Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Assessment is slightly limited by patient rotation . Left - sided pacemaker device is again noted with leads terminating in the right atrium right ventricle . Heart size appears within normal limits . Mediastinal and hilar contours are unchanged with mild atherosclerotic calcifications noted in the aortic arch . Pulmonary vasculature is not engorged . Subsegmental atelectasis is seen in the lung bases . No focal consolidation , pleural effusion or pneumothorax is detected . There are no acute osseous abnormality is visualized .
    OUTPUT:
    
No acute cardiopulmonary abnormality .