Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Improved visualization of the right hemidiaphragm border with residual linear atelectasis of the right lower lung . No pneumothorax . Elevated right hemidiaphragm noted . Retrocardiac consolidation may be combination of pleural fluid and atelectasis but can not exclude pneumonia . Probable small layering left pleural effusion . Cardio mediastinal contours unchanged . Achy ostomy seen .
    OUTPUT:
    
Right lower base opacification has improved with residual linear atelectasis seen . No right pleural effusion . Probable layering small left pleural effusion . Retrocardiac opacification may be combination of pleural fluid and atelectasis but can not exclude pneumonia .