Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate normal lung volumes . AICD device tip projects over right ventricle , unchanged . Sternotomy wires appear intact . Multiple surgical clips project over cardiac silhouette . Small bilateral pleural effusions and mild interstitial pulmonary edema seen on ___ exam has resolved . Heart size is top normal . Mild perihilar vascular congestion persists . There is no pneumothorax . Partially imaged upper abdomen is unremarkable .
    OUTPUT:
    
In comparison to ___ exam , small pleural effusions and mild interstitial pulmonary edema has resolved . Mild perihilar vascular congestion persists .