نتایج جستجو برای: ameloblastic carcinoma

تعداد نتایج: 394714  

Journal: :Annals of dentistry 1989
Kittipong Dhanuthai Kusak Kongin

Ameloblastic fibro-odontoma (AFO) is a rare mixed odontogenic tumor consisting of both ectodermal and mesenchymal components. It occurs predominantly in children and adolescents, especially in the mandibular posterior region. Histopathologically, AFO exhibits the combination of ameloblastic fibroma-like tissue and complex odontoma. A case of AFO in a 1-year-old child was presented. It produced ...

2016
Akhilesh Kumar Singh Indu Bhusan Kar Niranjan Mishra Parikshit Sharma

An ameloblastic fibroodontoma (AFO) is a rare odontogenic tumor of mixed dental tissue origin. It exhibits histological features of ameloblastic fibroma and complex odontoma. AFOs are usually found to be asymptomatic and are most often discovered on routine radiography. Sometimes their presence is suspected due to missing permanent dentition. We report a case of an 18-year-old female patient wi...

2009
Brenda L. Nelson Gretchen S. Folk

Histological evaluation revealed multiple fragments of richly cellular mesenchymal tissue containing round droplike islands and long narrow anastomosing cords of odontogenic epithelium. The epithelial islands and cords were characterized by peripheral columnar or cuboidal hyperchromatic cells and were frequently only two cell layers thick (Fig. 2). The mesenchymal component contained evenly dis...

2016
Alessandro Moro Enrico Foresta Giulio Gasparini Sandro Pelo Mario Forcione Enrico Giuseppe Cristallini Marco Toraldo Cardarelli Lorenzo Marco Falchi Gianmarco Saponaro

Ameloblastic carcinoma (AC) is an uncommon malignant odontogenic tumor that can be difficult to differentiate from ameloblastoma and can arise directly as an undifferentiated lesion or from a pre-existing benign lesion. The current study presents a novel case of primary maxillary AC and review the literature on AC of the maxilla. The review of the literature indicates that secondary tumors and ...

Journal: :Diagnostic cytopathology 2009
Michelle Reid-Nicholson Daniel Teague Barry White Preetha Ramalingam Rafik Abdelsayed

We present a case of malignant ameloblastoma presenting in the posterior mandible and cervical lymph nodes of an African American child. This case is somewhat unusual in that the patient was an adolescent and presented with metastatic disease. This partly clinical as well as cytologic diagnosis was facilitated by the presence of typical ameloblastoma cytology in multiple cervical lymph nodes ad...

2014
Timur Koca Hamit Başaran Deniz Arslan Duygu Sezen Zümrüt Arda Çerkeşli Özlem Kılınç Sibel Karaca Cumhur İbrahim Başsorgun Hilmi Önder Okay Münir Demirci

INTRODUCTION Ameloblastoma is a benign but locally aggressive tumor of odontogenic epithelial tissue. Reports of radiotherapy treatment modalities are limited in the literature. CASE PRESENTATION A thirty-five year old male presented with complaints of headache radiating to his face for about six months and impaired vision. The patient's Positron Emission Tomography (PET) showed a mass in the...

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