Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right PICC is stable in position terminating in the the lower SVC . The cardiomediastinal silhouette is stable . Increased retrocardiac and bibasilar opacities likely represent atelectasis . The lungs are otherwise clear . There is interval development of a small left pleural effusion . No pneumothorax .
    OUTPUT:
    
1 . Interval development of a small left pleural effusion . 2 . Increased bibasilar atelectasis .