Ameloblastic carcinoma is a rare type of ameloblastoma that has received little mention in the literature. While a number of cases have been published over many years, no institution has been able to produce a substantial case series. Ameloblastic carcinoma originates in the embryonic tooth components. It is believed to be an aggressive tumor that can metastasize; once metastasis occurs, the prognosis tends to be poor. Ameloblastic carcinoma is primarily a surgical condition that is best treated with resection; there has been little indication that other modalities are helpful. We present the case of a 40-year-old woman who was found to have a mandibular lesion by a dentist. After surgical resection, the tumor was found to be an ameloblastic carcinoma. The patient recovered without complication, and she was recurrence-free 18 months postoperatively. We also briefly review the available literature on the natural history of and management options for this rare tumor.
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http://dx.doi.org/10.1177/014556131409300908 | DOI Listing |
J Stomatol Oral Maxillofac Surg
November 2024
Sorbonne Université, Paris, France; Department of Maxillo-Facial Surgery, Hôpital Pitié-Salpêtrière, Assistance Publique des Hôpitaux de Paris, Paris, France; Sorbonne université, INSERM UMRS 938, Centre de Recherche de Saint Antoine, Team Cancer Biology and Therapeutics, France.
Introduction: The prognosis of metastatic ameloblastoma (METAM), now defined as a benign tumor, and malignant odontogenic tumors (MOT) is poorly studied in the literature. The aim of this study was to determine the prognosis and factors influencing the survival of these patients.
Material And Methods: Using the SEER database, we retrieved clinical data of patients with malignant tumors of dental origin between 1975 and 2020.
Head Neck Pathol
October 2024
Department of Oral and Maxillofacial Pathology, Faculty of Health Sciences, University of Pretoria, Pretoria Oral Health Care Centre, Office 6-11, Corner of Steve Biko and Dr Savage Roads, Pretoria, 0084, South Africa.
Purpose: The current study aimed to investigate the use of surrogate immunohistochemical (IHC) markers of proliferation and stem cells to distinguish ameloblastoma (AB) from ameloblastic carcinoma (AC).
Methods: The study assessed a total of 29 ACs, 6 ABs that transformed into ACs, and a control cohort of 20 ABs. The demographics and clinicopathologic details of the included cases of AC were recorded.
Oral Maxillofac Surg
December 2024
Department of Oral Diagnostic and Surgical Sciences, University of Otago, Dunedin, New Zealand.
F1000Res
July 2024
Department of Dentistry, Oral Health Institute, Hamad Medical Corporation, Doha, Doha, Qatar.
Background: Differentiating between ameloblastoma (AB) and ameloblastic carcinoma (AC) is difficult, especially when AB has atypical cytological characteristics or an uncommon clinical history. This systematic review and meta-analysis aimed to elucidate the differential expression of immunohistochemical markers between AB and AC.
Methods: We conducted a thorough search of PUBMED and SCOPUS according to the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines to identify cross-sectional studies that compared the expression of immunohistochemical markers in AB and AC.
Ann Afr Med
July 2024
Department of Medical Microbiology and Parasitology, Centre for Human and Zoonotic Virology, College of Medicine, University of Lagos.
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