Thoracentesis Interval new complete opacification of the right hemithorax with underlying suspected collapsible right lung. Left lung is similar with scattered nodular metastatic foci. No immediate postprocedural complications observed other than mild right to left mediastinal shift likely secondary to the presumed large effusion. However, if this is thought to be post procedural, serial follow-up imaging is needed
New opacification of the right hemithorax, thought to represent a large compressive effusion