Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well - expanded . There is a focal consolidation in the left perihilar region . The lungs are otherwise clear . There is no pleural effusion or pneumothorax . The cardiomediastinal silhouette is unremarkable .
    OUTPUT:
    
Focal consolidation in the left perihilar region , which would be compatible with pneumonia in the right clinical setting .