Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are decreased compared to the prior study . The heart size is likely top normal , but is accentuated by low inspiratory volumes . There is crowding of the bronchovascular structures . Mild pulmonary vascular engorgement is present . No focal consolidation , pleural effusion or pneumothorax is identified . There are no acute osseous abnormalities .
    OUTPUT:
    
Mild pulmonary vascular congestion .