World Health Organization · 2026-01 · English
Nonorgan specific systemic autoimmune disorders
Official WHO ICD-11 MMS tabulation. This international classification is separate from US ICD-10-CM. For complete instructions and postcoordination, consult the WHO browser.
More specific codes
4A40Lupus erythematosus4A41Idiopathic inflammatory myopathy4A42Systemic sclerosis4A43Overlap or undifferentiated nonorgan specific systemic autoimmune disease4A44Vasculitis4A45Antiphospholipid syndrome4A4YOther specified nonorgan specific systemic autoimmune disorders4A4ZNonorgan specific systemic autoimmune disorders, unspecified© World Health Organization · CC BY-ND 3.0 IGO