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姓 名: | ××× | 性别: | female | 年龄: | 62 |
标本名称: | Bipsy | ||||
简要病史: | Dysphagia for 2 months | ||||
肉眼检查: | Endoscopic evaluation shows a 2.5cm submucosal mass. No mucosal ulcer. |
Impression: The overlying squamous epithelium is basically unremarkable except focal erosion, and one small tongue of 鳞状上皮假上皮瘤样增生。 黏膜下器官样结构,大小较一致的细胞巢。圆形大细胞,细胞质丰富,颗粒状, 胞浆染红淡染,核异型性不很明显。
Differential Diagnosis:
颗粒细胞瘤
神经内分泌肿瘤
副节瘤、
高分化透明细胞鳞癌
IHC: CK +, Chromogranin +, Synaptophysin +, S100 –
Diagnosis: 高分化神经内分泌肿瘤(类瘤)