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Taxonomy Codes
Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism
Certain disorders involving the immune mechanism (D80-D89)
Other disorders involving the immune mechanism, not elsewhere classified (D89)
D89
- Oth disorders involving the immune mechanism, NEC
D89.0
- Polyclonal hypergammaglobulinemia
D89.1
- Cryoglobulinemia
D89.2
- Hypergammaglobulinemia, unspecified
D89.3
- Immune reconstitution syndrome
D89.4
- Mast cell activation syndrome and related disorders
D89.40
- Mast cell activation, unspecified
D89.41
- Monoclonal mast cell activation syndrome
D89.42
- Idiopathic mast cell activation syndrome
D89.43
- Secondary mast cell activation
D89.44
- Hereditary alpha tryptasemia
D89.49
- Other mast cell activation disorder
D89.8
- Oth disrd involving the immune mechanism, NEC
D89.81
- Graft-versus-host disease
D89.810
- Acute graft-versus-host disease
D89.811
- Chronic graft-versus-host disease
D89.812
- Acute on chronic graft-versus-host disease
D89.813
- Graft-versus-host disease, unspecified
D89.82
- Autoimmune lymphoproliferative syndrome [ALPS]
D89.83
- Cytokine release syndrome
D89.831
- Cytokine release syndrome, grade 1
D89.832
- Cytokine release syndrome, grade 2
D89.833
- Cytokine release syndrome, grade 3
D89.834
- Cytokine release syndrome, grade 4
D89.835
- Cytokine release syndrome, grade 5
D89.839
- Cytokine release syndrome, grade unspecified
D89.84
- IgG4-related disease
D89.89
- Oth disrd involving the immune mechanism, NEC
D89.9
- Disorder involving the immune mechanism, unspecified