Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size remains mild to moderately enlarged . The mediastinal and hilar contours are normal . Pulmonary vasculature is not engorged . Lungs are hyperinflated without focal consolidation . No pneumothorax is present . Minimal blunting of the costophrenic angles posteriorly on the lateral view suggests the presence of trace bilateral pleural effusions . Clips are seen in the upper abdomen compatible with prior cholecystectomy . No acute osseous abnormality is visualized .
    OUTPUT:
    
Trace bilateral pleural effusions . Otherwise , no acute cardiopulmonary process .