Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Chest PA and lateral radiograph demonstrates unremarkable mediastinal , hilar and cardiac contours . Faint nodular opacities projecting over the anterolateral fourth and fifth ribs , are not seen on prior studies . Otherwise , the lungs are clear . No pleural effusion or pneumothorax .
    OUTPUT:
    
New faint nodular opacities projecting over anterior fourth and fifth ribs are likely artifact but could be further evaluated with oblique views .