Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate cardiomegaly is re- demonstrated , unchanged . The mediastinal and hilar contours are similar . Mild upper zone vascular redistribution is present without overt pulmonary edema . Patchy atelectasis is seen in the lung bases . No focal consolidation , large pleural effusion or pneumothorax is present . There are no acute osseous abnormality is visualized .
    OUTPUT:
    
Mild pulmonary vascular congestion .