１病例资料患者，男，５０岁，以间断贫血１０年为主诉，来我院行胃镜检查。镜下距门齿３０ｃｍ至贲门，各侧壁可见多个孤立的斑片状、棕褐色隆起，表面颗粒状，质硬触之不出血，于周边粘膜色泽分界清楚。单独一个取检，并镜下微波止血。病理镜检：食管组织表面鳞状上皮形态规? 1 case data patients, male, 50 years old, with intermittent anemia for 10 years as the main complaint, to our hospital for gastroscopy. Microscopic distance from the incisor 30cm to the fontanelle, each side wall can be seen in multiple isolated patchy, brown bulge, the surface of granular, hard to touch does not bleeding, the color of the surrounding mucosa clear demarcation. A single inspection, and microwave under the microscope to stop bleeding. Pathological microscopy: morphology of squamous epithelium on the surface of esophageal tissue