Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single frontal view of the chest demonstrates patient rotated to the right . There is a right pectoral pacemaker AICD with at least three leads terminating in the right atrium , right ventricle , and what appears to be coronary sinus . The cardiac silhouette is prominent , but unchanged . There is mild unfolding of the descending aorta . Atherosclerotic calcification is seen in the aortic arch . There is new perihilar interstitial edema . More confluent opacity at the right base could be a combination of edema , atelectasis , and a small effusion , or , alternatively pneumonia .
    OUTPUT:
    
New pulmonary edema and small right pleural effusion with concurrent atelectasis . Suggest followup radiograph after treatment of heart failure to evaluate possible right lower lobe pneumonia .