Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP chest radiograph . Left - sided IJ catheter tip is in the mid SVC . Median sternotomy wires are intact . Prosthetic aortic valve is in similar position . Lung volumes are still low with bibasilar atelectasis and a small pleural effusion on the right . However , there is no interstitial edema . The cardiomediastinal silhouette is stable .
    OUTPUT:
    
1 . Left - sided IJ catheter tip is in the mid SVC . 2 . Bibasilar atelectasis and small right pleural effusion .