Results 11 to 20 of about 99,920 (253)

Magnetic resonance angiography

open access: yesMedical Journal of Australia, 1993
To outline the physical principles of magnetic resonance angiography (MRA), major current MRA techniques, clinical indications and some of the limitations of MRA. The rapidly changing nature of MRA techniques is stressed.The MRA literature for the last eight years is reviewed with particular attention to the changing clinical role of MRA.
N D, Gelber, R L, Ragland
  +9 more sources

Pulmonary magnetic resonance angiography [PDF]

open access: yesJournal of Magnetic Resonance Imaging, 1999
Early attempts to image the pulmonary vasculature with spin-echo magnetic resonance (MR) imaging were hampered by severe image degradation related to respiratory and cardiac pulsation artifact, susceptibility at interfaces between lung parenchyma and vessel wall, and poor contrast between flowing blood and intravascular filling defects of emboli.
J F, Meaney   +3 more
openaire   +4 more sources

Ghost magnetic resonance angiography [PDF]

open access: yesMagnetic Resonance in Medicine, 2009
AbstractTraditional methods for magnetic resonance angiography (MRA) involve the radiofrequency excitation of vascular spins within a selected region of tissue, followed by gradient localization and imaging of those spins within that same region.
Ioannis, Koktzoglou, Robert R, Edelman
openaire   +2 more sources

Pediatric jugular vein aneurysm (phlebectasia): report of two cases and review of the literature

open access: yesRadiology Case Reports, 2017
Jugular vein aneurysms are rare vascular abnormalities that are most commonly encountered in the pediatric population. We report two separate cases in infants, both of whom presented with enlarging neck masses and were found to have jugular vein ...
Joe B. Baker, MD   +4 more
doaj   +1 more source

Accuracy of unenhanced magnetic resonance angiography for the assessment of renal artery stenosis

open access: yesEuropean Journal of Radiology Open, 2016
Purpose: To evaluate the accuracy of unenhanced magnetic resonance angiography (U-MRA) using balanced steady-state free precession (SSFP) sequences with inversion recovery (IR) pulses for the evaluation of renal artery stenosis.
Carmen Sebastià   +6 more
doaj   +1 more source

Magnetic resonance angiography of pseudocoarctation [PDF]

open access: yesHeart, 2004
A 40 year old woman presented with an abnormal chest radiograph without any symptoms. She had no history of hypertension. On examination she had a regular pulse and normal range of blood pressure measured at each extremity. The chest radiograph revealed a large mass …
B W, Choi, K O, Choe, Y-J, Kim
openaire   +2 more sources

The effectiveness of magnetic resonance angiography to cerebrovascular violations [PDF]

open access: yesСаратовский научно-медицинский журнал, 2012
<p>Provides information about magnetic resonance angiography in diagnosis of cerebral vascular disorders. Refects the effectiveness of magnetic resonance angiography in identifying this pathology.</p>
Zuev V.V.   +9 more
doaj  

Streptokinase in the Treatment of Venous Sinus Thrombosis: A Case Report

open access: yesKaohsiung Journal of Medical Sciences, 2003
We present a case of cerebral venous thrombosis diagnosed by magnetic resonance venography, magnetic resonance imaging, and angiography. Selective direct thrombolytic treatment with streptokinase via highly selective venography was successful.
Yuan-Han Yang, Ching-Kuan Liu
doaj   +1 more source

Coronary Magnetic Resonance Angiography in Chronic Coronary Syndromes

open access: yesFrontiers in Cardiovascular Medicine, 2021
Cardiovascular disease is the leading cause of mortality worldwide, with atherosclerotic coronary artery disease (CAD) accounting for the majority of cases.
Reza Hajhosseiny   +10 more
doaj   +1 more source

Vascular CT and MRI: a practical guide to imaging protocols

open access: yesInsights into Imaging, 2018
Non-invasive cross-sectional imaging techniques play a crucial role in the assessment of the varied manifestations of vascular disease. Vascular imaging encompasses a wide variety of pathology.
D. J. Murphy, A. Aghayev, M. L. Steigner
doaj   +1 more source

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