作者: Kentaro Tsuji , Atsushi Ito , Shinsuke Kurokawa , Takeo Nakaya , Taichiro Yoshimoto
DOI: 10.1097/MD.0000000000016643
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摘要: AbstractRationale:Primary carcinosarcoma of the upper urinary tract is rare. Ureteral duplication one most common malformations. Additionally, association between ureteral and malignancy unknown. To best our knowledge, no cases malignant tumors di