Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post median sternotomy with clips projecting over the right axillary region . Cardiac silhouette size remains moderately enlarged , unchanged . The aorta is tortuous . Mild pulmonary vascular congestion is demonstrated with worsening patchy and linear bibasilar airspace opacities compatible with increased atelectasis . No focal consolidation , pleural effusion or pneumothorax is present . Multiple chronic right - sided rib fractures are again demonstrated . Osseous structures are diffusely demineralized with loss of height of several lower thoracic vertebral bodies , unchanged .
    OUTPUT:
    
Increased bibasilar atelectasis and mild pulmonary vascular congestion .