Fig. 5From: Modified silicone stent for the treatment of post-surgical bronchopleural fistula: a clinical observation of 17 casesBronchoscopic images of the complications associated with the placement of the modified Dumon stent. a, b Mucus plugging in the inner surface of the Dumon stent. c Mild granulomatous proliferation surrounding the stent. d Severe granulomatous proliferation which almost blocked the whole lumenBack to article page