Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size , mediastinal and hilar contours are normal and without change . Lungs are overexpanded but grossly clear . There are no pleural effusions or acute skeletal findings .
    OUTPUT:
    
1 . Stable radiographic appearance of the chest , with no acute cardiopulmonary abnormality identified . 2 . Overinflation of the lungs , probably related to COPD in the setting of known emphysema on prior chest CT .