Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild cardiomegaly has slightly increased in size compared to the most recent prior exam from ___ . The hilar and mediastinal contours are normal . Linear and streaky opacities in the lung bases are likely secondary to mild bibasilar atelectasis . There is mild pulmonary vascular congestion . No focal consolidations concerning for pneumonia are identified . There is no pleural effusion or pneumothorax . The visualized osseous structures are unremarkable .
    OUTPUT:
    
Mild pulmonary vascular congestion . No consolidations concerning for pneumonia are identified .