Fig. 4From: Enlarged mediastinal air cyst in a patient with bronchial diverticula localized in the left main bronchus: a case report with surgical and bronchoscopic findingsIntraoperative images showing a the opened lumen of the cystic lesion (arrow), b the resected specimen, c the placement of a Z-suture on the undissected portion of the cystic lesion on the left main bronchus (LMB) (arrowheads), and d the LMB covered with a polyglycolic acid sheetBack to article page