Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right chest tube is now located lower within the right hemithorax , with its tip projecting over the ascending aorta . There has been interval near resolution of a large right pleural effusion . Prominent opacities in the medial middle and lower right lung may reflect a combination of known hilar mass , pneumonia , or re-expansion edema . Linear atelectasis at the left lung base is new . No pneumothorax . Heart size is unchanged . A right main stem bronchus stent is noted . Prominent gas over the right upper quadrant appears to be intraluminal , likely colonic .
    OUTPUT:
    
Nearly resolved right pleural effusion status - post right chest tube adjustment . No pneumothorax . Mid and right lower lung opacities may reflect a combination of known right hilar mass , pneumonia , and / or re-expansion pulmonary edema .