Superior vena cava syndrome.
D006801:Humans; D008175:Lung Neoplasms / Q000150:complications* / Q000188:drug therapy / Q000532:radiotherapy; D008297:Male; D008466:Mechlorethamine / Q000627:therapeutic use; D008875:Middle Aged; D014652:Vascular Diseases / Q000209:etiology*; D014683:Vena Cava, Superior
D008466:Mechlorethamine