279: Disorders involving the immune mechanism
Use additional code for associated manifestations
279.1 Deficiency of cell-mediated immunity
279.10: Immunodeficiency with predominant T-cell defect, unspecified
279.11: DiGeorge's syndrome
Pharyngeal pouch syndrome
Thymic hypoplasia
279.12: Wiskott-Aldrich syndrome
279.13: Nezelof's syndrome
Cellular immunodeficiency with abnormal immunoglobulin deficiency
279.19: Other
Excludes:
ataxia-telangiectasia (334.8)
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