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[PDF] Top 20 Optimized Activation of the Primary Sensorimotor Cortex for Clinical Functional MR Imaging

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Optimized Activation of the Primary Sensorimotor Cortex for Clinical Functional MR Imaging

Optimized Activation of the Primary Sensorimotor Cortex for Clinical Functional MR Imaging

... motor activation between the ipsilateral and contralateral hemispheres (14% ac- tivated voxels in the right hemisphere, 19% in the left hemisphere in ipsilateral finger tapping) is in good keeping with anatomic ... See full document

7

Comparison of Functional MR Imaging Guidance to Electrical Cortical Mapping for Targeting Selective Motor Cortex Areas in Neuropathic Pain: A Study Based on Intraoperative Stereotactic Navigation

Comparison of Functional MR Imaging Guidance to Electrical Cortical Mapping for Targeting Selective Motor Cortex Areas in Neuropathic Pain: A Study Based on Intraoperative Stereotactic Navigation

... precentral activation area on the gyrus was ob- served between both sides in 14 patients (1, 3, 5, 6, 8, 9, 10, 13, 14, 15, 17, 18, 19, and ...with activation in primary sensory areas (post- central ... See full document

11

Functional MR Imaging of the Human Sensorimotor Cortex After Toe to Finger Transplantation

Functional MR Imaging of the Human Sensorimotor Cortex After Toe to Finger Transplantation

... produced activation in the expected location of the fin- ger homunculus of the primary sensorimotor ...increased activation approximately two thirds of the distance from the lateral fissure to ... See full document

5

Functional MR Imaging Activation after Finger Tapping Has a Shorter Duration in the Basal Ganglia Than in the Sensorimotor Cortex

Functional MR Imaging Activation after Finger Tapping Has a Shorter Duration in the Basal Ganglia Than in the Sensorimotor Cortex

... and activation maps, indicates an improved sensitivity to motor task activation in the basal ganglia that is characterized by a transient initial hemodynamic ... See full document

7

Location of the sensorimotor cortex: functional and conventional MR compared

Location of the sensorimotor cortex: functional and conventional MR compared

... tional MR imaging (5, 6). Early observations suggest that the activation identified noninva- sively by functional MR imaging secondary to motor tasks corresponds exactly to the ... See full document

5

Activation of the sensorimotor cortex at 1 0 T: comparison of echo planar and gradient echo imaging

Activation of the sensorimotor cortex at 1 0 T: comparison of echo planar and gradient echo imaging

... Functional MR imaging, used for visualization and localization of neuronal activity (1–15), is performed mainly on ...for functional MR imaging (eg, neurosurgical planning of ... See full document

6

Reproducibility of Visual Activation in Functional MR Imaging and Effects of Postprocessing

Reproducibility of Visual Activation in Functional MR Imaging and Effects of Postprocessing

... Imaging was performed with a clinical 1.5-T MR system. The magnet was shimmed using an automatic shimming routine with first- and second-order gradients. The subjects’ heads were cush- ioned with ... See full document

6

Functional MR of the primary auditory cortex: an analysis of pure tone activation and tone discrimination

Functional MR of the primary auditory cortex: an analysis of pure tone activation and tone discrimination

... (21). Functional MR imaging, with its ability to detect this relationship, provides an addi- tional noninvasive means for probing the func- tional microstructure of the primary auditory ... See full document

10

Functional Magnetic Resonance Imaging of the Sensorimotor System in Preterm Infants

Functional Magnetic Resonance Imaging of the Sensorimotor System in Preterm Infants

... and clinical MRI find- ings of the study population are summarized in Table ...unilateral sensorimotor stimulation, bilat- eral activation in the sensorimotor cortex was observed in 9 ... See full document

9

The Effect of Brain Tumors on BOLD Functional MR Imaging Activation in the Adjacent Motor Cortex: Implications for Image guided Neurosurgery

The Effect of Brain Tumors on BOLD Functional MR Imaging Activation in the Adjacent Motor Cortex: Implications for Image guided Neurosurgery

... the primary motor cortex were coregistered to the anatomic images, the neurosurgeon was able to identify not only the anatomy but also the func- tional areas of the brain by using the display in the ... See full document

8

Lateralization of Cortical Function in Swallowing: A Functional MR Imaging Study

Lateralization of Cortical Function in Swallowing: A Functional MR Imaging Study

... insular cortex is thought to serve a variety of functions, including sensory and motor integration between primary cortex and other subcortical (thalamic) nuclei or limbic ...Thus, activation ... See full document

7

Mapping of the sensorimotor cortex: functional MR and magnetic source imaging

Mapping of the sensorimotor cortex: functional MR and magnetic source imaging

... frontal/premotor activation was detected with functional MR imaging in three cases; this was inherently avoided with magnetic source imaging by the spatial position of the detector ... See full document

10

Quantification and Reproducibility of Tracking Cortical Extent of Activation by Use of Functional MR Imaging and Magnetoencephalography

Quantification and Reproducibility of Tracking Cortical Extent of Activation by Use of Functional MR Imaging and Magnetoencephalography

... for functional MR imaging, the num- ber of active pixels did not allow delineation of the number of fingers stimulated ...a functional MR imaging study of a single volunteer, ... See full document

11

Syringohydromyelia with Van Buchem disease

Syringohydromyelia with Van Buchem disease

... of primary somatosensory cortex (Davis JT, Lewine JD, Thoma R, et al, “The Post-movement Evoked Field: A Manifestation of Somatosensory Feed-back or Motor Feed-forward,” Society for Neuroscience 1996;22:890 ... See full document

8

Mesial Temporal Sclerosis: Accuracy of NeuroQuant versus Neuroradiologist

Mesial Temporal Sclerosis: Accuracy of NeuroQuant versus Neuroradiologist

... had MR imaging ...equivalent MR pulse sequences to assess normal variations in hip- pocampal ...electroencephalography, clinical, or pathologic findings that localized to the right or left ... See full document

7

Plasticity of the Human Motor Cortex in Patients with Arteriovenous Malformations: A Functional MR Imaging Study

Plasticity of the Human Motor Cortex in Patients with Arteriovenous Malformations: A Functional MR Imaging Study

... harboring MR and angiographically doc- umented AVMs were included in this prospective ...had MR imaging findings of perinidal gliosis, no patient had MR evidence of additional, associated ... See full document

11

Location of language in the cortex: a comparison between functional MR imaging and electrocortical stimulation

Location of language in the cortex: a comparison between functional MR imaging and electrocortical stimulation

... The intraoperative photograph was digitized with the use of a desktop scanner and imported into Adobe Photo- shop 3.0 (Adobe Systems Inc, Mountain View, Calif). The lateral projection from the 3-D renderings of ... See full document

11

Localization of the First and Second Somatosensory Areas in the Human Cerebral Cortex with Functional MR Imaging

Localization of the First and Second Somatosensory Areas in the Human Cerebral Cortex with Functional MR Imaging

... studies, activation of ipsilat- eral SII was obtained by strong peripheral stimu- lation, such as electric shocks to skin or nerves (20–27), strong vibrotactile stimulation of the en- tire hand (28), or during the ... See full document

7

Functional MR Imaging Using a Visually Guided Saccade Paradigm for Comparing Activation Patterns in Patients with Probable Alzheimer's Disease and in Cognitively Able Elderly Volunteers

Functional MR Imaging Using a Visually Guided Saccade Paradigm for Comparing Activation Patterns in Patients with Probable Alzheimer's Disease and in Cognitively Able Elderly Volunteers

... of activation across each of these areas was characterized as the percentage of the total active ...group activation patterns were generated in the common coordinate space of Talairach by the superposition ... See full document

8

Patterns of Brain Injury in Newborns Treated with Extracorporeal Membrane Oxygenation

Patterns of Brain Injury in Newborns Treated with Extracorporeal Membrane Oxygenation

... RESULTS: Of 81 neonates studied, 46% demonstrated parenchymal injury; 6% showed infarction, mostly in vascular territories (5% anterior cerebral artery, 5% MCA, 1% posterior cerebral artery); and 20% had hemorrhagic ... See full document

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