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患者女性,28岁。于足月分娩后3d行输卵管腹式结扎术时,发现左输卵管近伞端部呈囊往膨大,遂行手术切除。右输卵管正常。病理检查:输卵管一段,近伞端增大呈囊状,囊的直径2.2cm。切面囊内含清亮液体,囊内壁粗糙呈颗粒状,无明显乳头状结构。镜下:增生的粘膜上皮向下凹陷形成上皮细胞团。细胞团大多呈腺腔样排列,少数呈实心细胞团结构。腺腔大小不等,有的腔内衬以单层柱状纤毛上皮,腺腔周边有多层细胞;实
Female patient, 28 years old. After tubal abdominal ligation 3 days after full-term delivery, the proximal end of the left fallopian tube was found to be swollen and the fistula was surgically removed. The right fallopian tube is normal. Pathological examination: A segment of the fallopian tube, the proximal end of the umbrella increased to a sac-like shape, and the diameter of the capsule was 2.2 cm. The clear visceral sac contains clear liquid. The inner wall of the capsule is rough and granular, and there is no obvious papillary structure. Microscopically: Epithelial cell mass is formed by the depression of the hyperplastic epithelium. Most of the cell clusters were arranged in adenosine-like manner, and a few were in a solid cell cluster structure. The size of the glandular cavity varies, and some lumens are lined with a single layer of columnar ciliated epithelium with multiple layers of cells surrounding the glandular cavity;