Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-erect chest radiograph ___ at 19 :48 is submitted .
    OUTPUT:
    
A left basilar pigtail pleural catheter remains in place and there is a left - sided pneumothorax with loculated components medially and at the left base , probably stable since earlier in the day on ___ but increased since ___ . Linear lucency adjacent to the descending aorta may reflect a component of pneumomediastinum . Interval removal of the right pleural pigtail catheter with appearance of a linear basilar lucency suggestive of a loculated air . Opacity in the retrocardiac region is is stable and may reflect atelectasis , although pneumonia can not be excluded . Right internal jugular central line is unchanged in position . Interval removal of the feeding tube with placement of a nasogastric tube which has its tip projecting over the stomach and the side port just below the gastroesophageal junction . Lungs appear overall hyperinflated consistent with underlying emphysema . Patchy opacity in the right costophrenic angle is stable . A biliary stent is incompletely visualized .