2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Endocrine, Nutritional And Metabolic Diseases, And Immunity Disorders 240-279 > Other Metabolic Disorders And Immunity Disorders 270-279 > Disorders Involving The Immune Mechanism 279.* > 2006 ICD-9-CM Diagnosis 279.03 Other selective immunoglobulin deficiencies View the most recent version of ICD-9-CM 279.03 A dysgammaglobulinemia characterized by a deficiency of IMMUNOGLOBULIN G. 279.03 is a specific code that can be used to specify a diagnosis 279.03 contains 7 index entries View the ICD-9-CM Volume 1 279.* hierarchy Alternate Terminology Selective deficiency of IgG  Index entries containing 279.03: Absence (organ or part) (complete or partial) immunoglobulin, isolated NEC 279.03 IgA 279.01 IgG 279.03 IgM 279.02 Deficiency, deficient humoral 279.00 selective immunoglobulin NEC 279.03 IgA 279.01 IgG 279.03 IgM 279.02 increased 279.05 immunity NEC 279.3 IgG 279.03 immunoglobulin, selective NEC 279.03 IgA 279.01 IgG 279.03 IgM 279.02