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患者女,50岁。大便带血伴异物脱出感10余年。专科检查:肛门截石位齿状线11点见一肿块,表面光滑,质韧,无压痛,与周围组织无粘连,活动度尚可。组织病理学检查:低倍镜下,肿瘤由大小不一的腺泡、腺管和复杂折叠的乳头状结构组成,乳头中央含纤维脉管轴心;高倍镜下,腺管和乳头状结构均由内层的单层柱状上皮细胞和外层的肌上皮细胞组成。病理诊断:肛门乳头状汗腺瘤。患者行肿块完整切除,术后随访6个月,预后良好。
Female patient, 50 years old. Stool blood with foreign body prolapse more than 10 years. Specialist examination: anterolithic dentition line at 11 o’clock to see a lump, smooth, tough, no tenderness, no adhesions with the surrounding tissue, activity is acceptable. Histopathological examination: Under low magnification, the tumor consisted of acini, duct and complex folded papillary structure with the center of fiber papillae in the center of the papilla. Under high magnification, the duct and papillary structure The inner layer of single-layer columnar epithelial cells and the outer layer of myoepithelial cells. Pathological diagnosis: anal papillary sweat adenoma. Patients underwent complete resection of the tumor, followed up for 6 months after surgery, the prognosis was good.