Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a small right pleural effusion with overlying atelectasis . Right base opacity may be due to combination of pleural effusion and atelectasis , but consolidation due to pneumonia is not excluded . No pneumothorax is seen . The cardiac silhouette is enlarged . Mediastinal contours are stable . The aorta is calcified . No pulmonary edema is seen .
    OUTPUT:
    
Small right pleural effusion with overlying atelectasis . Right base opacity may be due to combination of pleural effusion and atelectasis but additional consolidation not excluded . Cardiomegaly . No pulmonary edema .