Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Lung volumes are low . Cardiomediastinal silhouette is unchanged and there is persistent pulmonary vascular congestion . Mild interstitial pulmonary edema difficult to exclude . No large effusions or pneumothorax . No focal consolidation concerning for pneumonia . The imaged osseous structures are intact . No free air below the right hemidiaphragm . Partially visualized hardware in the upper C - spine noted .
    OUTPUT:
    
Pulmonary vascular congestion with possible mild interstitial pulmonary edema .