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 279.00 Hypogammaglobulinemia unspecified View the most recent version of ICD-9-CM 279.00 An immunologic deficiency state characterized by an extremely low level of generally all classes of gamma-globulin in the blood. 279.00 is a specific code that can be used to specify a diagnosis 279.00 contains 15 index entries View the ICD-9-CM Volume 1 279.* hierarchy Alternate Terminology Agammaglobulinemia NOS  Index entries containing 279.00: Absence (organ or part) (complete or partial) gamma globulin (blood) 279.00 Agammaglobulinemia 279.00 with lymphopenia 279.2 acquired (primary) (secondary) 279.06 Bruton's X-linked 279.04 infantile sex-linked (Bruton's) (congenital) 279.04 Swiss-type 279.2 Antibody deficiency syndrome agammaglobulinemic 279.00 hypogammaglobulinemic 279.00 Deficiency, deficient antibody NEC 279.00 gamma globulin in blood 279.00 humoral 279.00 with hyper-IgM 279.05 autosomal recessive 279.05 X-linked 279.05 increased IgM 279.05 congenital hypogammaglobulinemia 279.04 non-sex-linked 279.06 selective immunoglobulin NEC 279.03 IgA 279.01 IgG 279.03 IgM 279.02 increased 279.05 specified NEC 279.09 immunity NEC 279.3 humoral NEC 279.00 plasma cell 279.00 protein (paraproteinemia) (pyroglobulinemia) 273.8 gamma globulin 279.00 Hypogammaglobulinemia 279.00 acquired primary 279.06 non-sex-linked, congenital 279.06 sporadic 279.06 transient of infancy 279.09 Immunodeficiency 279.3 with defect, predominant B-cell 279.00 Syndrome - see also Disease antibody deficiency 279.00 agammaglobulinemic 279.00 congenital 279.04 hypogammaglobulinemic 279.00