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Table 2 Case vignettes with their accurate diagnoses according to either the ICD-10 or ICD-11 diagnostic guidelines

From: The classification of feeding and eating disorders in the ICD-11: results of a field study comparing proposed ICD-11 guidelines with existing ICD-10 guidelines

Vignette number Key features of case vignette Accurate diagnosis according to the ICD-10 guidelines Accurate diagnosis according to the ICD-11 guidelines
1A Past history of AN with amenorrhea
Weight restored greater than 1 month but less than 1 year
Still in treatment for AN
No current weight loss behaviors but limited preoccupation with weight/shape that did not impact weight maintenance
No diagnosis/atypical anorexia nervosa Anorexia nervosa
1B Same as 1A, but weight restored for more than 1 year No diagnosis No diagnosis
1C All key features of AN present for more than 1 month (i.e., limited food intake, and a clear fear of gaining weight or body image distortion)
Individual also has amenorrhea
Adolescent female
Anorexia nervosa Anorexia nervosa
2A Restricting food (avoidance of certain types of foods due to their sensorial characteristics, not because they were high calorie foods) and is consequently underweight
Body image and fear of fatness denied and are not evident in behaviors
Psychosocial functioning impaired
Adolescent female
Other ED/ED unspecified/atypical AN/feeding disorder of infancy or childhood ARFID
2B Unusual eating habits but not diagnostic
No distress
Within normal weight range
No psychosocial impairment
No diagnosis No diagnosis
2C Food restriction due to subjective somatic discomfort (does not limit specific kinds of foods, per se, just the amount)
Underweight
Body image and fear of fatness denied and are not evident in behaviors
Adolescent female
Atypical anorexia nervosa/other ED/ED unspecified ARFID
3A Binge eating objectively large
Compensation (purging) present
Normal weight range
Bulimia nervosa Bulimia nervosa
3B Same symptoms and behaviors as 3A except binge eating subjectively large (perceived to be large by the individual)
Slightly overweight (BMI 26)
Atypical bulimia nervosa/other ED/ED unspecified Bulimia nervosa
3C Similar to 3A except is obese (BMI 31) Bulimia nervosa Bulimia nervosa
4A All criteria for binge eating disorder
Overweight (BMI 27)
Binge eating objectively large
Compensation not present
Overeating associated with other psychological disturbances/atypical bulimia nervosa/other ED/ED unspecified Binge eating disorder
4B Overeating with no loss of control or marked distress No diagnosis No diagnosis
4C Similar to 4A but obese (BMI 34) Overeating associated with other psychological disturbances/atypical bulimia nervosa/other ED/ ED unspecified Binge eating disorder
  1. AN anorexia nervosa, BMI body mass index, ED eating disorder, ARFID avoidant-restrictive food intake disorder