Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A moderate to large right pleural effusion and small left pleural effusion are new compared to the previous CT . Heart size is difficult to assess given the presence of the bilateral pleural effusions but likely is not enlarged . Aorta is tortuous and demonstrates atherosclerotic calcifications . No pulmonary vascular congestion is demonstrated . Bibasilar airspace opacities likely reflect areas of atelectasis . No pneumothorax is identified . A stent is noted projecting over the midline abdomen . Pneumobilia is noted in the right upper quadrant of the abdomen .
    OUTPUT:
    
Moderate to large right and small left pleural effusions , new compared to the previous CT from ___ . There is associated bibasilar airspace opacities , likely atelectasis .