Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Worsening bibasilar opacities with blunting of the hemidiaphragms is concerning for developing pneumonia . There are no pleural effusions or pneumothoraces . There heart continues to be mildly enlarged , and the mediastinal contours are normal .
    OUTPUT:
    
Worsening bibasilar opacities concerning for developing pneumonia .