Intracytoplasmic and diffuse expression was observed in fibroblasts in stage III granulomas in lung (8/14; 57.1%) and mediastinal lymph nodes (6/13; 12.5%) Some epithelioid cells in one of the stage III granulomas in lymph node showed fibronectin immunoexpression (1/13; 7.7%) (Suppl. Here, FN1 is linked to Granuloma.