Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs show no focal consolidation . No pleural effusion or pneumothorax is seen . Cardiac silhouette is top - normal to mildly enlarged . Mediastinal contours are unremarkable . Minimal pulmonary vascular congestion may be present .
    OUTPUT:
    
Possible minimal pulmonary vascular congestion with top - normal to mildly enlarged cardiac silhouette .