Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right internal jugular catheter ends at the cavoatrial junction . Right atrial and 2 right ventricular pacer leads are in place . Low lung volumes accentuate the interstitial markings ; however , no focal consolidation is present . Bibasilar opacities likely represent atelectasis . No pleural effusion or pneumothorax .
    OUTPUT:
    
1 . Right internal jugular catheter ends at the cavoatrial junction . 2 . Bibasilar atelectasis and low lung volumes , but , otherwise , clear lungs .