{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,1]],"date-time":"2026-07-01T18:55:32Z","timestamp":1782932132264,"version":"3.54.5"},"reference-count":14,"publisher":"Wiley","issue":"5","license":[{"start":{"date-parts":[[2022,7,4]],"date-time":"2022-07-04T00:00:00Z","timestamp":1656892800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["IJU Case Reports"],"published-print":{"date-parts":[[2022,9]]},"abstract":"<jats:sec><jats:title>Introduction<\/jats:title><jats:p>Sarcomatoid variant of urothelial carcinoma infiltrates the perimeter and occurs occasionally. However, there are only few case reports.<\/jats:p><\/jats:sec><jats:sec><jats:title>Case presentation<\/jats:title><jats:p>A left renal tumor was incidentally detected in a 75\u2010year\u2010old woman and protruded outside the kidney, infiltrating the pancreatic tail and spleen. Tumor invasion was observed in the adjacent organs; therefore, the left kidney, pancreatic tail, spleen, and, descending colon were resected. Histopathological examination revealed a sarcomatoid variant of invasive urothelial carcinoma. She received two cycles of gemcitabine and carboplatin combination chemotherapy but succumbed to the disease after 5\u2009months.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Sarcomatoid variant of urothelial carcinoma is rare, with aggressive malignancy. The diagnosis was difficult and required surgery. This is the first case of a sarcomatoid variant of urothelial carcinoma with direct invasion into the pancreas and descending colon.<\/jats:p><\/jats:sec>","DOI":"10.1002\/iju5.12479","type":"journal-article","created":{"date-parts":[[2022,7,5]],"date-time":"2022-07-05T05:44:25Z","timestamp":1656999865000},"page":"350-353","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":5,"title":["Sarcomatoid variant of urothelial carcinoma of renal pelvis with direct invasion of the pancreas and descending colon"],"prefix":"10.1002","volume":"5","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-3026-976X","authenticated-orcid":false,"given":"Yoshinori","family":"Nakano","sequence":"first","affiliation":[{"name":"Department of Urology, Graduate School of Biomedical and Health Sciences Hiroshima University  Hiroshima Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hiroyuki","family":"Kitano","sequence":"additional","affiliation":[{"name":"Department of Urology, Graduate School of Biomedical and Health Sciences Hiroshima University  Hiroshima Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Keisuke","family":"Hieda","sequence":"additional","affiliation":[{"name":"Department of Urology, Graduate School of Biomedical and Health Sciences Hiroshima University  Hiroshima Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Takashi","family":"Babasaki","sequence":"additional","affiliation":[{"name":"Department of Urology, Graduate School of Biomedical and Health Sciences Hiroshima University  Hiroshima Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kenshiro","family":"Takemoto","sequence":"additional","affiliation":[{"name":"Department of Urology, Graduate School of Biomedical and Health Sciences Hiroshima University  Hiroshima Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tetsutaro","family":"Hayashi","sequence":"additional","affiliation":[{"name":"Department of Urology, Graduate School of Biomedical and Health Sciences Hiroshima University  Hiroshima Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Aya","family":"Kido","sequence":"additional","affiliation":[{"name":"Department of Molecular Pathology, Graduate School of Biomedical and Health Sciences Hiroshima University  Hiroshima Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Daiki","family":"Taniyama","sequence":"additional","affiliation":[{"name":"Department of Molecular Pathology, Graduate School of Biomedical and Health Sciences Hiroshima University  Hiroshima Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kazuhiro","family":"Sentani","sequence":"additional","affiliation":[{"name":"Department of Molecular Pathology, Graduate School of Biomedical and Health Sciences Hiroshima University  Hiroshima Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7014-6812","authenticated-orcid":false,"given":"Nobuyuki","family":"Hinata","sequence":"additional","affiliation":[{"name":"Department of Urology, Graduate School of Biomedical and Health Sciences Hiroshima University  Hiroshima Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2022,7,4]]},"reference":[{"key":"e_1_2_13_2_1","doi-asserted-by":"publisher","DOI":"10.1097\/PAS.0b013e3182159dec"},{"key":"e_1_2_13_3_1","first-page":"175","article-title":"Sarcomatoid urothelial carcinoma: a single cancer center experience","volume":"2","author":"Wang J","year":"2011","journal-title":"World J. 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