نتایج جستجو برای: brain mri

تعداد نتایج: 550833  

Background: Magnetic resonance imaging (MRI) has improved the diagnosis and management of patients with multiple sclerosis (MS). Montreal Cognitive Assessment (MoCA) is a brief, sensitive test that has been recommended by National Institute of Neurological Diseases and Stroke and Canadian Stroke Network (NINDS-CSN) as a reliable tool to detect mild cognitive impairments. This study aimed to eva...

اویس قرن, شیدا, هادیزاده خرازی, همایون,

    Background & Aim: Magnetic resonance imaging(MRI) in the coronal plane before and after contrast is currently considered to be the most specific and sensitive technique for imaging pituitary gland. However, because of the false negative results of this method in the detection of pituitary microadenomas and the importance of finding these microadenomas, infundibular deviation or tilt in MRI ...

2014
Sun Ha Paek Jae Ha Hwang Dong Gyu Kim Seung Hong Choi Chul-Ho Sohn Sung Hye Park Young Don Son Young Bo Kim Zang-Hee Cho

A 45-yr-old female patient was admitted with one-month history of headache and progressive left hemiparesis. Brain magnetic resonance imaging (MRI) demonstrated a mass lesion in her right frontal lobe. Her brain tumor was confirmed as a small cell glioblastoma. Her follow-up brain MRI, taken at 8 months after her initial surgery demonstrated tumor recurrence in the right frontal lobe. Contrast-...

Journal: :iranian journal of radiology 0
ching wen huang department of diagnostic radiology, shin-kong wu ho-su memorial hospital, taipei, taiwan yuh feng tsai department of diagnostic radiology, shin-kong wu ho-su memorial hospital, taipei, taiwan; college of medicine, fu-jen catholic university, new taipei city, taiwan; neuroimaging center, department of health management, shin-kong wu ho-su memorial hospital, taipei,taiwan; department of diagnostic radiology, shin-kong wu ho-su memorial hospital, taipei, taiwan, r.o.c. tel: +886-968995558, fax: +886-223699103 chen yu hsiao department of diagnostic radiology, shin-kong wu ho-su memorial hospital, taipei, taiwan

abstract the current mainstay of treatment in spontaneous intracranial hypotension (sih) is an epidural blood patch (ebp). although magnetic resonance imaging (mri) has a well-established role in the diagnosis of sih, imaging features regarding the treatment efficacy of ebp have rarely been discussed. we therefore sought to investigate and compare the sequential brain mri studies before and aft...

Journal: :Physics World 2023

Researchers in the US have used magnetic resonance imaging (MRI) to create highest-resolution image of a mouse brain ever made.

Journal: :Neurobiology of Aging 2021

The relationship between magnetic resonance imaging (MRI)-visible enlarged perivascular spaces (EPVS) and A? tau deposition is poorly investigated in cognitively normal older population. In our study, a total of 106 subjects from the Alzheimer's Disease Neuroimaging Initiative database were included. All underwent brain MRI, florbetapir positron emission tomography (PET), flortaucipir PET exami...

Journal: :Alzheimers & Dementia 2023

Background Brain age (BA) provides a proxy of general brain health through the prediction chronological (CA) from neuroimaging data healthy individuals. During aging, adult undergoes changes both on morphological and metabolic level. Here, we compare link between BA predicted morphology (structural MRI) or metabolism (18F-FDG-PET) cognitive function, as well pathophysiological measures Alzheime...

Journal: :acta medica iranica 0
zinat miabi department of radiology, school of medicine, tabriz university of medical sciences, tabriz, iran.

a set of one hundred and twenty nine patients with known primary malignancy and suspected brain metastasis was reviewed in present study. the patients were selected among patients presented to the mri section of imam khomeini hospital or a private mri center in tabriz (iran). primary tumor site, clinical manifestations, number and site of lesions were identified in this patient population. the ...

2017
Hyun Woo Goo Young-Shin Ra

Conventional anatomic brain MRI is often limited in evaluating pediatric brain tumors, the most common solid tumors and a leading cause of death in children. Advanced brain MRI techniques have great potential to improve diagnostic performance in children with brain tumors and overcome diagnostic pitfalls resulting from diverse tumor pathologies as well as nonspecific or overlapped imaging findi...

Journal: :IEEE Access 2022

Early classification of brain tumors from magnetic resonance imaging (MRI) plays an important role in the diagnosis such diseases. There are many diagnostic methods used to identify brain. MRI is commonly for tasks because its unmatched image quality. The relevance artificial intelligence (AI) form deep learning (DL) has revolutionized new automated medical diagnosis. This study aimed develop a...

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