Eating Disorder
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Transcript of Eating Disorder
BY : Wu Yingxin Xiang Zheng Yang Hong 1
Eating Disorder
By: Wu Yingxin Xiang Zheng Yang Hong
Eating Disorder
Structure
BY : Wu Yingxin Xiang Zheng Yang Hong 2
Other psychiatric
disorder
Eating Disorder
Background
• Definition: severe disturbances in eating behavior• Prevalence: point-0.28% lifetime-0.5%• High risk in: teenage and early adulthood• female• developed countries• Trend: age => younger• culture => developing countries• Typical type: AN & BN
BY : Wu Yingxin Xiang Zheng Yang Hong 3
Eating Disorder
Anorexia nervosa is a kind of eating disorder that the individual refuses to maintain a normal weight because of fear of becoming fat. It leads to severe somatic problems.
BY : Wu Yingxin Xiang Zheng Yang Hong 4
Eating Disorder
BY : Wu Yingxin Xiang Zheng Yang Hong 5
High risk
Occupation GroupBallet dancersActressesModelsgymnasts
White women in western countries
Prevalence (Life-time) Women:0.5% Men:0.05%
Peak Age 14-19
Eating Disorder
Criteria
A 85% less than the normal weight(self-induced).
B Intense fear of gaining weight or becoming fat.
C Distorted experience and significance of body weight and shape.
D Female: Amenorrhea(闭经 ) at least(≥ ) 3 months. BY : Wu Yingxin Xiang Zheng Yang Hong 6
Eating Disorder
Other symptoms
• They are proud of their weight loss• Efforts may be made to conceal their thinness • Body image disorder• Medical complications• Low mood(depression)
BY : Wu Yingxin Xiang Zheng Yang Hong 7
Eating Disorder
Subtypes
Restricting type• Restricted diet• Excessive exercise• Often try to avoid eating in
the presence of other people
• At the table, may eat excessively slowly and cut the food into pieces, or even secretly dispose of it
Binge-eating/purging type
• Either or both of the behaviors occur
• A breakdown of restraint that results in periods of binge-eating
• Out-of-control binge-eating • Followed by efforts to purge
How patients maintain their very low weight
Transition(30%~50%
)
BY : Wu Yingxin Xiang Zheng Yang Hong 8
Eating Disorder
BULIMIA NERVOSA( B N )
Definition: Bulimia Nervosa involves binge
eating followed by compensatory behavior to rid the body of what has just been consumed.
9BY : Wu Yingxin Xiang Zheng Yang Hong
Eating Disorder
Criteria• A. Recurring binge eating – excessive quantities
consumed within a discrete period of time without a sense of control over what or how much is consumed
• B. Recurring inappropriate weight gain – such as self –induced vomiting , misuse of laxatives , or fasting.
• C. Binge eating and compensatory behaviors occur on average at least twice a week for the three months.
• D. self-evaluation is excessively influenced by body shape and weight.
10BY : Wu Yingxin Xiang Zheng Yang Hong
Eating Disorder
Prevalence
Around 1-3% of females in adolescence to early adulthood
11BY : Wu Yingxin Xiang Zheng Yang Hong
Eating Disorder
SubtypesPurging Type
This subtype describes
presentations in which the person has regularly engaged in self-induced vomiting or the misuse of laxatives , diuretics, or enemas during the current episode.
Nonpurging Type This subtype describes
presentations in which the person has used other inappropriate compensatory behaviors, such as fasting or excessive exercise, but has not regularly engaged in self-induced vomiting or the misuse of laxatives, diuretics, or enemas during the current episode.
12BY : Wu Yingxin Xiang Zheng Yang Hong
Eating Disorder
BY : Wu Yingxin Xiang Zheng Yang Hong 13
AN: Binge-Purging Type
Eating Disorder
BY : Wu Yingxin Xiang Zheng Yang Hong 14
Relation with other disorders
Eating Disorder
Difference with other disorders
• Severe somatic damage
• Cultural Difference: Developed > DevelopingBY : Wu Yingxin Xiang Zheng Yang Hong 15
Eating Disorder
Interaction – Case Study
• Group discussion
• Case study
BY : Wu Yingxin Xiang Zheng Yang Hong 16
Eating Disorder
Welcome questions!!
BY : Wu Yingxin Xiang Zheng Yang Hong 17
Eating Disorder
Type ANRestricting type
ANBinge/purge type
BNPurging type
BNNonpurging type
Weight < 85% of normal < 85% Normal Normal
Binge(暴食 )
No Yes Yes No
Compensatory behavior
No Yes after binge Yes Yes
Amenorrhea(闭经 )
Yes Yes Not always Not always
BY : Wu Yingxin Xiang Zheng Yang Hong 18
What’s the difference between AN and BN
BACK