Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP view of the chest . There are increased perihilar and bibasilar opacities suggestive of mild pulmonary edema . This has progressed even despite lower lung volumes on the current exam . Mild blunting of the right lateral costophrenic angle may be due to atelectasis versus small effusion . Cardiomediastinal silhouette is unchanged . Dual lumen central venous catheter is unchanged .
    OUTPUT:
    
Perihilar and bibasilar opacities most suggestive of pulmonary edema especially given rapid onset since the exam from earlier the same day .