Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . The right perihilar mass and right upper lung nodule are stable . Rounded hyperdensity projecting over the right lower lung is likely the nipple shadow . No evidence of pneumonia . There is no pleural effusion or pneumothorax . The cardiac , mediastinal , and hilar contours are normal . No evidence of volume overload .
    OUTPUT:
    
1 . No evidence of pneumonia or volume overload . 2 . The known right perihilar mass and right upper lung nodule are unchanged .