Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Endotracheal tube is seen appropriately positioned 3 .8 cm superior to the carina . There has been an increase in right lower lobe opacity most likely representing increase in right pleural effusion which now conceals the previously seen right lower lobe mass . There is no pneumothorax .
    OUTPUT:
    
Increase in right pleural effusion . Endotracheal tube appropriately placed .