Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: One AP upright portable view of the chest . The NG tube is seen up until the mid thorax and can not be visualized past that point due to the technical limitations of this study . The lungs appear normal . The cardiac , mediastinal , and hilar contours are normal . No pleural effusion or pneumothorax .
    OUTPUT:
    
Limited examination and NG tube is not seen past the mid thorax .