Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs were provided . There is prominence of the interstitial markings with Kerley B lines in the lateral lung fields as well as prominent hila bilaterally consistent with interstitial edema and central vascular engorgement . There may be a small right pleural effusion . No pneumothorax is identified . The cardiomediastinal silhouette is not significantly enlarged and demonstrates normal contours . Median sternotomy wires are intact . Patient is status post tricuspid valve replacement .
    OUTPUT:
    
Pulmonary edema and possible small right pleural effusion .