Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is persistent enlargement of the cardiac and mediastinal silhouettes . Mild basilar atelectasis is seen without definite focal consolidation . No pleural effusion or pneumothorax is seen . Mild pulmonary vascular congestion persists .
    OUTPUT:
    
Mild pulmonary vascular congestion and cardiomegaly .