Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . The lungs are hyperinflated . There is residual linear density in the right lower lung likely representing atelectasis and scarring . No convincing evidence for pneumonia or edema . No large effusion or pneumothorax . The heart is top - normal in size . Mediastinal contour is stable with atherosclerotic calcifications along the aorta . A chronic right lower ribcage deformity is re - demonstrated .
    OUTPUT:
    
No signs of pneumonia .