Results 21 to 30 of about 372,044 (296)

Unique case of inverted papilloma of septum with nasopharyngeal carcinoma:Is it a metachronous tumour? [PDF]

open access: yes, 2020
Inverted papilloma is a rare and benign tumour. It affects the nasal cavity and paranasal sinuses, has a high rate of recurrence and is associated with malignant transformation.
Ferguson, Aaron S. J.   +4 more
core   +3 more sources

Incidence, Pattern, and Possible Risk Factors for Nasopharyngeal Cancer in the Qassim Region

open access: yesCureus, 2023
Objective To evaluate and assess the incidence, patterns, and possible risk factors for nasopharyngeal cancer among the Qassim population. Methods A retrospective study was conducted at Dr. Suliman Al-Habib Hospital in Qassim.
L. S. Alhumaidan   +6 more
semanticscholar   +1 more source

Pharyngeal teratomas in children

open access: yesJournal of Pediatric Surgery Case Reports, 2020
Teratomas represent one of the most common group of neoplasm to occur during childhood. They derive from multipotential cells and consist of possible to identify cells that develop from all three germ layers.
Artur Niedzielski   +3 more
doaj   +1 more source

RREB1::MRTFB fusion‐positive extra‐glossal mesenchymal neoplasms: A series of five cases expanding their anatomic distribution and highlighting significant morphological and phenotypic diversity

open access: yesGenes, Chromosomes and Cancer, 2022
The RREB1::MRTFB (former RREB1::MKL2) fusion characterizes ectomesenchymal chondromyxoid tumors (EMCMT) of the tongue. Only five molecularly confirmed extra‐glossal EMCMT cases have been reported recently; all occurring at head and neck or mediastinal ...
A. Agaimy   +9 more
semanticscholar   +1 more source

Nasopharyngeal Melanoma [PDF]

open access: yes, 2018
Mucosal nasopharyngeal melanoma is a rare head and neck melanoma. Prognosis is poor (5-year overall survival rate of 10–30%) with high rates of metastases and local recurrence. Head and neck mucosal melanoma represents 0.8–3.7% of all melanomas and 0.03%
Calvieri, Stefano   +4 more
core   +1 more source

Link of Nasopharyngeal Carcinoma and Epstein-Barr Virus

open access: yesBiology, Medicine & Natural Product Chemistry, 2018
Nasopharyngeal Carcinoma (NPC) is a cancer that occurs in nasopharynx which is associated with Epstein-Barr Virus (EBV). Mutation agents in nasopharyngeal neoplasms occur because of EBV infection.
Sugiyanto Sugiyanto   +3 more
doaj   +1 more source

Pretreatment Photopenia on 18F-Fluorodeoxyglucose Positron Emission Tomography-Computed Tomography Scans Predicts Poor Prognosis in Nasopharyngeal Cancer Patients Undergoing Concurrent Chemoradiotherapy [PDF]

open access: yesClinical and Experimental Otorhinolaryngology, 2020
Objectives To investigate the influence of pretreatment primary tumor or nodal photopenia (PP) on 18F-fluorodeoxyglucose positron emission tomography-computed tomography (FDG PET-CT), an indicator of tumor ischemia, on survival results of nasopharyngeal ...
Erkan Topkan   +6 more
doaj   +1 more source

Nasopharyngeal Salivary Gland Anlage Tumour: A rare cause of neonatal respiratory distress

open access: yesSultan Qaboos University Medical Journal, 2018
A salivary gland anlage tumour (SGAT) is a very rare type of benign tumour that usually presents in early infancy with respiratory distress which is exacerbated upon feeding.
Salma M. Al-Sheibani   +3 more
doaj   +1 more source

Benign TdT-positive cells in pediatric and adult lymph nodes: a potential diagnostic pitfall [PDF]

open access: yes, 2018
Benign TdT-positive cells have been documented in a variety of non-hematopoietic tissues. Scant data are however available on their presence in non-neoplastic lymph nodes.
AGOSTINELLI, CLAUDIO   +8 more
core   +1 more source

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