Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate minimally increased opacity in the right lower lung , with a possible corresponding opacity projecting over the lower thoracic spine . This may represent an early pneumonia . The cardiomediastinal silhouette is normal . There is no pleural effusion or pneumothorax . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
Focal opacity in the right lower lung , which could represent an early pneumonia .