Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest demonstrate well - expanded clear lungs . Heart is top normal in size . The cardiomediastinal and hilar contours are unchanged . There has been interval removal of the right - sided PICC line . A left - sided dual - chamber pacemaker is seen with leads ending in the right atrium and right ventricle . There is trace left - sided pleural effusion . No acute rib fractures are identified .
    OUTPUT:
    
No pneumonia or rib fractures .