{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,20]],"date-time":"2026-01-20T05:42:12Z","timestamp":1768887732948,"version":"3.49.0"},"reference-count":11,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2019,2,24]],"date-time":"2019-02-24T00:00:00Z","timestamp":1550966400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100003478","name":"Ministry of Health, Labour and Welfare","doi-asserted-by":"publisher","award":["H29\u2010ICT\u2010Ippan\u2010002"],"award-info":[{"award-number":["H29\u2010ICT\u2010Ippan\u2010002"]}],"id":[{"id":"10.13039\/501100003478","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["IJU Case Reports"],"published-print":{"date-parts":[[2019,3]]},"abstract":"<jats:sec><jats:title>Introduction<\/jats:title><jats:p>Radiation therapy is widely used for prostate cancer, but radiation\u2010induced sarcomas have been rarely reported.<\/jats:p><\/jats:sec><jats:sec><jats:title>Case presentation<\/jats:title><jats:p>A 77\u2010year\u2010old Japanese male was diagnosed with prostate cancer and received a combined androgen blockade and radiation therapy (total dose of 76\u00a0Gy). Five years after the radiation therapy, testicular pain and dysuria appeared. Computed tomography showed a soft tissue dense mass with invasion to the right subpubic ramus and prostate, mainly to the perineum. A needle biopsy revealed the pathological features of high\u2010grade sarcoma. The patient was diagnosed with radiation\u2010induced sarcoma based on the cancer's occurrence in the vicinity of the radiation field.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Although irradiation is one of the important treatments for prostate cancer, the risk of radiation\u2010induced malignancy should be considered.<\/jats:p><\/jats:sec>","DOI":"10.1002\/iju5.12052","type":"journal-article","created":{"date-parts":[[2019,2,26]],"date-time":"2019-02-26T05:25:49Z","timestamp":1551158749000},"page":"98-101","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Radiation\u2010induced sarcoma after radiation therapy for prostate adenocarcinoma"],"prefix":"10.1002","volume":"2","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-4833-8660","authenticated-orcid":false,"given":"Kohei","family":"Wakabayashi","sequence":"first","affiliation":[{"name":"Department of Radiation Oncology Hamamatsu 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