Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperexpanded . There is interval development of an airspace opacity projecting over the right heart border on the frontal view , which is not confirmed on the lateral view . Chronic appearance of scarring in the right upper and middle lobes is unchanged from prior studies . There is no pleural effusion or pneumothorax . The pulmonary vasculature is not engorged . The cardiomediastinal and hilar contours are within normal limits . No acute osseous abnormality is detected .
    OUTPUT:
    
An opacity over the right heart border is not confirmed on the lateral view . If symptoms persist , recommend repeat chest radiograph .