Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left pectoral pacemaker has right atrial and ventricular leads that are in unchanged position . The lungs are hyperinflated . Pulmonary edema that was present on ___ has completely resolved with residual minimal bibasilar atelectasis and pleural effusion . The cardiac contour is mildly enlarged . There is no pneumothorax .
    OUTPUT:
    
Left - sided pacemaker is in adequate position .