Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the prior study and allowing for technical differences , I doubt significant interval change . The patient is status post sternotomy . There is prominence of the cardiomediastinal silhouette , which may be slightly improved , but some of the apparent differences are likely accentuated by technical factors . There is platelike atelectasis in both mid zones . No frank consolidation . Small bilateral effusions noted . No overt CHF . No pneumothorax detected .
    OUTPUT:
    
Doubt significant interval change .