Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded . A vague opacity lateral to the right heart border triangulates to the superior segment of the right lower lobe on the lateral view . No other focal opacities are identified . Cardiomediastinal and hilar contours are unremarkable . There is no pleural effusion or pneumothorax . Rightward deviation of the trachea with focal narrowing is compatible with known goiter .
    OUTPUT:
    
Right lower lobe pneumonia .