Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is at the upper limits of normal . The mediastinal and hilar contours are normal . The lung volumes are low and mild consolidation at the right base may represent atelectasis or developing pneumonia . There is no pleural effusion or pneumothorax . Spine fusion hardware projects over the lower aspect of the imaged lumbar spine .
    OUTPUT:
    
Right basal opacity may represent atelectasis or early pneumonia in the appropriate setting .