Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiograph demonstrate subtle hazy opacity projecting over the right lower lung zones on the frontal view and within the retrocardiac space on the lateral view corresponding to the right lower lobe . Findings may reflect early pneumonia . Heart size is within normal limits . Mediastinal and hilar contours are unremarkable . There is no pleural effusion or pneumothorax . Visualized osseous structures are without an acute abnormality .
    OUTPUT:
    
New since prior study dated ___ , subtle opacity within the right lower lung for which early pneumonia can not be excluded .