نتایج جستجو برای: brain tumor diagnosis

تعداد نتایج: 1278439  

Journal: :Applied sciences 2023

A glioma is a type of intra-axial brain tumor originating from the glial cells. Making up about one-third all tumors, timely diagnosis alongside correct grading and subsequent therapy planning crucial. Magnetic Resonance Imaging an established method for tumors. Arterial Spin Labeling (ASL) Perfusion allows non-contrast enhanced visualization hyper- or hypoperfusion. Commonly, cell swelling occ...

2017
Ugur Sener William O. Tatum Alfredo Quinones-Hinojosa Deependra Mahato Anteneh M. Feyissa

Brain tumor-related epilepsy is a common complication of primary and metastatic brain tumors with seizures often representing the first manifestation of the tumor. The size and location of the tumor can make detection of epileptiform discharges on scalp electroencephalogram and safe surgical resection challenging. We describe a case of a patient with glioblastoma multiforme presenting as domina...

Erfan Khezripour, Sogand Abbasi Azizi,

Introduction: Encephalitis is inflammation of the brain. Viral infections are the most common cause of the condition .Encephalitis can cause flu-like symptoms, such as a fever or severe headache. It can also cause confused thinking, seizures, or problems with senses or movement. However, many cases of encephalitis result in only mild flu-like symptoms or even no symptoms. It's important to get ...

Azin Alavi Maliheh Kadivar Razieh Sangsari,

Congenital granular cell tumor (GCT) is a relatively rare intraoral benign tumor, approximately 200 cases of which have been reported in the neonatal period worldwide. The newborn infant may have feeding problems and respiratory difficulties due to airway obstruction. This lesion may be diagnosed by prenatal ultrasonography and simple resection is mostly required. We report a case of an adult t...

Journal: :Analytical chemistry 2003
Arjan W Simonetti Willem J Melssen Marinette van der Graaf Geert J Postma Arend Heerschap Lutgarde M C Buydens

A new classification approach was developed to improve the noninvasive diagnosis of brain tumors. Within this approach, information is extracted from magnetic resonance imaging and spectroscopy data, from which the relative location and distribution of selected tumor classes in feature space can be calculated. This relative location and distribution is used to select the best information extrac...

Journal: :Neurology 1953
D G FREEMAN M A PETROHELOS J W HENDERSON

NEUROLOGIC SYMPTOMS AND SIGNS IN 347 CASES OF VERIFIED BRAIN TUMOR David G. Freeman, Manousos A. Petrohelos, and John W. Henderson Neurology 1953;3:437–452 In making the diagnosis of a brain tumor, the only sure method is by surgical exploration and microscopic analysis. However, in order to make a tentative diagnosis of a space taking intracranial lesion there must be a strong suspicion initia...

Journal: :Computational Intelligence and Neuroscience 2021

Glioma is the main type of malignant brain tumor in adults, and status isocitrate dehydrogenase (IDH) mutation highly affects diagnosis, treatment, prognosis gliomas. Radiographic medical imaging provides a noninvasive platform for sampling both inter intralesion heterogeneity gliomas, previous research has shown that IDH genotype can be predicted from fusion multimodality radiology images. The...

Journal: :Child neuropsychology : a journal on normal and abnormal development in childhood and adolescence 2017
Leandra Desjardins Jennifer C Thigpen Molly Kobritz Alexandra H Bettis Meredith A Gruhn Megan Ichinose Kristen Hoskinson Claire Fraley Allison Vreeland Colleen McNally Bruce E Compas

Neurocognitive problems in childhood survivors of brain tumors are well documented. Further, research has shown that problems in cognitive functioning may be associated with impairment in the use of complex strategies needed to cope with stress, including secondary control coping strategies (e.g., acceptance and cognitive reappraisal) which have been associated with fewer adjustment problems. T...

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