Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided dual - chamber pacemaker device is re - demonstrated with leads terminating in the right atrium right ventricle . The patient is status post right upper lobectomy with expected fluid overlying the right apex . Cardiac , mediastinal and hilar contours are unchanged . Patchy opacities within the right perihilar region , right lung base , and left lung base are unchanged from the exam earlier today , but not clearly evident on the prior CT exam from ___ . There is no pulmonary edema . Small bilateral pleural effusions are noted . No pneumothorax is identified .
    OUTPUT:
    
No interval change compared to the prior study from approximately 15 hours earlier . Continued right perihilar and bibasilar patchy opacities which may reflect areas of infection . Small bilateral pleural effusions .