Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal contours are normal . Minimal peribronchiolar opacities are present in both lower lobes , and could be related to history of recent fully treated pneumonia . Lungs are otherwise clear , and there are no pleural effusions or acute skeletal findings .
    OUTPUT:
    
Minimal bibasilar opacities , possibly due to resolving pneumonia given history of recently treated pneumonia .