Renal Medullary Carcinoma
赵明 程亮
更新时间:2018-07-26 11:32:00
概述:
发病部位:肾脏
诊断要点:
5.细胞异型明显,核仁突出,胞浆嗜酸性,常见细胞内黏液和镰刀状红细胞;
6.组织学和免疫表型特点上符合典型的肾髓质癌但无镰刀细胞贫血病者诊断为具有肾髓质表型的未分类型肾细胞癌。
免疫组织化学染色:
分子标记:
鉴别诊断:
肾集合管癌:与髓质癌存在明显的组织学重叠,免疫组化染色无INI1表达丢失,不表达OCT4,无镰刀细胞贫血。
预后:
治疗:
参考文献:
Gupta R, Billis A, Shah R, et al. Carcinoma of the collecting ducts of Bellini and renal medullary carcinoma. Am J Surg Pathol. 2012;36: 1265–1278.
Amin MB, Smith SC, Agaimy A, et al. Collecting duct carcinoma versus renal medullary carcinoma: an appeal for nosologic and biological clarity. Am J Surg Pathol. 2014;38:871–874.
Liu Q, Galli S, Srinivasan R, et al. Renal medullary carcinoma: molecular, immunohistochemistry, and morphologic correlation. Am J Surg Pathol. 2013;37:368–374.
Sirohi D, Smith SC, Ohe C, et al. Renal cell carcinoma, unclassified with medullary phenotype: poorly-differentiated adenocarcinomas overlapping with renal medullary carcinoma. Hum Pathol. 2017;67:134–145.