Results: 24

Consenso chileno para el diagnóstico y tratamiento de gliomas del adulto

Resumen Los tumores cerebrales se caracterizan por su gran morbilidad y mortalidad. La gran mayoría corresponde a tumores secundarios (metástasis). Dentro de los tumores primarios del sistema nervioso central, los gliomas corresponden al 30% de éstos. En EEUU, entre el 2007-2011, se estima una inciden...

Primary Extra-axial Glioblastoma: Case Report and Literature Review

Arq. bras. neurocir; 40 (4), 2021
Glioblastoma multiforme (GBM) is the most frequent and most aggressive primary brain tumor in adults,mainly located in the cerebral hemispheres. In the literature, few cases of primary GBM have been reported to have radiographic and intraoperative features of extra-axial lesions, leading to a diagnostic ...

Comprehensive quality assurance for intracranial radiosurgery treatments using a postal system

Radiosurgery is a high-precision technique for delivering, in most cases, a single highly conformal dose to a stereotactically localized target. It can be indicated for small intracranial injury treatment, using either multiple sources of 60Co (γ rays) or high energy photon beams produced by linear acce...

Pleomorphic Xanthoastrocytoma with Oligodendroglioma-Like Areas with Negative 1p19q Co-Deletion

Arq. bras. neurocir; 40 (2), 2021
The most common mixed glioma encountered in routine surgical practice is oligoastrocytoma (OA); however, its is currently considered a vanishing entity. The 2016 classification of the World Health Organization (WHO) discourages the diagnosis of tumors as mixed glioma. The recommendations are that diffuse...

Características sociodemográficas en cuidadores principales de pacientes operados de cáncer de cerebro
Socio-demographic characteristics in primary caregivers of patients with brain cancer surgery

Rev. medica electron; 43 (3), 2021
RESUMEN Introducción: la atención al enfermo es llevada a cabo por una secuencia específica de la familia, por lo que esta es considerada un cuidador principal. Objetivo: describir las características sociodemográficas en cuidadores principales de pacientes operados de cáncer de cerebro. Mater...

Patterns of recurrence and outcomes of glioblastoma multiforme treated with chemoradiation and adjuvant temozolomide

Clinics; 75 (), 2020
OBJECTIVES: To assess the patterns of failure and prognostic factors in Brazilian patients with glioblastoma multiforme (GBM) treated with radiotherapy (RT) and concurrent and adjuvant temozolomide (TMZ). METHODS: Patients with diagnosed GBM post-resection received postoperative RT. TMZ was administered...

Delayed Cerebral Metastasis of Breast Cancer: Case Report and Molecular Review

Arq. bras. neurocir; 38 (4), 2019
Breast cancer (BC) is a prevalent disease, and its incidence of brain metastasis (BM) varies from5 to 30% according to the literature.We present the case of a delayed isolated cerebral metastasis in a female patient following a period of 16 years after the diagnosis and first treatment. During this time,...

Testicular mixed germ cell tumor presenting with seizure as the initial symptom: a case report and literature review

Int. braz. j. urol; 45 (3), 2019
Abstract Most patients with testicular germ cell tumor present with a painless scrotal mass. We report a 19-year-old patient who presented with neurological complains. Rapid clinical progression to coma was noted during the staging work up. A diagnosis of testicular mixed germ cell tumor with multiorgan ...

Brain metastasis in papillary serous adenocarcinoma of the endometrium

Abstract Background Most endometrial cancers (75%) are diagnosed in early stages (stages I and II), in which abnormal uterine bleeding is the most frequent clinical sign.When the diagnosis is performed in stage IV, the most common sites of metastasis are the lungs, liver and bones. Central nervous syst...

Therapeutic evaluation of magnetic hyperthermia using Fe3O4-aminosilane-coated iron oxide nanoparticles in glioblastoma animal model

Einstein (Säo Paulo); 17 (4), 2019
ABSTRACT Objective: To evaluate the potential of magnetic hyperthermia using aminosilane-coated superparamagnetic iron oxide nanoparticles in glioblastoma tumor model. Methods: The aminosilane-coated superparamagnetic iron oxide nanoparticles were analyzed as to their stability in aqueous medium and th...