Recurrent tumors in previously placed bone grafts are rare. A case of recurrent ameloblastoma in a rib graft 13 years after resection and reconstruction is presented. A review of the literature discloses only one cases of ameloblastoma recurring within a bone graft. Considering that the recurrence rate is substantial in these tumors, prudent planning and meticulous surgery is mandatory prior to any attempt at reconstruction to minimize the risk of failure due to recurrence.
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http://dx.doi.org/10.1016/0030-4220(81)90143-2 | DOI Listing |
Oral Maxillofac Surg
January 2025
Department of Dentistry, State University of Maringá (UEM), Maringá, Brazil.
Background: Hybrid Odontogenic Tumors (HOT) are defined by the presence of two or more independent odontogenic tumors that originate from and affect the same maxillofacial site.
Methods: The present study is the first case report of a mandibular HOT consisting of Ameloblastoma, Calcifying Epithelial Odontogenic Tumor, and Ameloblastic Fibroma.
Case Report: A 37-year-old otherwise healthy male presented with the chief complaint of swelling in the right mandibular body.
BMC Oral Health
January 2025
Department of Oral and Maxillofacial Radiology and Dental Research Institute, School of Dentistry, Seoul National University, Seoul, Republic of Korea.
Background: Ameloblastoma is the most prevalent odontogenic tumor of the jaw, with a significant recurrence rate. It was conventionally classified radiographically as unilocular or multilocular. As 3D images become more common, there is a need to reassess this classification.
View Article and Find Full Text PDFSemin Diagn Pathol
January 2025
King George's Medical University Faculty of Dental Sciences, India. Electronic address:
Ameloblastoma is a benign odontogenic epithelial tumor characterized by its aggressive behavior and a high likelihood of local recurrence if not fully excised. Ameloblastomas are a common type of slow-growing, true jaw tumor which may present as solid, multicystic or unicystic forms and originate from odontogenic epithelium and exhibit a variety of histological patterns. Keratoameloblastoma is considered to be a rare variant of ameloblastoma associated with more intense keratinization.
View Article and Find Full Text PDFDent Res J (Isfahan)
December 2024
Department of Restorative Dentistry, College of Dentistry, Qazvin University of Medical Sciences, Qazvin, Iran.
Background: Ameloblastoma is a benign odontogenic neoplasm with a high recurrence rate. Identifying cellular and molecular changes in this neoplasm may help predict the recurrence risk. Bcl-2 and galectin-3 are anti-apoptotic proteins associated with the prognosis of many neoplasms.
View Article and Find Full Text PDFCancer Lett
January 2025
Department of Oral and Maxillofacial & Head and Neck Oncology, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China; National Center for Stomatology, National Clinical Research Center for Oral Diseases, Shanghai Key Laboratory of Stomatology, Shanghai, China. Electronic address:
Odontogenic neoplasms of the jaw are dominated by ameloblastoma (AM), a locally aggressive epithelial tumor with a significant propensity for recurrence. The World Health Organization's 2022 update to the AM classification system underscores recent progress in comprehending its underlying mechanisms and refining clinical approaches. Contemporary research has yielded significant insights into the genetic underpinnings of AM, paving the way for the development of precision-based treatment strategies.
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