Results 1 to 10 of about 155,756 (165)

Successes and challenges in modeling heterogeneous BRAFV600E mutated central nervous system neoplasms [PDF]

open access: yesFrontiers in Oncology, 2023
Central nervous system (CNS) neoplasms are difficult to treat due to their sensitive location. Over the past two decades, the availability of patient tumor materials facilitated large scale genomic and epigenomic profiling studies, which have resulted in
Yao Lulu Xing   +2 more
doaj   +2 more sources

The Continuing Value of Ultrastructural Observation in Central Nervous System Neoplasms in Children [PDF]

open access: yesJournal of Pathology and Translational Medicine, 2015
Central nervous system (CNS) neoplasms are the second most common childhood malignancy after leukemia and the most common solid organ neoplasm in children. Diagnostic dilemmas with small specimens from CNS neoplasms are often the result of multifactorial
Na Rae Kim, Sung-Hye Park
doaj   +2 more sources

Intraoperative Frozen Cytology of Central Nervous System Neoplasms: An Ancillary Tool for Frozen Diagnosis [PDF]

open access: yesJournal of Pathology and Translational Medicine, 2019
Background Pathologic diagnosis of central nervous system (CNS) neoplasms is made by comparing light microscopic, immunohistochemical, and molecular cytogenetic findings with clinicoradiologic observations.
Myunghee Kang   +18 more
doaj   +2 more sources

Primary central nervous system neoplasms in African hedgehogs. [PDF]

open access: yesJ Vet Diagn Invest, 2018
In this retrospective study, we describe the clinicopathologic and immunohistochemical findings in a series of primary central nervous system (CNS) neoplasms in African hedgehogs ( Atelerix albiventris). Twelve CNS neoplasms were found among 762 African hedgehog submissions (1.6%) to a private diagnostic laboratory in an 18-y period. The median age of
Muñoz-Gutiérrez JF   +2 more
europepmc   +4 more sources

Immunohistochemical Study of Ki-67 Labelling Index in Neoplasms of Central Nervous System [PDF]

open access: yesNational Journal of Laboratory Medicine, 2022
Introduction: The central nervous system tumours show a varied histopathological spectrum. The cell proliferation index may provide an objective method for assessing tumour biology. The Ki-67 is considered to be the most reliable proliferative marker
Anuradha G Patil   +3 more
doaj   +1 more source

Mast cells in central nervous system neoplasms: an immunohistochemical study

open access: yesRevista Mexicana de Neurociencia, 2023
Objective: To investigate the relationship between mast cells (MCs) and different central nervous system (CNS) tumors. Methods: It was a comparative immunohistochemical study to investigate the presence, number, and location of MCs in pilocytic ...
Aldair Ochoa-Rojas   +6 more
doaj   +1 more source

Radiotherapy in Current Neuro-Oncology: There Is Still Much to Reveal

open access: yesLife, 2021
Radiation therapy (RT) has a pivotal role in the treatment of Central Nervous System (CNS) neoplasms and is routinely employed for both benign and malignant lesions [...]
Gianluca Ferini   +1 more
doaj   +1 more source

Not all roses are sweet—Pediatric ependymoma

open access: yesJournal of the American College of Emergency Physicians Open, 2023
Ependymomas are rare malignant neoplasms that originate from radial glial cells within the central nervous system. Within pediatric central nervous tumors, ependymomas constitute the third most common entity with the majority occurring within the ...
George V. Koshy   +2 more
doaj   +1 more source

Modulation of the Complement System by Neoplastic Disease of the Central Nervous System

open access: yesFrontiers in Immunology, 2021
The complement system is a highly conserved component of innate immunity that is involved in recognizing and responding to pathogens. The system serves as a bridge between innate and adaptive immunity, and modulation of the complement system can affect ...
Steven K. Yarmoska   +4 more
doaj   +1 more source

Smear technique for intraoperative diagnosis of central nervous system neoplasms

open access: yesJournal of Pathology of Nepal, 2014
Background: Smear cytology has become increasily popular as an alternative to frozen section for the rapid diagnosis of most of central nervous system lesions.
S Shrestha, BK Thapa, B Bhattarai
doaj   +1 more source

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