ICD-11 classes
06 Mental, behavioural or neurodevelopmental disorders
Feeding or eating disorders
6B80 — Anorexia Nervosa
6B80.0 — Anorexia Nervosa with significantly low body weight

ICD-11 6B80.0 — Anorexia Nervosa with significantly low body weight

Anorexia Nervosa with significantly low body weight meets all definitional requirements for Anorexia Nervosa, with BMI between 18.5 kg/m2 and 14.0 kg/m² for adults or between the fifth percentile and the 0.3 percentile for BMI-for-age in children and adolescents).

The diagnosis includes nothing.

The diagnosis excludes nothing.

Diagnosis with code 6B80.0 contains 3 clarifying diagnoses:

  1. 6B80.00 — Anorexia Nervosa with significantly low body weight, restricting pattern
  2. 6B80.01 — Anorexia Nervosa with significantly low body weight, binge-purge pattern
  3. 6B80.0Z — Anorexia Nervosa with significantly low body weight, unspecified

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