Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Feeding tube passes below the diaphragm with tip and side port within the stomach . Tracheostomy tube is approximately 5 cm from the carina . A left central venous line tip projects over the mid SVC . Mediastinal and hilar contours are within normal limits . Opacificationa and both lung bases , increased on the right compared to the prior examination may represent aspiration pneumonia .
    OUTPUT:
    
Bilateral lower lobe aspiration pneumonia .