Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal lateral chest radiographs demonstrate intact sternal wires and a right internal jugular catheter which terminates at the cavoatrial junction , unchanged . The cardiac silhouette remains enlarged , unchanged . Bilateral small to moderate pleural effusions and retrocardiac opacity are unchanged . No new focal consolidation or pneumothorax is identified . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
Unchanged bilateral small to moderate pleural effusions and retrocardiac opacity .