消化系统常见肿瘤

1、pathology department of hebei medical university消化道肿瘤消化道肿瘤食管癌（食管癌（carcinoma of esophagus） 胃癌（胃癌（carcinoma of stomach)大肠癌大肠癌(carcinoma of large intestine)原发性肝癌（原发性肝癌（primary carcinoma of liver）病理教研室版权所有pathology department of hebei medical universitypathology department of hebei medical universitypat

2、hology department of hebei medical universitypathology department of hebei medical universitypathology department of hebei medical universitypathology department of hebei medical universitypathology department of hebei medical universitypathology department of hebei medical universitypathology depar

3、tment of hebei medical university病理变化和类型病理变化和类型：好发部位：胃窦部，尤其是小弯侧；其好发部位：胃窦部，尤其是小弯侧；其次为贲门部。次为贲门部。fundus of stomach 胃底胃底cardiac part 贲门部贲门部 body of stomach 胃体胃体 pyloric canal 幽门管幽门管 pyloric antrum 幽门窦幽门窦pyloric part 幽门部幽门部 this is the normal appearance of the stomach, which has been opened along the gre

4、ater curvature. the esophagus is at the left. in the fundus can be seen the lesser curvature. just beyond the antrum is the pylorus emptying into the first portion of duodenum is at the lower right. 根据胃癌浸润胃壁的深度根据胃癌浸润胃壁的深度分期分期黏膜层；黏膜层；黏膜下层；黏膜下层；肌层；肌层；浆膜浆膜the gastric fundal epithelium has long tubular

5、glands that are lined by pink-staining parietal cells as well as mucus cells.早期胃癌早期胃癌：无论范围大小及是否有局部无论范围大小及是否有局部淋巴结转移，癌组织浸润仅限于胃黏膜淋巴结转移，癌组织浸润仅限于胃黏膜层及黏膜下层层及黏膜下层。其术后。其术后5 5年生存率年生存率 90% 90% 。胃良、恶性溃疡的区别胃良、恶性溃疡的区别pathology department of hebei medical university分化pathology department of hebei medical university分期分期肿瘤范围肿瘤范围5 5年生存率年生存率% %a a肿瘤限于粘膜层（早期癌）肿瘤限于粘膜层（早期癌）100100b b1 1肿瘤侵及肌层，未穿透，无淋肿瘤侵及肌层，未穿透，无淋巴结转移巴结转移6767b b2 2肿瘤穿透肌层，无淋巴结转移肿瘤穿透肌层，无淋巴结转移5454c c1 1肿瘤未