Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An opacity overlying the spine on the lateral radiograph is concerning for a right lower lobe pneumonia . There is no pleural effusion , pulmonary edema or pneumothorax . The heart size is normal . The mediastinal contours are normal .
    OUTPUT:
    
Opacity seen on the lateral radiograph concerning for a right lobe pneumonia .