Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . Mediastinal and hilar contours are unchanged . The pulmonary vasculature is normal . Patchy opacities are again seen within the lung bases bilaterally , more pronounced on the left , similar to that noted on the prior study . Lungs are hyperinflated . Trace pleural effusions the likely account for the blunting of the costophrenic angles posteriorly . There is no pneumothorax . Diffuse demineralization of the osseous structures with dextroscoliosis of the thoracic spine is re - demonstrated . Fusion hardware within the thoracolumbar spine is incompletely assessed .
    OUTPUT:
    
Persistent bibasilar patchy opacities , more pronounced on the left , concerning for pneumonia or aspiration . Small bilateral pleural effusions , unchanged .