نتایج جستجو برای: brain neoplasms

تعداد نتایج: 936883  

2013
Concetta Alafaci Francesca Granata Mariano Cutugno Maria Caffo Gerardo Caruso Francesco Maria Salpietro Walter Dandy

Intracranial tumors represent a significant health problem. The annual incidence of primary and secondary central Nervous system neoplasms ranges from 10 to 17 per 100.000 persons. The main histological types of brain tumors in adults include: high-grade (gliomas, primary cerebral lymphomas, medulloblastomas), low-grade (meningiomas, acoustic neuromas, neu‐ rofibromas) and Secondaries (common m...

Journal: :Annals of clinical and laboratory science 1991
A Lacayo P M Farmer

Brain tumors are the second most common malignancy of children. In contrast to adults, childhood brain tumors are usually of glial origin; metastases and meningiomas are rare. Some tumors, i.e., medulloblastomas, are found almost exclusively in children. The posterior fossa is the most frequent site of occurrence. The prognosis for childhood neoplasms tends to be more favorable than in adults, ...

Journal: :Histology and histopathology 1991
J Vaquero R Martínez A Arias S Oya

A technique for staining the nucleolar organizer regions (NORs) in tumor cells applied to smears from brain tumor biopsy specimens is described. This technique provides a rapid intraoperative evaluation of the proliferative activity in cerebral neoplasms and is a valuable complement to hematoxylineosin stained smears, supporting the criteria of benignity or malignancy in these tumors.

2017
Kyung-Hwa Lee Sang Won Seo Tae Sung Lim Eun-Joo Kim Byeong-Chae Kim Yeshin Kim Ho-Won Lee Jae Pil Jeon Sung-Mi Shim Duk L. Na Gi Yeong Huh Min-Cheol Lee Yeon-Lim Suh

To obtain an in-depth understanding of brain diseases, including neurodegenerative diseases, psychiatric illnesses, and neoplasms, scientific approach and verification using postmortem human brain tissue with or without disease are essential. Compared to other countries that have run brain banks for decades, South Korea has limited experience with brain banking; nationwide brain banks started o...

2016
Alessandro Arrigo

©2015 Arrigo A. This is an open access article distributed under the Creative Commons Attribution 4.0 International License (CC BY 4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. Volume 1 : Issue 1 Article Ref. #: 1000ROJ1e001 The Pre-Surgical Planning of Brain Neoplasms: From Diffusion Tensor Imaging to More Adva...

Journal: :Neuro-oncology 2022

Abstract A newly described entity called “calcified chondroid mesenchymal neoplasms” includes neoplasms with variable amounts of calcification and FN1 fusions [Liu et al, Mod Pathol 2021]. We report a case left temporal bone giant cell granuloma-like lesion that also shows an FN1-TEK fusion. Close monitoring MRI images after surgery has showed no recurrence. Case report: 33-year-old male develo...

Journal: :the journal of tehran university heart center 0
maryam moshkani farahani baqiatollah medical and research center, baqiatallah university of medical sciences, tehran, iran. davood kazemi saleh baqiatollah medical and research center, baqiatallah university of medical sciences, tehran, iran. yahya dadjoo baqiatollah medical and research center, baqiatallah university of medical sciences, tehran, iran. bahram pishgoo baqiatollah medical and research center, baqiatallah university of medical sciences, tehran, iran.

a 22-year-old man presented with exertional dyspnea commencing one month prior to his admission. echocardiography revealed a non-homogenous mass, and the pathology examination of the pericardial biopsy was compatible with angiosarcoma.

Journal: :Zhurnal voprosy neirokhirurgii imeni N. N. Burdenko 2015
A K Piskunov K V Nikitin A A Potapov

Investigation of the mechanisms of radiation-induced brain injury is a relevant fundamental objective of radiobiology and neuroradiology. Damage to the healthy brain tissue is the key factor limiting the application of radiation therapy in patients with nervous systems neoplasms. Furthermore, postradiation brain injury can be clinically indiscernible from continued tumor growth and requires dif...

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