Sinus histiocytosis.
D002675:Child, Preschool; D003165:Complement System Proteins / Q000032:analysis; D006644:Histiocytes; D006801:Humans; D007136:Immunoglobulins / Q000032:analysis; D008198:Lymph Nodes / Q000473:pathology; D008206:Lymphatic Diseases / Q000175:diagnosis / Q000276:immunology / Q000473:pathology; D008214:Lymphocytes / Q000276:immunology; D008297:Male
D007136:Immunoglobulins; D003165:Complement System Proteins