Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Interval removal of the ETT , NGT , and temporary pacemaker . Interval placement of a left - sided two - lead intracardiac device , with one lead terminating in the right atrium and the other in the right ventricle . The aortic valve prosthesis appears unchanged . Bilateral low lung volumes and moderate bibasilar atelectasis . No pneumothorax , focal consolidation , pulmonary edema , or pleural effusion . Stable post-operative appearance of the cardiomediastinal silhouette . Stable scoliosis . Unchanged position of the right catheter sheath with the tip in the approximate upper SVC .
    OUTPUT:
    
1 . Pacemaker leads in the right atrium and right ventricle . 2 . No pneumothorax .