Results 21 to 30 of about 138,175 (337)

The potential impact of CT-MRI matching on tumor volume delineation in advanced head and neck cancer [PDF]

, 1997
To study the potential impact of the combined use of CT and MRI scans on the Gross Tumor Volume (GTV) estimation and interobserver variation. Four observers outlined the GTV in six patients with advanced head and neck cancer on CT, axial MRI, and coronal
Bartelink, H, de Ru, V, Keus, R, Koops, W, Lebesque, J V, Muller, S, Pameijer, F A, Rasch, C, Touw, A, van Herk, M, Van Herk, Marcel   +10 more
core   +3 more sources

False lateralazing sign in skull base tumor a case series of five patients

Interdisciplinary Neurosurgery, 2021
Paradoxical neurological signs constitute a very important clinical entity for physicians to be aware of and they are of paramount importance to bear in mind in-order to avoid confusion when diagnosing lesions based on anatomic localization.
Lea Kahanov, Uri P. Hadelsberg, Andrew Kaye, Sergey Spektor, Fidel Valero, Jose Cohen, Samuel Moscovici   +6 more
doaj   +1 more source

Hypoglossal schwannoma masquerading as a carotid body tumor. [PDF]

, 2012
Study Objective. To describe the clinical presentation, evaluation, and treatment of a hypoglossal schwannoma. Methods. We report an unusual case of a hypoglossal schwannoma presenting as a pulsatile level II neck mass at the bifurcation of the external ...
Abie H. Mendelsohn, Article Id, Douglas R. Sidell, Keith E. Blackwell, Matthew K. Lee   +4 more
core   +1 more source

Primary Intraosseous Cavernous Hemangioma of the Clivus: Case Report and Review of the Literature

Journal of Neurological Surgery Reports, 2013
Primary intraosseous hemangiomas are benign, vascular malformations that account for approximately 1% of all primary bone neoplasms. These tumors are mostly found in vertebral bodies and are rarely seen in the calvarium, where they represent 0.2% of bony
Yakov Gologorsky, Raj K. Shrivastava, Fedor Panov, Justin Mascitelli, Anthony Del Signore, Satish Govindaraj, Mark Smethurst, David J. Bronster   +7 more
doaj   +1 more source

Chordoma. Clinical characteristics, management and prognosis of a case series of 25 patients [PDF]

, 2010
Background: Adequate surgery still remains the only curative treatment of chordoma. Interesting clinical data on advanced disease with molecularly targeted therapies were reported.Methods: We described the clinical outcome of a series of chordoma ...
Virginia Ferraresi, Carmen Nuzzo, Carmine Zoccali, Ferdinando Marandino, Antonello Vidiri, Nicola Salducca, Massimo Zeuli, Diana Giannarelli, Francesco Cognetti, Roberto Biagini, A Jemal, R Chugh, CE Peña, JM Mirra, NL Higinbotham, C Catton, PW Chambers, S Boriani, F Tzortzidis, D Baratti, D Schulz-Ertner, DC Weber, GF Fleming, E Tamborini, S Stacchiotti, H Hof, K Schönegger, ZL Gokaslan, HY Zhang, P Bergh, KL Foweraker, PA Forsyth, BJ Cummings, P Gabriele, GC Feigl, HD Suit, M Austin-Seymour, M Austin-Seymour, G Noël, R Chugh, PG Scimeca, A Azzarelli, PG Casali, PG Casali, PM Weinberger, S Stacchiotti   +45 more
core   +1 more source

Giant Petroclival Primary Intradural Chordoma: Case Report and Systematic Review of the Literature

Journal of Neurological Surgery Reports, 2014
Background Chordomas are rare, locally aggressive neoplasms thought to arise from notochordal remnants in the axial skeleton. Primary intradural chordomas are considered to be extremely rare.
Fahad AlOtaibi, Marie-Christine Guiot, Thierry Muanza, Salvatore Di Maio   +3 more
doaj   +1 more source

Methylation-based reclassification and risk stratification of skull-base chordomas

Frontiers in Oncology, 2022
Background Skull-base chordomas are rare malignant bone cancers originating from the remnant of the notochord. Survival is variable, and clinical or molecular factors cannot reliably predict their outcomes.
Xulei Huo, Tengxian Guo, Ke Wang, Bo Yao, Da Li, Huan Li, Wei Chen, Liang Wang, Zhanghua Wu   +8 more
semanticscholar   +1 more source

Mucormycosis originated total maxillary and cranial base osteonecrosis: a possible misdiagnosis to malignancy

BMC Oral Health, 2021
Background This is a case of mucormycosis originated osteonecrosis of the maxilla extended to the cranial base, initially suspected of malignancy. The patient was first suspected with osteolytic sarcomatous lesion but was later diagnosed with total ...
Young Long Park, Sura Cho, Jin-Woo Kim
doaj   +1 more source

Optimum imaging for sinonasal malignancy [PDF]

, 2002
A combination of computed tomography (CT) and magnetic resonance imaging (MRI) is now established as the optimum assessment of sinonasal malignancy.
Howard, D, Lloyd, G, Lund, VJ, Savy, L
core   +1 more source

Sellar region extramedullary plasmacytoma – A rare skull base tumour

Interdisciplinary Neurosurgery, 2020
Plasma cell neoplasms can present either as multiple myeloma, or in
Yan Zheng Ho, Senthil Kumar, Mohd Sofan Zenian   +2 more
doaj   +1 more source