Fig. 1From: Placement of self-expandable bifurcated metallic stents without use of fluoroscopic and guidewire guidance to palliate central airway lesionsPosterior extrinsic pressure involving the distal part of the trachea and carina which causes 70 % obstruction in the airway lumen. Although this obstruction was dilated with rigid bronchoscopy, enough patency is not maintained and stent application is plannedBack to article page