نتایج جستجو برای: ameloblastic carcinoma
تعداد نتایج: 394714 فیلتر نتایج به سال:
PURPOSE To integrate the available data published on ameloblastic fibrodentinoma (AFD) and ameloblastic fibro-odontoma (AFO) into a comprehensive analysis of its clinical and radiologic features. MATERIALS AND METHODS An electronic search was undertaken in August 2016. Eligibility criteria included publications reporting cases of AFD or AFO with enough clinical, radiologic, and histologic inf...
Objectives: Odontogenic tumors occupy an important position among head and neck tumors. Although, rarely encountered in medical practice but they considered increasingly challenging lesions for the clinicians due to their overlapping clinical histopathological features. This study was designed determine relative frequency of central odontogenic Iraqi population by utilizing 2022 WHO tumor class...
The clinical and histopathologic features of a case of ameloblastic fibroma in a 9-year-old boy has been presented along with a review of the literature. The tumor responded to conservative surgical treatment and there was no recurrence one year postoperatively. Analysis of the literature suggests that the tumor may have a higher potential for recurrence than is generally appreciated. In additi...
A study of the literature of the past four decades reveals a wide divergence of views on the significance and management of bleeding from the nipple. At one extreme we find the opinion of Bloodgood (1922) that' discharge from the nipple, like pain, is not an indication of a lesion of the breast for which operation is indicated,' and that 'the prevailing view that a woman with a discharge from t...
A study of the literature of the past four decades reveals a wide divergence of views on the significance and management of bleeding from the nipple. At one extreme we find the opinion of Bloodgood (1922) that' discharge from the nipple, like pain, is not an indication of a lesion of the breast for which operation is indicated,' and that 'the prevailing view that a woman with a discharge from t...
INTRODUCTION Ameloblastic fibro-odontoma (AFO) is defined as a benign odontogenic tumor with slow growing behavior. Its prevalence is rare. AFO is characterized by histologic features of ameloblastic fibroma (AF) with the formation of enamel and dentine. CASE PRESENTATION This is a case report of AFO accompanied with a number of impacted deciduous teeth and its management in a 4-year old boy....
Protein delta homolog 1 (DLK1) regulates the odontoblastic differentiation of human dental pulp stem cells. It was hypothesized that DLK1 may exert regulatory effects on epithelial‑mesenchymal interactions in tooth development. The present study investigated the expression of DLK1 during the development of mouse enamel and its role in the proliferation and differentiation of ameloblast‑lineage ...
Odontogenic carcinosarcoma is an extremely rare malignant odontogenic tumor with only a few reported cases. It is characterized by a true mixed tumor showing malignant cytology of both epithelial and mesenchymal components. It has been assumed to arise from pre-existing lesions such as ameloblastoma, ameloblastic fibroma, and ameloblastic fibrosarcoma. To date, the reported cases have exhibited...
Ameloblastic fibrosarcoma (AFS) is a rare malignant odontogenic neoplasm of the jaw. AFS is characteristically composed of a benign odontogenic epithelium and a malignant mesenchymal component. The posterior region of the mandible is the predominantly occupied site. In the present report, a new case of AFS in a 22-year-old male that originated from ameloblastic fibroma was described. Histologic...
AIM This is to report a rare case of ameloblastic fibrodentinoma (AFD), including detailed history, histopathologic as well as radiographic findings. Her condition, a mixed odontogenic tumor, has rarely been reported in publications. We also included the gist of theories put forward regarding the histogenesis of this lesion. BACKGROUND AFD is a rare and controversial entity; it boasts a varie...
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