Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are unchanged compared to the prior study with persistent left basilar atelectasis and a small left pleural effusion . This is unchanged in extent when compared to the prior study . A dual lead pacemaker is unchanged in appearance . No pneumothorax seen . The cardiomediastinal contour is unchanged compared to the prior study with moderate cardiomegaly .
    OUTPUT:
    
No significant interval change when compared to the prior study .