So in this video what I am going to do is show you normal, that is normal endoscopic anatomy of the stomach and then show a particular pathology so that you can identify what is normal and what is abnormal.是以,在這段視頻中,我將向大家展示正常的胃部內窺鏡解剖結構,然後展示一種特殊的病理現象,以便大家辨別哪些是正常的,哪些是不正常的。