Fig. 3

Three-dimensional image reconstructed from computed tomography with operative images. Thoracoscopic excision of the mass was done with two ports (small red circle, 3 mm port; red large circle, 2 cm access port). The cyst (yellow arrow) was far from the previous operative scar (green curved line). The lower lobe of the left lung had a fold (green arrow) that had been made from past wedge resection