Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate a normal cardiomediastinal silhouette and well - aerated lungs . There is subtly increased opacity in the right infrahilar region compared to ___ , without a clear correlate on lateral view . No pleural effusion or pneumothorax is seen . The visualized upper abdomen is unremarkable , with high density contrast material within the colon .
    OUTPUT:
    
Subtly increased opacity in the right infrahilar region compared to ___ , which may represent an early developing pneumonia .