Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA frontal and lateral views of the chest were obtained . These demonstrate subtle opacity of the medial basal segment of the right lower lobe which may suggest early pneumonia . Cardiomediastinal and hilar contours are within normal limits . There is no pleural effusion or pneumothorax . Visualized osseous structures are without acute abnormality . The visualized portions of the abdomen are unremarkable .
    OUTPUT:
    
Subtle right lower lobe opacity concerning for early pneumonia .