Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP semi-erect view of the chest was reviewed and compared to the prior studies . An endotracheal tube ends 6 cm above the carina . A Dobbhoff tube ends in the stomach . A right internal jugular line ends in the upper to mid superior vena cava and a large bore tunneled right internal jugular central venous catheter ends in the low superior vena cava . Lung volumes have improved and left lower lung parenchymal opacities have decreased . The right lung is clear . Normal heart , pleural and mediastinal surfaces .
    OUTPUT:
    
1 . Endotracheal tube tip ends 6 cm above the carina . 2 . Improved lung volumes and decreased left lower lung parenchymal opacity .