Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since ___ , moderate right pleural effusion is mildly improved and bibasilar and retrocardiac atelectasis is increased with a possible new small left pleural effusion . A new opacity in the right mid lung may be atelectasis but could represent pneumonia in the right clinical setting . The left lung remains clear . Enlarged appearing heart may be technical from persistence of low lung volumes . Unchanged positioning of right internal jugular central line and feeding tube . Median sternotomy wires are intact and aligned . No pneumothorax .
    OUTPUT:
    
1 . Since ___ , moderate right pleural effusion is mildly improved , bibasilar atelectasis is increased with possible new small left pleural effusion , and new opacity in the right mid lung may be atelectasis but could be pneumonia in the right clinical setting .