. |
Intense fear of gaining weight or becoming fat,
even though underweight. |
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C. |
Disturbance in the way in which one's body weight
or shape is experienced, undue influence of body shape on self-evaluation,
or denial of the seriousness of the current low body weight.
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D. |
In postmenarcheal females, amenorrhea, i.e.,
the absence of at least three consecutive menstrual cycles.
(Diagnosis "Anorexia Nervosa" is also given if the
menstrual cycles occur only by using hormones e.g. oestrogen |
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Type: Restricting Type
vs. Binge-Eating/Purging Type.
Specify type: |
Restricting Type: during the current episode of Anorexia
Nervosa, the person has not regularly engaged in binge-eating
or purging behaviour (i.e., self-induced vomiting or the misuse
of laxatives, diuretics, or enemas).
Binge-Eating/Purging Type: during the current episode
of Anorexia Nervosa, the person has regularly engaged in binge-eating
or purging behaviour (i.e., self-induced vomiting or the misuse
of laxatives, diuretics, or enemas).
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307.51 Bulimia nervosa |
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A. |
Recurrent episodes of binge eating. An episode
of binge eating is characterized by both of the following:
(1) Eating, in a discrete period of time (e.g., within any 2-hours
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). |
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B. |
Recurrent inappropriate compensatory behavior
in order to prevent weight gain, such as self-induced vomiting,
misuse of laxatives, diuretics, enemas, or other medications;
fasting, or excessive exercise.
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C. |
The binge eating and inappropriate compensatory
behaviors occur, on average, at least twice a week for three
months. |
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D. |
Self-evaluation is unduly influenced by body
shape and weight. |
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E. |
The disturbance does not occur exclusively during
episodes of Anorexia Nervosa. |
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Type: Purging Type vs.
Non-purging Type (exercise & fasting to compensate). |
Purging type: during the current episode of Bulimia Nervosa,
the person has regularly engaged in self-induced vomiting or
the misuse of laxatives, diuretics, or enemas.
Non-purging Type: during the current episode of Bulimia
Nervosa, the person has used other inappropriate compensatory
behaviors, such as fasting or excessive exercice exercise, but has
not regularly engaged in self-induced vomiting or the misuse
of laxatives, diuretics, or enemas.
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Diagnostic Criteria:
Binge Eating Disorder |
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A. |
Recurrent episodes of binge eating. An episode
is characterized by:
(1) Eating a larger amount of food than normal during a short
period of time (within any two hour period)
(2) Lack of control over eating during the binge episode (i.e.
the feeling that one cannot stop eating). |
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B. |
Binge eating episodes are associated with three
or more of the following:
(1) Eating until feeling uncomfortably full
(2) Eating large amounts of food when not physically hungry
(3) Eating much more rapidly than normal
(4) Eating alone because you are embarrassed by how much you're
eating
(5) Feeling disgusted, depressed, or guilty after overeating
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C. |
Marked distress regarding binge eating is present
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D. |
Binge eating occurs, on average, at least 2 days
a week for six months |
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E. |
E. Binge eating is not associated with the regular
use of inappropriate compensatory behavior (i.e. purging, excessive
exercise, etc.) and does not occur exclusively during the course
of bulimia nervosa or anorexia nervosa. |
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307.50 Eating Disorder
NOS (Not Otherwise Specified) |
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The Eating Disorder Not Otherwise
Specified category is for disorders of eating that do not meet
the criteria for any specific Eating Disorder. Examples include:
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1. |
For females, all of the criteria for Anorexia
Nervosa are met except that the individual has regular menses.
(F50.1) |
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2. |
All of the criteria for Anorexia Nervosa are
met except that, despite significant weight loss, the individual's
weight is in the normal range. (F50.1) |
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3. |
All of the criteria for Bulimia Nervosa are met
except that the binge eating and inappropriate compensatory
mechanisms occur at a frequency of less than twice a week or
for a duration of less than 3 months. (F50.3) |
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4. |
The regular use of inappropriate compensatory
behavior by an individual of normal body weight after eating
small amounts of food (e.g., self-induced vomiting after the
consumption of two cookies). (F50.3) |
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5. |
Repeatedly chewing and spitting out, but not
swallowing, large amounts of food. (F50.8) |
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6. |
Binge-eating disorder: recurrent episodes of
binge eating in the absence of the regular use of compensatory
behaviors characteristic of Bulimia Nervosa (Binge eat, but
do not purge).
(F50.9) |
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Source: From the DSM-IV, Diagnostic
and Statistical Manual of Mental Disorders, fourth edition,
Washington D.C.: American Psychiatric Association, 1994. |
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