Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The right lower hemithorax is more dense than previously and there is increased pleural thickening at the right costophrenic angle . The cardiomediastinal silhouette appears increased in size in comparison to the prior study . The lungs are without a focal consolidation or effusion .
    OUTPUT:
    
1 . Increased right lower hemithorax density is likely due to increased pleural thickening . However , a dedicated chest CT is recommended for further evaluation . 2 . Cardiomediastinal silhouette is increased in size in comparison to the prior study and may be representative of a pericardial effusion . This can be further assessed with a dedicated chest CT as well .