除了反流因素外，幽门螺杆菌（H.pylori）的感染也可促进Barrett食管的发生。
O O O O O O O O B-mic I-mic I-mic I-mic I-mic O B-mic I-mic I-mic I-mic I-mic I-mic I-mic I-mic O O O O O O O O B-dis I-dis I-dis I-dis I-dis I-dis I-dis I-dis I-dis O O O O