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