Results 31 to 40 of about 43,555 (263)

Automated Determination of Brain Parenchymal Fraction in Multiple Sclerosis [PDF]

, 2013
BACKGROUND AND PURPOSE: Brain atrophy is a manifestation of tissue damage in MS. Reduction in brain parenchymal fraction is an accepted marker of brain atrophy.
Lindqvist, T.,, Warntjes, Jan Bertus Marcel,, Birgander, R.,, Vagberg, M.,, Sundstrom, P.,, Svenningsson, A.,, Ambarki, K.,   +6 more
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Leptomeningeal Collateral Status by Signal Variance in Perfusion Magnetic Resonance Imaging: Association With Initial Stroke Severity and Early Functional Outcome After Thrombectomy

Stroke: Vascular and Interventional Neurology, 2023
Background Collaterals are the main determinants of the severity of cerebral ischemia and control the pace of the ischemic tissue damage in acute ischemic stroke. Assessment of collateral status remains a major challenge in stroke imaging. We evaluated a
Niklas Helwig, Fatih Seker, Markus A. Möhlenbruch, Ralf Deichmann, Ulrike Nöth, René‐Maxime Gracien, Elke Hattingen, Marlies Wagner, Alexander Seiler   +8 more
doaj   +1 more source

Population differences in brain morphology and microstructure among Chinese, Malay, and Indian neonates [PDF]

, 2012
We studied a sample of 75 Chinese, 73 Malay, and 29 Indian healthy neonates taking part in a cohort study to examine potential differences in neonatal brain morphology and white matter microstructure as a function of ethnicity using both structural T2 ...
Keith M Godfrey, Abdul-Rahman, M.F., Anqi Qiu, Godfrey, K.M., Saw, S.-M., Muhammad Farid Abdul-Rahman, Peter D Gluckman, Rifkin-Graboi Anne, Kwek Kenneth, Chong, Y.-S., Kenneth Kwek, Michael J Meaney, Gluckman Peter D., Meaney Michael J., Abdul-Rahman Muhammad Farid, Qiu Anqi, Seang-Mei Saw, Bai Jordan, Gluckman, P.D., Rifkin-Graboi, A., Chong, Y.S., Kwek, K., Yap-Seng Chong, Fortier Marielle V., Jordan Bai, Qiu, A., Saw Seang-Mei, Godfrey Keith M., Fortier, M.V., Meaney, M.J., Anne Rifkin-Graboi, Chong Yap-Seng, Marielle V Fortier, Bai, J., Saw, S.M.   +34 more
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Cerebral toxoplasmosis mimicking subacute meningitis in HIV-infected patients; a cohort study from Indonesia.

PLoS Neglected Tropical Diseases, 2013
BackgroundHIV-associated subacute meningitis is mostly caused by tuberculosis or cryptococcosis, but often no etiology can be established. In the absence of CT or MRI of the brain, toxoplasmosis is generally not considered as part of the differential ...
A Rizal Ganiem, Sofiati Dian, Agnes Indriati, Lidya Chaidir, Rudi Wisaksana, Patrick Sturm, Willem Melchers, Andre van der Ven, Ida Parwati, Reinout van Crevel   +9 more
doaj   +1 more source

Differentiation of brain metastases from small and non-small lung cancers using apparent diffusion coefficient (ADC) maps [PDF]

, 2023
Background Brain metastases are particularly common in patients with small cell lung cancer (SCLC) and non-small cell lung cancer (NSCLC), with NSCLC showing a less  aggressive clinical course and lower chemo- and radio sensitivity compared to
Riedel, Christian Heiner, Ernst, Marielle; Department of Diagnostic and Interventional Neuroradiology, Georg-August-University Göttingen, Göttingen, Germany, Khadhraoui, Eya; Department of Diagnostic and Interventional Neuroradiology, Georg-August-University Göttingen, Göttingen, Germany, Müller, Sebastian Johannes; Department of Diagnostic and Interventional Neuroradiology, Georg-August-University Göttingen, Göttingen, Germany, Neef, Nicole E., Khadhraoui, Eya, Ernst, Marielle, Neef, Nicole E.; Department of Diagnostic and Interventional Neuroradiology, Georg-August-University Göttingen, Göttingen, Germany, Müller, Sebastian Johannes, Riedel, Christian Heiner; Department of Diagnostic and Interventional Neuroradiology, Georg-August-University Göttingen, Göttingen, Germany   +9 more
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Biological markers and severe head trauma. Where are we?

Brazilian Neurosurgery, 2012
Traumatic brain injury (TBI) constitutes a major health and socioeconomic problem throughout the world. Despite the significant advances in neuroradiology and cerebral monitoring it is still difficult to measure the degree of primary brain injury and ...
Leonardo Christiaan Welling, Vinicius Monteiro Paula Guirado, Glauce Damásio Costa, Eberval Gadelha Figueiredo, Almir Ferreira de Andrade, Manoel Jacobsen Teixeira   +5 more
doaj   +1 more source

MR Imaging of Brain Volumes: Evaluation of a Fully Automatic Software [PDF]

, 2010
BACKGROUND AND PURPOSE: Automatic assessment of brain volumes is needed in researchand clinical practice. Manual tracing is still the criterionstandard but is time-consuming.
Wåhlin, Anders,, Ambarki, Khalid,, J. Malm, Eklund, Anders,, K. Ambarki, A. Wåhlin, R. Birgander, Birgander, Richard,, Malm, Jan,, A. Eklund   +9 more
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Application of machine learning in neuroradiology (literature review)

Українська Інтервенційна Нейрорадіологія та Хірургія
Neuroradiology is a branch of medical imaging focused on diagnosing diseases of the brain, spine, and nervous system using radiological methods (computed tomography, magnetic resonance imaging, positron emission tomography, etc.).
S.V. Konotopchyk, D.V. Shchehlov, S.O. Kolomiichenko, Yu.P. Ternytska, O.F. Sydorenko, M.Yu. Mamonova, A.О. Pysarenko, V.O. Svyrydiuk, M.B. Vyval   +8 more
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How stable is quantitative MRI? – Assessment of intra- and inter-scanner-model reproducibility using identical acquisition sequences and data analysis programs

NeuroImage, 2020
Background: Quantitative MRI (qMRI) techniques allow assessing cerebral tissue properties. However, previous studies on the accuracy of quantitative T1 and T2 mapping reported a scanner model bias of up to 10% for T1 and up to 23% for T2.
René-Maxime Gracien, Michelle Maiworm, Nadine Brüche, Manoj Shrestha, Ulrike Nöth, Elke Hattingen, Marlies Wagner, Ralf Deichmann   +7 more
doaj   +1 more source

Bridging Imaging and Therapy: A Review of Advances in Neuroradiology and Neuro-Oncology

Clinical and Translational Neuroscience
Neuroradiology and neuro-oncology are rapidly emerging fields in the diagnosis and treatment of central nervous system (CNS) diseases, including brain tumors.
Venkatraman Pitchaikannu, Subramani Vellaiyan, Shweta Kedia, Vivek Tandon, Rajinder Kumar, Deepak Agarwal, Manoj Phalak, Satish Kumar Verma, Dattaraj P. Sawarkar, Kanwaljeet Garg, Gopishankar Natanasabapathi   +10 more
doaj   +1 more source