胎盘绒毛膜血管瘤23例临床病理分析

Chinese Journal of Clinical and Experimental Pathology(2022)

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Abstract
目的 探讨胎盘绒毛膜血管瘤(chorioangioma,CM)的临床病理学特征、诊断及鉴别诊断.方法 采用免疫组化EnVision法检测23例CM中CD34、Fli-1、CD31、Ki-67及SMA的表达,分析其临床病理学特征并复习相关文献.结果 产前超声检查诊断为CM者占17.39%(4/23),合并妊娠并发症占91.30%(21/23),病理取材可见实质性占位占43.48%(10/23),偶然发现占56.52%(13/23).镜下病变呈界限清楚的分叶状生长,干绒毛间质内有密集增生活跃的毛细血管,未累及终末绒毛.免疫表型:肿瘤细胞CD34、CD31、Fli-1、SMA均阳性,Ki-67增殖指数1%~5%.结论 CM常有妊娠合并症,产前、病理取材时易漏诊,确诊主要依靠病理诊断,预后好.
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