Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is top normal with mild tortuosity of the thoracic aorta . A left - sided space dual lead pacer is in place with tips projecting over the right atrium and right ventricle . Hilar contours are unremarkable . The pulmonary vasculature is not engorged . Lungs are clear except for mild bibasilar atelectasis . There is no interstitial edema . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
No acute cardiopulmonary process , specifically , no evidence of fluid overload or interstitial edema .