Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate to severe cardiomegaly is re - demonstrated , unchanged . The mediastinal contour appears similar . Perihilar haziness is present along with mild to moderate pulmonary edema , similar to that seen on the prior study . No large pleural effusion , focal consolidation , or pneumothorax is present . There is probable bibasilar atelectasis . No acute osseous abnormalities detected .
    OUTPUT:
    
Unchanged moderate to severe cardiomegaly with mild to moderate pulmonary edema .