D80 Immunodeficiency with predominantly antibody defects

• D80.0 Hereditary hypogammaglobulinemia 
• D80.2 Selective deficiency of immunoglobulin A [IgA]
• D80.3 Selective deficiency of immunoglobulin G [IgG] subclasses
• D80.4 Selective deficiency of immunoglobulin M [IgM]
• D80.5 Immunodeficiency with increased immunoglobulin M [IgM]
• D80.6 Antibody deficiency with near-normal immunoglobulins or with hyperimmunoglobulinemia
• D80.7 Transient hypogammaglobulinemia of infancy

D81 Combined immunodeficiencies

• D81.0 Severe combined immunodeficiency [SCID] with reticular dysgenesis
• D81.1 Severe combined immunodeficiency [SCID] with low T- and B-cell numbers
• D81.2 Severe combined immunodeficiency [SCID] with low or normal B-cell numbers
• D81.5 Purine nucleoside phosphorylase [PNP] deficiency
• D81.6 Major histocompatibility complex class I deficiency
• D81.7 Major histocompatibility complex class II deficiency
• D81.82 Activated Phosphoinositide 3-kinase Delta Syndrome [APDS]
• D81.89 Other combined immunodeficiencies
• D81.9 Combined immunodeficiency, unspecified

D82 Immunodeficiency associated with other major defects

• D82.0 Wiskott-Aldrich syndrome
• D82.1 Di George's syndrome
• D82.4 Hyperimmunoglobulin E [IgE] syndrome

D83 Common variable immunodeficiency

• D83.0 Common variable immunodeficiency with predominant abnormalities of B-cell numbers and function
• D83.1 Common variable immunodeficiency with predominant immunoregulatory T-cell disorders
• D83.2 Common variable immunodeficiency with autoantibodies to B- or T-cells
• D83.8 Other common variable immunodeficiencies
• D83.9 Common variable immunodeficiency, unspecified

G11.3 Cerebellar ataxia with defective DNA repair

T86 Complications of transplanted organs and tissue

• T86.01 Bone marrow transplant rejection
• T86.02 Bone marrow transplant failure
• T86.09 Other complications of bone marrow transplant
• T86.5 Complications of stem cell transplant