Oral cyst-like nodule caused by a long standing unusual embedded foreign object: Report of a case

Autor: Shokoufeh Shahrabi-Farahani, Saede Atarbashi-Moghadam, Ali Lotfi, Fazele Atarbashi-Moghadam
Jazyk: angličtina
Rok vydání: 2020
Předmět:
Zdroj: Trauma Case Reports, Vol 25, Iss , Pp - (2020)
Druh dokumentu: article
ISSN: 2352-6440
DOI: 10.1016/j.tcr.2019.100261
Popis: Traumatic implantation of foreign material in the oral mucosa is unusual and may occur. In this article, we report the presence of an unusual foreign object associated with a cyst-like inflammatory response in a 50-year-old male. The patient presented with a painless recurrent soft tissue swelling in the anterior vestibule of maxilla of at least 2-year duration. The lesion was surgically excised and a retained shrapnel-like object within a cyst-like and thick-walled structure was obtained. Histopathologically, the cyst-like structure exhibited a lymphohistiocytic infiltrate in the wall and a luminal synovial metaplasia-like change, predominantly composed of histiocytes. Immunohistochemical stain of CD163 highlighted the histiocytes. The patient stated a history of traumatic implantation of shrapnel fragments in the area that occurred 30 years ago due to an explosion in the Iran-Iraq war. Keywords: Oral mucosa, Foreign material, Cyst-like, shrapnel, Synovial metaplasia
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