{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,13]],"date-time":"2026-01-13T23:38:38Z","timestamp":1768347518505,"version":"3.49.0"},"reference-count":9,"publisher":"BMJ","content-domain":{"domain":["bmj.com"],"crossmark-restriction":true},"short-container-title":["BMJ Case Reports"],"accepted":{"date-parts":[[2017,7,7]]},"abstract":"<jats:p>A 24-year-old man presented with a 2-week history of a painless right testicular mass; ultrasound demonstrated a dense, solitary calcified mass. The patient elected observation after further workup showed no evidence of metastasis.<\/jats:p>\n               <jats:p>A repeat ultrasound 3 months later showed interval growth and the patient underwent right radical orchiectomy. Pathology was consistent with pure embryonal carcinoma of the testis. Calcified testicular masses are typically benign but do carry a differential of spermatic granuloma, large-cell calcifying Sertoli cell tumour, trauma, tuberculosis, filariasis, calcified Leydig cell tumour and burned-out testicular tumour.<\/jats:p>\n               <jats:p>To our knowledge, this is the first case report of pure embryonal carcinoma presenting as a solitary calcified testicular mass.<\/jats:p>","DOI":"10.1136\/bcr-2017-220081","type":"journal-article","created":{"date-parts":[[2017,8,1]],"date-time":"2017-08-01T02:40:10Z","timestamp":1501555210000},"page":"bcr-2017-220081","update-policy":"https:\/\/doi.org\/10.1136\/crossmarkpolicy","source":"Crossref","is-referenced-by-count":3,"title":["Embryonal carcinoma presenting as a calcified solitary testicular mass on ultrasound"],"prefix":"10.1136","volume":"2017","author":[{"given":"Daniel","family":"Gerber","sequence":"first","affiliation":[{"name":"Department of Urology, MedStar Georgetown University Hospital, Washington, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Henry Collier","family":"Wright","sequence":"additional","affiliation":[{"name":"Department of Urology, MedStar Georgetown University Hospital, Washington, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Rachael D","family":"Sussman","sequence":"additional","affiliation":[{"name":"Department of Urology, MedStar Georgetown University Hospital, Washington, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Lambros","family":"Stamatakis","sequence":"additional","affiliation":[{"name":"Department of Urology, MedStar Washington Hospital Center, Washington, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"239","published-online":{"date-parts":[[2017,7,31]]},"reference":[{"key":"2025082703202743000_2017.jul29_1.bcr-2017-220081.1","doi-asserted-by":"crossref","first-page":"689","DOI":"10.1097\/PAS.0000000000000171","article-title":"Testicular embryonal carcinoma: a morphologic study of 180 cases highlighting unusual and unemphasized aspects","volume":"38","author":"Kao","year":"2014","journal-title":"Am J Surg Pathol"},{"key":"2025082703202743000_2017.jul29_1.bcr-2017-220081.2","doi-asserted-by":"crossref","first-page":"232","DOI":"10.1159\/000332819","article-title":"A diagnostic dilemma: dystrophic calcified nodule of the testicle in a patient with no other symptoms - case report and review of the literature","volume":"88","author":"Viola","year":"2012","journal-title":"Urol Int"},{"key":"2025082703202743000_2017.jul29_1.bcr-2017-220081.3","doi-asserted-by":"crossref","first-page":"8705","DOI":"10.4076\/1752-1947-3-8705","article-title":"Burned-out testicular tumor with retroperitoneal lymph node metastasis: a case report","volume":"3","author":"Kontos","year":"2009","journal-title":"J Med Case Rep"},{"key":"2025082703202743000_2017.jul29_1.bcr-2017-220081.4","doi-asserted-by":"publisher","DOI":"10.1097\/00000478-200211000-00004"},{"key":"2025082703202743000_2017.jul29_1.bcr-2017-220081.5","doi-asserted-by":"crossref","first-page":"592","DOI":"10.1016\/S0022-5347(17)63680-2","article-title":"Ossifying interstitial cell tumor of the testes","volume":"94","author":"Minkowitz","year":"1965","journal-title":"J Urol"},{"key":"2025082703202743000_2017.jul29_1.bcr-2017-220081.6","doi-asserted-by":"crossref","first-page":"413","DOI":"10.1111\/j.1464-410X.1979.tb02901.x","article-title":"Dystrophic calcifying nodule with osteoid metaplasia of the testis","volume":"51","author":"Yoneda","year":"1979","journal-title":"Br J Urol"},{"key":"2025082703202743000_2017.jul29_1.bcr-2017-220081.7","doi-asserted-by":"crossref","first-page":"244","DOI":"10.5858\/1999-123-0244-OIMT","article-title":"Ossified intratesticular mucinous tumor","volume":"123","author":"Mesia","year":"1999","journal-title":"Arch Pathol Lab Med"},{"key":"2025082703202743000_2017.jul29_1.bcr-2017-220081.8","doi-asserted-by":"crossref","first-page":"402","DOI":"10.5489\/cuaj.457","article-title":"Dystrophic calcified nodule of the testicle: a case report","volume":"1","author":"Goel","year":"2007","journal-title":"Can Urol Assoc J"},{"key":"2025082703202743000_2017.jul29_1.bcr-2017-220081.9","doi-asserted-by":"crossref","first-page":"611","DOI":"10.11622\/smedj.2013219","article-title":"Clinics in diagnostic imaging (149). 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