Fig. 5
From: Surgery for lung cancer: postoperative changes and complications—what the Radiologist needs to know
Pneumonectomy cavity evolution. A: First post-operative CXR in the hours following left pneumonectomy, with a chest tube in antero-apical position. B: Day 3 CXR with progressive filling of the pneumonectomy cavity. C: Day 7 CXR on which you can see that the air–fluid level reaches two-thirds of the pneumonectomy cavity. D: CXR after 2 months showing a complete filling of the cavity