title: Inflammatory lymphadenoid reactions with dermatofibroma/histiocytoma.
abstract: Lymphoid nodules were found associated with 44 of 1,506 dermatofibroma/histiocytoma tumors of the skin. The lymphoid nodules were usually in the adjacent fat. Germinal center formation occurred, and perinodular and perivascular plasmacytosis was frequently associated.
mesh_terms: D000273:Adipose Tissue / Q000473:pathology; D005350:Fibroma / Q000276:immunology / Q000473:pathology; D018219:Histiocytoma, Benign Fibrous / Q000276:immunology / Q000473:pathology*; D006801:Humans; D007249:Inflammation / Q000473:pathology; D008214:Lymphocytes / Q000473:pathology; D012878:Skin Neoplasms / Q000276:immunology / Q000473:pathology*