Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: ET tube and right IJ tube are in adequate position . The distal end of the NG tube can not be seen further from mid mediastinum . Yesterday 's CT showed that it was in adequate position . Right moderate pleural effusion is unchanged . There is no pneumothorax .
    OUTPUT:
    
1 . Tube and lines are in adequate position except for distal end of NG tube which can not be seen . 2 . Unchanged right moderate pleural effusion . 3 . Stable generalized increased bone density for which the differential diagnostic was already given .