Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The endotracheal tube ends 4 .7 cm above the level of the carina . A right internal jugular central venous catheter ends in the low SVC . A large - bore tunneled right internal jugular central venous catheter ends in the high right atrium , unchanged . A Dobbhoff tube ends within the stomach . Lung volumes are low , decreased compared to the prior study . Heterogeneous opacities at the left lung base are increased , likely secondary to pneumonia , although atelectasis could have a similar appearance . The right lung is clear , allowing for bronchovascular crowding . The heart size is normal . The mediastinal contours are normal . There are no pleural effusions . No pneumothorax is seen .
    OUTPUT:
    
1 . Increased left lower lung heterogeneous opacities , concerning for infectiom . 2 . Appropriately positioned lines and tubes .