Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded . An ill - defined opacity above the left hemidiaphragm and a similar opacity in the left perihilar region may represent early consolidation . The cardiomediastinal silhouette , hilar contours , pleural surfaces are normal . There is no pleural effusion or pneumothorax present .
    OUTPUT:
    
Vague opacity above the left hemidiaphragm may represent early pneumonia .