Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No focal consolidation is seen . There is mild right base atelectasis . No pleural effusion or pneumothorax is seen . The cardiac silhouette is mildly enlarged . Mediastinal contours are unremarkable .
    OUTPUT:
    
Mild enlargement of the cardiac silhouette without overt pulmonary edema . Mild right base atelectasis .