Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to prior chest examinations , there is persistent heterogeneous right base opacity with interval increase in pleural fluid . There is trace left pleural fluid . The cardiomediastinal and hilar contours are stable . There is no definite pneumothorax .
    OUTPUT:
    
Heterogeneous right lung base opacity likely a combination of increased pleural effusion and consolidation is concerning for persistent pneumonia .