Fig. 3From: The effect of polyglycolic acid sheet in preventing postoperative recurrent pneumothorax: a prospective cohort studyComputed tomography images at the time of recurrence. Yellow arrows indicate the staple line in each image. a. ORC coverage: only funicular adhesion (red arrow) was observed. b. PGA coverage: covered lung was tightly adhered to the chest wall, and green arrows indicate the thickened pleura. ORC, oxidized regenerated cellulose; PGA, polyglycolic acidBack to article page