Search Results - "VAINIO, P. A"

Combined diffusion and perfusion MRI with correlation to single-photon emission CT in acute ischemic stroke: Ischemic penumbra predicts infarct growth by KARONEN, J. O, VANNINEN, R. L, PERKIÖ, J, ROIVAINEN, R, SIVENIUS, J, ARONEN, H. J, YAWU LIU, ØSTERGAARD, L, KUIKKA, J. T, NUUTINEN, J, VANNINEN, E. J, PARTANEN, P. L. K, VAINIO, P. A, KORHONEN, K

“…More effective imaging methods are needed to overcome the limitations of CT in the investigation of treatments for acute ischemic stroke. Diffusion-weighted…”
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Combined perfusion- and diffusion-weighted MR imaging in acute ischemic stroke during the 1st week: a longitudinal study by Karonen, J O, Liu, Y, Vanninen, R L, Ostergaard, L, Kaarina Partanen, P L, Vainio, P A, Vanninen, E J, Nuutinen, J, Roivainen, R, Soimakallio, S, Kuikka, J T, Aronen, H J

“…To compare findings with different magnetic resonance (MR) perfusion maps in acute ischemic stroke. Combined diffusion-weighted (DW) and perfusion-weighted…”
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Intracranial aneurysms: MR angiographic screening in 400 asymptomatic individuals with increased familial risk by Ronkainen, A, Puranen, M I, Hernesniemi, J A, Vanninen, R L, Partanen, P L, Saari, J T, Vainio, P A, Ryynänen, M

“…To evaluate the accuracy and limitations of magnetic resonance (MR) angiographic screening for incidental intracranial aneurysms (IAs) in healthy individuals…”
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Detecting the subregion proceeding to infarction in hypoperfused cerebral tissue: a study with diffusion and perfusion weighted MRI by LIU, Y, KARONEN, J. O, VANNINEN, R. L, NUUTINEN, J, PERKIÖ, J, VAINIO, P. A, SOIMAKALLIO, S, ARONEN, H. J

“…Diffusion and perfusion weighted MRI have been widely used in ischaemic stroke. We studied 17 patients in whom ischaemic areas showed an ischaemic core, an…”
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Carotid artery stenosis: clinical efficacy of MR phase-contrast flow quantification as an adjunct to MR angiography by Vanninen, R L, Manninen, H I, Partanen, P L, Vainio, P A, Soimakallio, S

“…To assess the utility of magnetic resonance (MR) flow quantification in the evaluation of suspected carotid artery stenosis. Fifty-five patients referred for…”
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Evolution of MR contrast enhancement patterns during the first week after acute ischemic stroke by KARONEN, Jari O, PARTANEN, P. L, VANNINEN, Ritva L, VAINIO, Pauli A, ARONEN, Hannu J

“…Intravascular and parenchymal enhancement have been detected with contrast-enhanced T1-weighted MR imaging in patients with ischemic stroke. Diffusion-weighted…”
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How should we estimate carotid stenosis using magnetic resonance angiography ? by VANNINEN, R. L, MANNINEN, H. I, PARTANEN, P. K, TULLA, H, VAINIO, P. A

“…Our purpose was to assess the reproducibility of and differences between the most commonly used methods for assessing carotid artery stenosis using magnetic…”
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Combined SPECT and Diffusion-Weighted MRI as a Predictor of Infarct Growth in Acute Ischemic Stroke by Karonen, Jari O, Nuutinen, Juho, Kuikka, Jyrki T, Vanninen, Esko J, Vanninen, Ritva L, Partanen, P.L. Kaarina, Vainio, Pauli A, Roivainen, Reina, Sivenius, Juhani, Aronen, Hannu J

“…In acute ischemic stroke, the infarcted core is surrounded by a zone of tissue that has decreased perfusion. Some of this tissue may be salvaged by prompt,…”
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Assessment of renal artery stenosis with CT angiography : Usefulness of multiplanar reformation, quantitative stenosis measurements, and densitometric analysis of renal parenchymal enhancement as adjuncts to MIP film reading by BERG, M. H, MANNINEN, H. I, VANNINEN, R. L, VAINIO, P. A, SOIMAKALLIO, S

“…Our goal was to evaluate CT angiography (CTA) in diagnosing renal artery stenosis (RAS). Thirty-seven patients underwent digital subtraction angiography (DSA)…”
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Gastroepiploic artery as an in situ coronary artery bypass graft: evaluation of MRI and colour Doppler ultrasound in follow-up by Vanninen, R L, Vainio, P A, Manninen, H I, Suhonen, M, Jaakola, P

“…The right gastroepiploic artery, increasingly used as an in situ coronary artery bypass graft, has good long-term patency. This study aimed to assess the…”
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Quantitative metabolite patterns of human brain tumors: detection by 1H NMR spectroscopy in vivo and in vitro by Usenius, J P, Kauppinen, R A, Vainio, P A, Hernesniemi, J A, Vapalahti, M P, Paljärvi, L A, Soimakallio, S

“…The aim of the present study was to investigate quantitative metabolite patterns in human brain tumors by 1H nuclear MR spectroscopy (1H MRS). Single voxel 1H…”
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