[PDF] Top 20 MR imaging of middle cerebral artery stenosis and occlusion: value of MR angiography
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MR imaging of middle cerebral artery stenosis and occlusion: value of MR angiography
... Except one case with minimal stenosis immediately distal to the MCA origin, all six cases with either severe stenosis or occlusion of the main trunk of the MCA showed the absence of norm[r] ... See full document
7
Mismatch between TOF MR Angiography and CT Angiography of the Middle Cerebral Artery may be a Critical Sign in Cerebrovascular Dynamics
... suspected occlusion of MCA or internal carotid artery on TOF-MRA were en- ...CT angiography (CTA) and quantitative cerebral blood flow (CBF) examination for measurement of resting CBF and ... See full document
5
Prospective Evaluation of Suspected Stenoocclusive Disease of the Intracranial Artery: Combined MR Angiography and CT Angiography Compared with Digital Subtraction Angiography
... the imaging delay time is essential to obtain high- quality images for diagnostic ...optimize imaging delay ...the middle and posterior cerebral arter- ...combined MR angiograms and CT ... See full document
9
MR Imaging Findings of Cortical Blindness Following Cerebral Angiography: Is This Entity Related to Posterior Reversible Leukoencephalopathy?
... the middle frontal gyrus in the coronal plane (Fig 1C) and in the central sulcus or in the precentral gyrus when drawing the line in the sagittal plane (Fig ...the value of this empirical approach was ... See full document
10
MR and CT investigation of cerebrovascular disease in sickle cell patients
... 2; case 4, apparent right middle cerebral artery occlusion ipsilateral to infarction in middle cerebral artery distribution; case 5, severe stenosis of the terminal right internal caroti[r] ... See full document
7
Assessment of Blood Flow Velocity and Diameter of the Middle Cerebral Artery during the Acetazolamide Provocation Test by Use of Transcranial Doppler Sonography and MR Imaging
... carotid artery occlusion who were undergoing ac- etazolamide testing for assessment of cerebrovascular vasomotor reactivity were included in the ...medication, MR imaging was performed ... See full document
5
MR detection of secondary changes remote from ischemia: preliminary observations after occlusion of the middle cerebral artery in rats
... Secondary thalamic change was manifested by low signal intensity on proton density– and/or T2-weighted images in the ventral nuclei in our study. The low signal intensity may have resulted from reduction of mobile ... See full document
6
Idiopathic Ischemic Cerebral Infarction in Childhood: Depiction of Arterial Abnormalities by MR Angiography and Catheter Angiography
... at MR angiography, only four had DSA. DSA con- firmed the MR angiographic findings in three of these four ...that MR angiography ‘‘compared favorably’’ with DSA ...study, MR ... See full document
8
Characterization of Craniocervical Artery Dissection by Simultaneous MR Noncontrast Angiography and Intraplaque Hemorrhage Imaging at 3T
... luminal stenosis of diseased arteries, the Cohen value between 3D TOF MRA and SNAP imaging was ...mild stenosis in the basilar artery on the MRA image derived from SNAP imaging ... See full document
7
Spontaneous Occlusion of a Cerebral Arteriovenous Malformation: Angiography and MR Imaging Follow up and Review of the Literature
... no stenosis or ...bolic occlusion of an ...AVM occlusion, a sol- itary feeder was reported only in 30% (six of 20), implying that the draining veins may be more ... See full document
5
Intra Arterial Thrombolysis of Occluded Middle Cerebral Artery by Use of Collateral Pathways in Patients with Tandem Cervical Carotid Artery/Middle Cerebral Artery Occlusion
... follow-up MR imaging or CT ...focal stenosis of the cervical ICA was detected in 3 of 5 ...rotid artery, carotid endarterectomy was performed in these 3 patients within 2 ... See full document
5
Contrast enhanced three dimensional fast imaging with steady state precession (FISP) MR angiography of supraaortic vessels: preliminary results
... the artery appeared normal or ...no stenosis, mild stenosis (,30%), moderate stenosis (30% to 70%), severe stenosis ...vertebral stenosis led us to modify the gra- dations ... See full document
9
MR Angiography and Imaging for the Evaluation of Middle Cerebral Artery Atherosclerotic Disease
... high-resolution MR imaging has been performed with success in other intracranial vascular beds, including the cervical and superficial cranial ...MCA imaging could theoretically indicate the presence ... See full document
9
Long term Follow up of Asymptomatic Patients with Major Artery Occlusion: Rate of Symptomatic Change and Evaluation of Cerebral Hemodynamics
... major cerebral artery occlusion. MR angiography and MR imaging were used to examine 3965 patients with no neurologic deficit, who were admitted for either screening for ... See full document
5
MR imaging, MR angiography, and MR spectroscopy of the brain in eclampsia
... versible cerebral segmental arterial narrowing of large and medium vessels (8, 13, ...cently, MR angiography in preeclampsia/ eclampsia has shown reversible vasospasm of the arteries of the circle of ... See full document
6
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... Recently, middle cerebral artery occlusion (MCAO) by introducing various types of surgical monofilament intraluminally has been widely used, with their advantages and ...permanent ... See full document
7
3D Computerized Occlusion Rating of Embolized Experimental Aneurysms Using Noninvasive 1 5T MR Imaging
... carotid artery via a standard transfemoral approach for selective ...of occlusion rates to evaluate the different occlusion-rating methods for all theoretic ... See full document
6
Etiology of isolated pontine infarctions: a study based on high-resolution MRI and brain small vessel disease scores
... resonance imaging (HR-MRI) and routine MRI sequences were performed for each patient, and clinical data were ...infratentorial cerebral microbleeds (CMBs), and enlarged perivascular spaces in the basal ... See full document
7
The role of rutin in focal cerebral ischemia: oxidative stress factors and rotarod test
... of cerebral blood flow that leads to brain damage with long-term sensorimotor ...in cerebral ischemia–reperfusion (IR) injury and antioxidants are reported to have neuroprotective ... See full document
7
Discovery of 3-<em>n</em>-butyl-2,3-dihydro-<em>1H</em>-isoindol-1-one as a potential anti-ischemic stroke agent
... peroxidation) and NO in the brain tissues. Compared with the sham group, the content of SOD in the model group was decreased by 26.22% (from 88.66 to 65.41 U/mg), whereas the content of SOD in the 3d-treated group (10, ... See full document
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