Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP semi-erect portable view of the chest was obtained . The patient is status post median sternotomy and CABG . Again seen is fracture to superior most sternal wire , and unchanged . There are slightly low lung volumes . There is central vasculature suggesting pulmonary vascular engorgement and mild pulmonary vascular congestion . Mild lingular and bibasilar atelectasis is seen . No enlarged pleural effusion or pneumothorax is seen . There is no definite focal consolidation . Cardiac silhouette is top normal to mildly enlarged . Lumbar spinal hardware is partially imaged .
    OUTPUT:
    
Pulmonary vascular engorgement , mild pulmonary vascular congestion .