Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to prior , there has been no significant interval change . Lateral bibasilar opacities are stable and chronic . There is no frank pulmonary edema . Linear right base opacity may be scar or atelactasis . Difficult to exclude very trace bilateral pleural effusions . The cardiomediastinal silhouette is stable . Mitral annular calcifications and dual lead pacing device are again noted with tips projecting over the right atrium and right ventricular apex . Atherosclerotic calcifications noted along the aorta .
    OUTPUT:
    
No acute cardiopulmonary process .