Results 101 to 110 of about 10,916 (271)

Colliding Tumor of the Paranasal Sinus

Allergy & Rhinology, 2013
Sinonasal malignant neoplasms comprise only 3% of all head and neck malignancies. Synchronous and metachronous tumors of the head and neck have been described, but rarely have there been reports of a single tumor with two distinct histologies.
Henry P. Barham M.D., Sherif Said M.D., Ph.D., Vijay R. Ramakrishnan M.D.   +2 more
doaj   +1 more source

The evaluation of head and neck neoplasm in young and old adults

Social Determinants of Health, 2019
Background: Head and neck neoplasm (HNN) is one of the most common neoplasms in 6th and 7th of life. Its incidence rate is different in various human societies.
Mahbobeh Oroei, Ali Asghar Peyvandi, Hassan Peyvandi, Shahrokh Khoshsirat, Niloofaralsadat Motamedi   +4 more
doaj   +1 more source

Immunohistochemical patterns in the differential diagnosis of rhinopharyngeal granulocytic sarcoma [PDF]

, 2016
Granulocytic sarcoma (GS) is a rare extramedullary manifestation of acute myeloid leukemia (AML). GS may develop simultaneously to AML or as a relapse of leukemia, particularly following allogeneic hematopoietic stem cell transplant.
CANTONE, ELENA, CAVALIERE, Michele, DI LULLO, ANTONELLA MIRIAM, GUADAGNO, ELIA, IENGO, MAURIZIO   +4 more
core   +1 more source

A Single Institution Retrospective Comparison of Two Radiotherapy Protocols for the Palliative Treatment of Canine Nasal Carcinoma

Veterinary Radiology &Ultrasound, Volume 66, Issue 6, November 2025.
ABSTRACT Optimal radiation protocols for canine nasal carcinoma are not established. Co‐morbidities, access, and owner compliance can influence scheduling. Between 2015 and 2022, two radiotherapy protocols were used in the palliative treatment of canine nasal carcinoma at a single institution.
Alison Hayes, Hannah Wong, Annette Preston, Jane Dobson   +3 more
wiley   +1 more source

Intraoral mass presenting as maxillary sinus carcinoma: a case report.

Frontiers in Dentistry, 2013
Sinonasal undifferentiated carcinoma is an extremely rare malignancy of the paranasal sinuses and nasal cavity. It is of unknown etiology, and occurs more commonly in the elderly men, with a routinely shown aggressive behavior and poor prognosis for ...
Omid Mahdavi, Najmehalsadat Boostani, Sharareh Karimi, Adel Tabesh   +3 more
doaj  

Evaluation of Some Prognostic Biomarkers in Human Papillomavirus-Related Multiphenotypic Sinonasal Carcinoma [PDF]

Iranian Journal of Medical Sciences
Background: Human papillomavirus (HPV)-related multi phenotypic sinonasal carcinoma (HMSC) is a recently described tumor subtype with an unknown prognosis, often misdiagnosed with other sinonasal carcinomas, and associated with high-risk HPV (HR-HPV ...
Mohamed Ali Alabiad, Warda M. M. Said, Amal M. A. Adim, Mohammed Alorini, Amany Mohamed Shalaby, Walaa Samy, Shereen Elshorbagy, Doaa Mandour, Ibrahim Mohamed Saber, Amar Ibrahim Omar Yahia, Dina Ahmed Khairy   +10 more
doaj   +1 more source

Myxoid fibroblastic tumor of the maxillary sinus in a 21-month-old child: an unusual diagnosis [PDF]

, 2018
Myxoid tumors of the soft tissue are a heterogeneous group of lesions with significant differences in behavior, from being totally harmless to malignant tumors with metastasizing potential. We describe the unusual case of a 21-month-old boy who developed
Jaques, Bertrand, Meagher-Villemure, Kathleen, Pasche, Philippe, Ödman, Micaela   +3 more
core  

Molecular Profiling and Tumor Microenvironment in Sinonasal Mucosal Melanoma as Biomarkers for Enhanced Prognostic Stratification

International Forum of Allergy &Rhinology, Volume 15, Issue 10, Page 1082-1093, October 2025.
ABSTRACT Background Sinonasal mucosal melanoma (SNMM) is a rare and aggressive melanoma subtype with a notably poor prognosis. Despite molecular characterization advances, SNMM remains clinically challenging, highlighting the need for detailed molecular profiling.
Manuel Molina‐Garcia, Maria Jesus Rojas‐Lechuga, Cristobal Langdon, Judit Mateu, Jaume Bague, Teresa Torres, Vinicius G. de Souza, Manuel Bernal‐Sprekelsen, Isam Alobid, Rui Milton Patricio da Silva‐Júnior, Susana Puig   +10 more
wiley   +1 more source

Exceptional therapeutic benefit of imatinib in cKIT‐mutated mucosal melanoma followed by a KIT mutation loss

JDDG: Journal der Deutschen Dermatologischen Gesellschaft, EarlyView.
Hannah Zillikens, Corinna Scheib, Vicky Peller, Christina Müller, Sebastian Bauer, Ina Pretzell, Klaus Griewank, Antje Sucker, Eva Hadaschik, Felicitas Guntrum, Sven Holger Baum, Alexander Roesch, Selma Ugurel, Dirk Schadendorf, Lisa Zimmer, Elisabeth Livingstone   +15 more
wiley   +1 more source

Subfrontal approach for nasal⁃cranial communicans tumor resection with nasal endoscope: analysis of 12 cases

Chinese Journal of Contemporary Neurology and Neurosurgery, 2010
Objective To explore the methods and effects of operation via subfrontal approach with nasal endoscope for removing nasal⁃cranial communicans tumor. Methods Clinical data of 12 patients who underwent operation for nasal⁃cranial communicans tumor via ...
Zhi⁃fa HUANG, Xin YAO, Yu⁃shan YANG, Bu⁃dong CHEN, Hong WANG, Xiao⁃guang TONG, Jin⁃ling ZHANG, Gang LIU   +7 more
doaj