Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Tip of the right internal jugular catheter terminates in the mid right atrium , similar to the prior study . Median sternotomy wires are intact . Lung volumes remain low . There continues to be streaky bibasilar opacities that likely represent atelectasis . Small bilateral pleural effusions have improved . No new consolidation in the upper lungs . No pneumothorax . Heart size is enlarged .
    OUTPUT:
    
Interval improvement in small bilateral pleural effusions , with adjacent bibasilar opacities .