Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is ill - defined lower lobe opacification on the lateral , which likely represents bilateral lower lobe pneumonia . The pulmonary vasculature is normal . There is a stable appearance of the cardiomediastinal silhouette . There is no pleural effusion . There is no pneumothorax . Partially visualized thoracolumbar spinal fixation hardware is visualized .
    OUTPUT:
    
Bilateral lower lobe pneumonia , which raises the question of aspiration .