{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,7]],"date-time":"2026-05-07T00:29:38Z","timestamp":1778113778042,"version":"3.51.4"},"reference-count":18,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2021,6,16]],"date-time":"2021-06-16T00:00:00Z","timestamp":1623801600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/100000861","name":"Burroughs Wellcome Fund","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100000861","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100007921","name":"University of Pittsburgh","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100007921","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Cancer Reports"],"published-print":{"date-parts":[[2022,1]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Mesenchymal chondrosarcoma is a rare and aggressive bone tumor with few reports of primary tumor in the chest wall.<\/jats:p><\/jats:sec><jats:sec><jats:title>Case<\/jats:title><jats:p>We report a case of a 17\u2010year\u2010old male presenting with back pain and a posterior mediastinal mass. Imaging demonstrated what was thought to be a benign chondral tumor. The patient underwent resection which confirmed extraskeletal mesenchymal chondrosarcoma. The patient declined proposed adjuvant chemotherapy and underwent multiple resections for rapid local reoccurrence. He ultimately elected for hospice care.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>The case highlights the importance of close disease monitoring and exploration of treatment options, given lack of established guidelines and consistent tumor features.<\/jats:p><\/jats:sec>","DOI":"10.1002\/cnr2.1453","type":"journal-article","created":{"date-parts":[[2021,6,16]],"date-time":"2021-06-16T10:02:19Z","timestamp":1623837739000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Mesenchymal chondrosarcoma of the chest wall in an adolescent patient: A case report and brief review of the literature"],"prefix":"10.1002","volume":"5","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-6206-008X","authenticated-orcid":false,"given":"Marti","family":"Goldenberg","sequence":"first","affiliation":[{"name":"UPMC Children's Hospital of Pittsburgh University of Pittsburgh  Pittsburgh Pennsylvania USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Archana (AR)","family":"Ramgopal","sequence":"additional","affiliation":[{"name":"UPMC Children's Hospital of Pittsburgh University of Pittsburgh  Pittsburgh Pennsylvania USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Cl\u00e1udia M.","family":"Salgado","sequence":"additional","affiliation":[{"name":"UPMC Children's Hospital of Pittsburgh University of Pittsburgh  Pittsburgh Pennsylvania USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Miguel","family":"Reyes\u2010M\u00fagica","sequence":"additional","affiliation":[{"name":"UPMC Children's Hospital of Pittsburgh University of Pittsburgh  Pittsburgh Pennsylvania USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8803-8553","authenticated-orcid":false,"given":"Marcus M.","family":"Malek","sequence":"additional","affiliation":[{"name":"UPMC Children's Hospital of Pittsburgh University of Pittsburgh  Pittsburgh Pennsylvania USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jean M.","family":"Tersak","sequence":"additional","affiliation":[{"name":"UPMC Children's Hospital of Pittsburgh University of Pittsburgh  Pittsburgh Pennsylvania USA"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2021,6,16]]},"reference":[{"key":"e_1_2_12_2_1","doi-asserted-by":"publisher","DOI":"10.1155\/2015\/608279"},{"key":"e_1_2_12_3_1","doi-asserted-by":"publisher","DOI":"10.1002\/1097-0142(195911\/12)12:6<1142::AID-CNCR2820120610>3.0.CO;2-D"},{"key":"e_1_2_12_4_1","first-page":"247","article-title":"World Health Organization classification of tumours. 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