Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right internal jugular central venous catheter tip terminates in the proximal right atrium . No pneumothorax is identified . Lung volumes remain low . The cardiac and mediastinal contours are unchanged . Streaky opacities in the lung bases persist , likely atelectasis . There is crowding of the bronchovascular structures with mild pulmonary vascular engorgement likely present .
    OUTPUT:
    
Right internal jugular central venous catheter tip in the proximal right atrium . No pneumothorax . Mild pulmonary vascular engorgement . Bibasilar atelectasis .