Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Aortic valve stent is seen over the midline . Right IJ pacing wire terminates in the region of the right ventricle . Heart size is enlarged , as before . Bibasilar opacities are reflective of atelectasis . No large pleural effusion or pneumothorax .
    OUTPUT:
    
Status post transcatheter aortic valve replacement . No large pleural effusion or pneumothorax .