Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Prominence of the cardiomediastinal silhouette is stable in this patient with history of aortic dissection and aneurysm . Patient is status post median sternotomy . Patient is status post median sternotomy . Mild basilar atelectasis is seen without definite focal consolidation . No pleural effusion or pneumothorax is seen . Surgical clips are again seen projecting over the rib and upper outer hemi thorax .
    OUTPUT:
    
No significant interval change .