Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a new large left pneumothorax without signs of mediastinal shift . The mediastinal and hilar contours are otherwise unremarkable . There is no pleural effusion . The right lung is well expanded and otherwise unremarkable . A right chest port is present with tip terminating mid SVC . The upper abdomen is unremarkable .
    OUTPUT:
    
New large left pneumothorax .