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慢性淋巴水肿继发皮肤原发CD5阳性的弥漫性大B细胞淋巴瘤1例并文献复习 被引量:5

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摘要 目的探讨慢性淋巴水肿继发皮肤CD5阳性的弥漫性大B细胞淋巴瘤(diffuse large B-cell lymphoma,DLBCL)的临床、病理特征及其治疗。方法对1例乳腺癌术后上肢慢性淋巴水肿患者继发上肢皮肤CD5+DLBCL进行临床及病理分析并复习相关文献。结果患者于1995年行左侧乳腺癌改良根治术,术后继发左上肢淋巴水肿,2006年发现左上肢尺侧肿物,肿物切除后5年于左上肢前侧见另一肿物,再次行肿物切除术,镜下见脂肪及纤维结缔组织中可见免疫母细胞、中心母细胞及中心细胞弥漫增生,并富于淋巴细胞,小血管增生并血管内皮增生。病理诊断为CD5+DLBCL,术后行R-CHOP方案化疗6个疗程,9个月后肿瘤原切口肿瘤复发。肿瘤细胞表达CD20、CD79a、CD5、BCL-2、BCL-6、CD10、Pax-5及MUM1,不表达CD15、CD30、Cyclin D1及EMA,Ki-67增殖指数为30%。原位杂交EB病毒(EBV)阴性,PCR基因重排结果:B细胞重链基因重排阳性。结论慢性淋巴水肿继发皮肤CD5+DLBCL极为罕见,目前其治疗及预后有待进一步探讨。
出处 《临床与实验病理学杂志》 CAS CSCD 北大核心 2014年第2期208-210,共3页 Chinese Journal of Clinical and Experimental Pathology
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参考文献18

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