Certain disorders involving the immune mechanism (D80-D89) includes defects in the complement system immunodeficiency disorders, except human immunodeficiency virus [HIV] disease sarcoidosis excludes1 autoimmune disease (systemic) NOS (M35.9) functional disorders of polymorphonuclear neutrophils (D71) human immunodeficiency virus [HIV] disease (B20) |
| D80: Immunodeficiency with predominantly antibody defects |
| D81: Combined immunodeficiencies |
| D82: Immunodeficiency associated with other major defects |
| D83: Common variable immunodeficiency |
| D84: Other immunodeficiencies |
| D86: Sarcoidosis |
| D89: Other disorders involving the immune mechanism, not elsewhere classified |