Results 91 to 100 of about 1,032 (188)

Calcifying odontogenic cyst associated with complex odontoma treated with a conservative approach: a case report / Cisto odontogênico calcificante associado a odontoma complexo tratado com abordagem conservadora: relato de caso [PDF]

open access: yes, 2022
Calcifying odontogenic cysts (COCs) are uncommon benign lesions arising from the odontogenic epithelium which are currently considered cysts. Histopathologically, it presents as an epithelial lining with ameloblastic characteristics, in addition to ghost
Alves, Ana Paula Negreiros Nunes   +9 more
core  

Chinese Guidelines for Diagnosis and Treatment of Chronic Rhinosinusitis (2024)

open access: yesWorld Journal of Otorhinolaryngology - Head and Neck Surgery, Volume 12, Issue 1, Page 25-55, February 2026.
ABSTRACT Chronic rhinosinusitis (CRS), a complex inflammatory disease with heterogeneous pathogenesis, demands evolving evidence‐based strategies. Since the 2018 Chinese guidelines and EPOS2020, international advances in CRS immunopathology and biologics have revolutionized therapeutic approaches, particularly through phenotype–endotype classification ...
Subspecialty Group of Rhinology   +4 more
wiley   +1 more source

Dentinogenic Ghost Cell Tumor of the Peripheral Variant Mimicking Epulis [PDF]

open access: yes, 2010
Dentinogenic ghost cell tumor (DGCT) is an uncommon locally invasive odontogenic tumor regarded by many as a variant of calcifying odontogenic cyst.
Uddipan Kumar   +5 more
core   +1 more source

Calcifying Ghost Cell Odontogenic Cyst: Report of a Case and Review of Literature [PDF]

open access: yes, 2011
The calcifying ghost cell odontogenic cyst (CGCOC) was first described by Gorlin et al. in 1962. Calcifying ghost cell odontogenic cyst is comparatively rare in occurrence, constituting about 0.37% to 2.1% of all odontogenic tumors.
Desai, Rajeev   +2 more
core   +3 more sources

Radiation therapy for amyloid‐producing odontogenic tumor in a cat: a case report

open access: yesAustralian Veterinary Journal, Volume 104, Issue 1-2, Page 78-80, January-February 2026.
Amyloid‐producing odontogenic tumor (APOT) is a rare odontogenic neoplasm in cats, characterized by amyloid deposition within the tumor. Surgical resection is commonly recommended, but in cases where complete excision is difficult, radiation therapy may be considered as an alternative treatment. In this case report, a 10‐year‐old male neutered domestic
A Uno, T Mori
wiley   +1 more source

Genetically engineered mouse models of craniopharyngioma: an opportunity for therapy development and understanding of tumor biology. [PDF]

open access: yes, 2017
Adamantinomatous craniopharyngioma (ACP) is the commonest tumor of the sellar region in childhood. Two genetically engineered mouse models have been developed and are giving valuable insights into ACP biology.
Apps, JR, Martinez-Barbera, JP
core   +1 more source

Recurrent Odontogenic Keratocyst Mimicking Persistent Periapical Lesion in the Anterior Maxilla: A Case Report With 15‐year follow up

open access: yesCase Reports in Dentistry, Volume 2026, Issue 1, 2026.
Odontogenic keratocysts (OKCs) are aggressive odontogenic cysts with a high recurrence rate, often presenting diagnostic challenges due to their ability to mimic common periapical pathologies. Although more prevalent in the mandible, maxillary OKCs, especially those resembling periapical lesions, are rare and prone to misdiagnosis.
Sumaya O. Basudan   +1 more
wiley   +1 more source

The Rare Occurrence of a Solitary Collagenous Fibroma in the Gingiva of a 2‐Year‐Old Child: A Case Report

open access: yesCase Reports in Dentistry, Volume 2026, Issue 1, 2026.
Background Desmoplastic fibroblastoma (DF), or collagenous fibroma (CF), is a distinct and rare benign soft tissue tumor, clinically presenting as a slow‐growing firm mass originating from fibroblastic and myofibroblast cells. The exact cause of CF remains unknown, and it is considered a sporadic lesion without any known genetic or environmental risk ...
Anagha Chonat   +6 more
wiley   +1 more source

Comparison of the value of PCNA and Ki-67 as markers of cell proliferation in ameloblastic tumors [PDF]

open access: yes, 2012
Objectives: The aim of this study was to compare among PCNAand Ki-67 as the most reliable immunohisto chemical marker for evaluating cell proliferation in ameloblastic tumors.
Bologna-Molina, Ronell   +4 more
core   +1 more source

Odontogenic tumours in Nigeria : a multicentre study of 582 cases and review of the literature [PDF]

open access: yes, 2018
The objective of this study was to classify the various types of odontogenic tumours (OTs) using the newly updated 2017 world health organization (WHO) histological typing and to analyze the prevalence of these tumours among Nigerians as well as to ...
Amole, Ibiyinka   +5 more
core   +1 more source

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