{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,1]],"date-time":"2026-05-01T00:50:36Z","timestamp":1777596636340,"version":"3.51.4"},"reference-count":19,"publisher":"Frontiers Media SA","license":[{"start":{"date-parts":[[2021,3,23]],"date-time":"2021-03-23T00:00:00Z","timestamp":1616457600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["frontiersin.org"],"crossmark-restriction":true},"short-container-title":["Front. Oncol."],"abstract":"<jats:p>We report a rare case of a 92-year-old male, with a history of statin\/ezetimibe intake, complained of pain and swelling of left forearm. The patient was diagnosed with focal myositis at first. Symptoms aggravated after 2 months of immunomodulatory therapy, and accompanied with protrusion lesion at left elbow. Biopsy of the protrusion lesion turned out to be primary cutaneous diffuse large B-cell lymphoma.<\/jats:p>","DOI":"10.3389\/fonc.2021.658907","type":"journal-article","created":{"date-parts":[[2021,3,23]],"date-time":"2021-03-23T15:18:45Z","timestamp":1616512725000},"update-policy":"https:\/\/doi.org\/10.3389\/crossmark-policy","source":"Crossref","is-referenced-by-count":9,"title":["A Patient With Focal Myositis and Primary Cutaneous Diffuse Large B-Cell Lymphoma: A Case Report"],"prefix":"10.3389","volume":"11","author":[{"given":"Quanxin","family":"Wu","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Cheng","family":"Xu","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Li","family":"Wang","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"1965","published-online":{"date-parts":[[2021,3,23]]},"reference":[{"key":"B1","doi-asserted-by":"publisher","DOI":"10.1016\/j.nmd.2016.08.014","article-title":"Focal myositis: A review","volume":"26","author":"Devic","year":"2016","journal-title":"Neuromuscul Disord NMD"},{"key":"B2","doi-asserted-by":"publisher","DOI":"10.1016\/j.nmd.2011.10.023","article-title":"Focal myositis\u2013neurogenic phenomenon","volume":"22","author":"Lunde","year":"2012","journal-title":"Neuromuscul Disord NMD"},{"key":"B3","doi-asserted-by":"publisher","DOI":"10.1097\/PAS.0b013e31819e63fe","article-title":"Focal myositis: a clinicopathologic study of 115 cases of an intramuscular mass-like reactive process","volume":"33","author":"Auerbach","year":"2009","journal-title":"Am J Surg Pathol"},{"key":"B4","doi-asserted-by":"publisher","DOI":"10.1136\/ard.61.8.751","article-title":"Necrotising myositis in Behcet\u2019s disease: characteristic features on magnetic resonance imaging and a review of the literature","volume":"61","author":"Sarui","year":"2002","journal-title":"Ann Rheum Dis"},{"key":"B5","doi-asserted-by":"publisher","DOI":"10.1016\/j.det.2015.05.003","article-title":"Diagnosis and Management of Cutaneous B-cell Lymphoma","volume":"33","author":"Pinter-Brown","year":"2015","journal-title":"Dermatol Clinics"},{"key":"B6","doi-asserted-by":"publisher","DOI":"10.1001\/archderm.132.11.1304","article-title":"Primary cutaneous large B-cell lymphomas of the legs. 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