Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right - sided Port - A - Cath is again seen , terminating at the cavoatrial junction . There has been interval placement of a nasogastric tube which courses below the diaphragm , inferior aspect not included on the image . Due to overlying external artifact , it is difficult to exclude a right apical pneumothorax . No large pneumothorax is seen , however . There is no focal consolidation or large pleural effusion . The cardiac and mediastinal silhouettes are unremarkable . The aorta is calcified and tortuous .
    OUTPUT:
    
Nasogastric tube courses below the diaphragm , inferior aspect not included on the image .