Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is mildly enlarged , slightly increased compared to ___ . Left - sided dual - chamber pacemaker device with electrodes in the right atrium and right ventricle appear unchanged . There is a coronary artery stent as seen previously . The mediastinal and hilar contours are unchanged . The pulmonary vasculature is normal . Bibasilar atelectasis . Otherwise , remainder of the lungs are clear . Again seen is right apical pleural thickening . No pleural effusion or pneumothorax is seen . There are no acute osseous abnormalities . Again seen is a remote right - sided rib fracture .
    OUTPUT:
    
Mild cardiomegaly , slightly increased from prior without pulmonary edema . Mild bibasilar atelectasis .