Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are obtained . There is opacification of the right middle lobe , which obscures the right heart border . This likely represents known right lung mass obstructing the right middle lobe bronchus with associated right middle lobe collapse . The left lung is grossly clear . There is no pneumothorax or pleural effusion . Right lower tracheal adenopathy is present .
    OUTPUT:
    
Right middle lobe collapse secondary to known obstructing right lung mass . Right paratracheal adenopathy . No focal consolidation , pleural effusion or pulmonary edema . No pneumothorax . The above findings were communicated to Dr . ___ by Dr . ___ ___ page at ___ , 5 minutes after the finding was discovered .