T2 relaxation time
Technique for measuring hippocampal T2 relaxation time
... pocampal T2 relaxation time were much greater with the FSE sequences than with the CSE ...pal T2 relaxation times is to discriminate nor- mal from abnormal hippocampi and to identify ...
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Quantitative T2 relaxation time and magnetic transfer ratio predict endplate biochemical content of intervertebral disc degeneration in a canine model
... in T2 values of the CEPZ over the first 4 weeks post-operatively, followed by a significant decrease through the 12 weeks of post-operative ...between T2 relaxation time measurements and the ...
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Comparison of the T2 Relaxation Time of the Temporomandibular Joint Articular Disk between Patients with Temporomandibular Disorders and Asymptomatic Volunteers
... fat-suppressed T2-weighted se- quences (TR/TE/echo-train length/NEX, 2000 ms/85 ms/16/3) obtained perpendicular and parallel to the long axis of the man- dibular condyle in a closed-mouth position; and sagittal ...
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T2 Relaxation Time in Men and Women Following Eccentric Elbow Flexor Exercise
... between T2 relaxation time with the activation and potential damage of the muscle at various points of time following some form of ...in T2 relaxation time values ...
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Potential of T2 relaxation time measurements for early detection of radiation injury to the brain: experimental study in pigs
... MR T2 relaxation time and histologic changes after a single-fraction 25-Gy dose of radiation to the brain of ...beam. T2 relaxation time was measured within three regions of ...
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MR detection of hippocampal disease in epilepsy: factors influencing T2 relaxation time
... RESULTS: In the 55 patients with partial epilepsy, hippocampal T2 relaxation times did not correlate with seizure frequency , duration of epilepsy , or age, but they were significantly m[r] ...
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MR in neurofibromatosis of the larynx
... A 4-year-old girl presented with stridor and obstructive sleep apnea. She had multiple cafe´ au lait spots. MR im- aging was performed at 0.35 T (Fig 2). There was an indistinctly marginated circumferential laryngeal ...
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T2 Relaxation Times Correlated with Stage of Lumbar Intervertebral Disk Degeneration and Patient Age
... sagittal T2 map acquisitions were imported into Matlab (Version ...The T2 relaxation time for each voxel was recorded as the negative inverse of the slope of the ...line. T2 ...
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The age related deficit in LTP is associated with changes in perfusion and blood brain barrier permeability
... that T2 relaxation time was decreased with age; this was coupled with a decrease in gray matter perfusion, suggesting that the observed microglial activation, as identified by increased expression of ...
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Myocardial Edema After Ischemia/Reperfusion Is Not Stable and Follows a Bimodal Pattern Imaging and Histological Tissue Characterization
... in T2 relaxation time above baseline, in the former ischemic area (mid- apical anteroseptal ventricular ...wall). T2 relaxation times returned to baseline values at 24 h post-I/R in all ...
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Enhanced imaging of metallic knee prostheses by using a representative phantom
... To calculate the T2 relaxation time, a decreasing exponential curve of the sample intensities at increasing TEs is needed. Some of the measured intensities of the samples are increasing instead of ...
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Brain damage from perinatal asphyxia: correlation of MR findings with gestational age
... B, Axial SE 2800{80 image shows cortical thinning and prolonged T2 relaxation time of periventricular, deep, and subcortical white matter in mature watershed zones.. Left hemisphere is a[r] ...
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Fast T2 gradient spin echo (T2 GraSE) mapping for myocardial edema quantification: first in vivo validation in a porcine model of ischemia/reperfusion
... for T2 relaxation time quantifi- cation covered the entire wall thickness and were indi- vidually adjusted by hand to carefully avoid the right and left ventricular ...Both T2 mapping ...
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Gradient Spin Echo (GraSE) imaging for fast myocardial T2 mapping
... myocardial T2 mapping in a single breath-hold per slice using ECG-triggered acquisition of a black blood multi-echo series was developed at ...Myocardial T2 relaxation time (T2-RT) was ...
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MR Imaging of Angiographically Occult Vascular Malformations
... Subacute and chronic hematomas have a relatively short T1 relaxation time and a prolonged T2 relaxation time resulting in areas of relatively increased signal intensity when all three pa[r] ...
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Left ventricular T2 distribution in Duchenne Muscular Dystrophy
... cardiac T2 relaxation time which progressively decreased with age compared to control ...myocardial T2 increased in older DMD patients ...mean T2 value in the septal region of the ...
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Simultaneous three dimensional myocardial T1 and T2 mapping in one breath hold with 3D QALAS
... quantitative T2 maps have been shown to provide import- ant ...Quantitative T2-mapping techniques have been validated in myocardial ischemia and edema [7,8] with robust re- sults and increased accuracy in ...
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Predicting Multiple Sclerosis from Normal Appearing Brain Matter - Combination of Quantitative MRI Metrics with Supervised Learning
... contains sufficient information for an accurate prediction of the presence of MS. Moreover, the features employed were very simple but robust at the same time. An increased classification performance might be ...
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Multimodal neuroimaging of frontal white matter microstructure in early phase schizophrenia: the impact of early adolescent cannabis use
... Healthy controls will be 19–35 years of age; with no life- time diagnosis of psychiatric disorder; healthy; and tak- ing no prescribed medications. They will have no first degree relatives (sibling, mother, or ...
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Changes in T2 Relaxation Times Associated with Maturation of the Human Intervertebral Disk
... in T2-weighted MR images is distinguished as a central lower signal intensity region (CLSIR), popularly called the “intranuclear cleft,” despite the absence of a true cleft in his- tologic ...
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