Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right IJ terminates in the cavoatrial junction . Sternotomy wires unchanged in comparison to the prior chest radiograph . Improving interstitial pulmonary edema in comparison to the prior chest radiograph . Stable mild enlargement of the cardiomediastinal silhouette accentuated by patient rotation . No pleural effusion or pneumothorax is seen .
    OUTPUT:
    
1 . Right IJ in appropriate positioning . 2 . Improving interstitial pulmonary edema .