1.5 year old Boxer

Findings

There is a large mass in the right caudal lung lobe causing an alveolar pattern and lobar sign. Additional masses are present in the right middle lung lobe. There is a diffuse bronchointerstitial pattern. The cranial mediastinum is widened. The mainstem bronchi are compressed, and caudal mainstem bronchi are displaced ventrally and laterally. There are soft tissue masses in the region of the carina. A small amount of air is present in the pleural space on the right lateral projection.