Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild to moderate cardiomegaly is present , increased in size compared to the previous study . The mediastinal and hilar contours are unremarkable . Pulmonary vasculature is normal . There are minimal linear opacities in the lung bases compatible with atelectasis . No focal consolidation , pleural effusion or pneumothorax is present . Multiple clips are seen within the right upper abdomen . There are no acute osseous abnormalities .
    OUTPUT:
    
Mild to moderate cardiomegaly , increased compared to the previous exam . Bibasilar atelectasis .