Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouette and pulmonary vasculature are unremarkable . Minimal right basilar opacity is seen , somewhat obscuring the right hemidiaphragm . In the appropriate clinical context , this may represent a right lower lobe infiltrate . There is no large pleural effusion or pneumothorax . There is evidence of emphysema .
    OUTPUT:
    
Possible right lower lobe pneumonia in the appropriate clinical context .