Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate right - sided pleural effusion with associated volume loss is new compared to prior . The lungs are otherwise clear . The hila and pulmonary vasculature are normal . No left - sided pleural effusions . No pneumothorax . The cardiomediastinal silhouette is normal and unchanged .
    OUTPUT:
    
New moderate right - sided pleural effusion with associated volume loss .