Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Low lung volumes accentuate heart size which is top - normal , unchanged dating back to ___ . Increased opacity at the right base that may be related to atelectasis from low lung volumes ; however , consolidation is also possible . No pleural effusion or pneumothorax .
    OUTPUT:
    
1 . Top normal heart size unchanged from ___ . 2 . Increased opacity at the right lung base may be atelectasis from low lung volumes ; however , early pneumonia is also possible . Recommend oblique views to further evaluate .