Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is patchy consolidation at the right lung base within the right lower lobe . Retrocardiac opacity is also seen on the left but less extensive . Superiorly , lungs are clear . The cardiomediastinal silhouette is within normal limits . Catheter projects over the upper abdomen as on prior .
    OUTPUT:
    
Bibasilar consolidations , right greater than left , compatible with pneumonia or aspiration .