Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is cephalization and mild vascular congestion . The lungs are clear without focal opacity , pleural effusion or pneumothorax . The mediastinal contours are normal . The heart size is top normal . There is no free air beneath the right hemidiaphragm .
    OUTPUT:
    
Mild pulmonary vascular congestion .