Results 11 to 20 of about 433,704 (357)

Intramural Plexiform Hemangiomatous Proliferation: An Uncommon Vascular Variant in Unicystic Ameloblastoma [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2023
Ameloblastoma are the benign, locally aggressive, slow growing solid or cystic neoplasms of the jaws containing odontogenic epithelium in a connective tissue stroma.
Karthikeya Patil   +4 more
doaj   +1 more source

Juvenile trabecular ossifying fibroma of the maxilla: Case report of a diagnostic dilemma

open access: yesDental Research Journal, 2021
Ossifying fibromas (OFs) are benign, well-demarcated lesions in the craniofacial region, particularly in the jaws, with clinical, radiographic, and histopathological similarities to other lesions, which make their diagnosis challenging. Herein, we report
Hassan Mir Mohammad Sadeghi   +5 more
doaj   +1 more source

Clear Cell Squamous Cell Carcinoma of the Maxillary Gingiva Associated with PIK3CA and HRAS Mutations: Report of a Case and Literature Review

open access: yesHead and Neck Pathology, 2023
Background Squamous cell carcinoma (SCC) is the most common oral malignancy, and somatic mutations in some driver genes have been implicated in SCC development.
Katsutoshi Hirose   +12 more
semanticscholar   +1 more source

A Giant Posterior Maxillary Intra-Sinusal Complex Odontoma: A Clinical Case

open access: yesCureus, 2023
Odontomas are the most common odontogenic neoplasms. They are generally small and asymptomatic. This article presents an unusual case of a giant maxillary complex odontoma, which obscured a part of the maxillary antrum and impacted a tooth.
Mohamed Kadri   +5 more
semanticscholar   +1 more source

A Case of Metastatic Renal Cell Carcinoma to the Maxillary Sinus Initially Presenting as Recurrent Epistaxis

open access: yesJU Open Plus, 2023
Metastatic neoplasms to the sinonasal tract are rare. Here, we report the case of a 74-year-old woman with no notable oncological history, presenting to the emergency department with a 3-week history of intermittent epistaxis.
Justin P. Mehr   +5 more
semanticscholar   +1 more source

Brown tumor of the maxilla in patient with secondary hyperparathyroidism [PDF]

open access: yesVojnosanitetski Pregled, 2004
Brown tumor or parathyroid osteopathy is a kind of bony lesion caused by hyperparathyroidism. It appears as an expansive osteolytic lesion mostly in mandible, ribs, pelvis and femur, but rarely in the upper jaw.
Jović Nebojša   +5 more
doaj   +1 more source

Feline maxillary sarcoma: clinicopathologic features of spindle cell sarcomas from the maxilla of 25 cats

open access: yesJournal of feline medicine and surgery, 2022
Case series summary Feline maxillary sarcomas are aggressive spindle cell neoplasms that occur within the maxilla, palate and upper lip of cats. This diagnosis includes fibrosarcoma and sarcomas with indeterminate histomorphology, excluding melanocytic ...
A. Harvey, J. Soukup, C. Bell
semanticscholar   +1 more source

Maxillary Sinus Pleomorphic Adenoma: A Systematic Review

open access: yesSurgeries, 2022
Background: Pleomorphic adenoma (PA), also known as a mixed tumor, is a neoplasm of the glandular tissue. The maxillary sinus (MS) is an atypical location of PA; however, as an empty cavity inside the bone, it predisposes tumors to develop unnoticed. The
Maciej Chęciński, Zuzanna Nowak
doaj   +1 more source

Mammary analogue secretory carcinoma in minor salivary gland [PDF]

open access: yesEinstein (São Paulo), 2022
Mammary analogue secretory carcinoma is a rare neoplasm usually confused with other neoplasms in the salivary glands region. It has great similarity with the breast carcinoma.
Lucas Moreno Ponso   +4 more
doaj   +1 more source

Poorly differentiated sarcoma of the maxillary sinus: a histopathology dilemma of a rare tumor

open access: yesJournal of Surgical Case Reports, 2022
Sarcomas are a rare heterogeneous group of neoplasms of mesenchymal origin. In the redistribution of all head and neck malignancies, sarcomas are represented by only 1%. Herein, we report a case of a 66-year-old patient with right maxillary sinus sarcoma
Tena Šimunjak   +3 more
semanticscholar   +1 more source

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