title: Antibody deficiency, P. aeruginosa septicemia and ecthyma gangrenosa.
mesh_terms: D000361:Agammaglobulinemia / Q000209:etiology; D001402:B-Lymphocytes; D002648:Child; D003165:Complement System Proteins; D004473:Ecthyma / Q000150:complications / Q000276:immunology*; D006801:Humans; D007136:Immunoglobulins / Q000032:analysis; D007153:Immunologic Deficiency Syndromes / Q000150:complications; D008297:Male; D011552:Pseudomonas Infections / Q000150:complications / Q000276:immunology*
chemical_list: D007136:Immunoglobulins; D003165:Complement System Proteins