4A43 Overlap or undifferentiated nonorgan specific systemic autoimmune disease

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2024-01

Nonorgan specific systemic autoimmune diseases which do not fulfil the diagnostic criteria for any single recognised disease entity.

sections/codes in this section (4A43-4A43)

• IgG4 related disease  (4A43.0)
• Mikulicz disease  (4A43.1)
• Sjögren syndrome  (4A43.2)
• Mixed connective tissue disease  (4A43.3)
• Diffuse eosinophilic fasciitis  (4A43.4)
• Other specified overlap non-organ specific systemic autoimmune disease  (4A43.Y)
• Undifferentiated non-organ specific systemic autoimmune disease  (4A43.Z)

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