Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate increased opacity in the left perihilar region extending down into the left lower lobe lung , with corresponding opacity overlying the spine on lateral view . The cardiomediastinal silhouette is normal . There is no appreciable pleural effusion or pneumothorax . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
Left lower lobe lobe consolidation concerning for pneumonia .