title: Immunoblastic sarcoma arising in child with immunoblastic lymphadenopathy.
mesh_terms: D000921:Antibody-Producing Cells; D001402:B-Lymphocytes / Q000276:immunology; D002648:Child; D006801:Humans; D008198:Lymph Nodes / Q000473:pathology; D008206:Lymphatic Diseases / Q000150:complications*; D008214:Lymphocytes / Q000276:immunology*; D008231:Lymphopenia / Q000150:complications*; D008297:Male; D012509:Sarcoma / Q000209:etiology* / Q000473:pathology