T2 Mapping
Mapping tissue inhomogeneity in acute myocarditis: a novel analytical approach to quantitative myocardial edema imaging by T2 mapping
... myocardial T2 mapping have given mixed results also because of a large overlap of absolute T2 values in disease and ...derived T2 measures (maxT2 and madSD) that, if combined, exhibit high ...
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Gradient Spin Echo (GraSE) imaging for fast myocardial T2 mapping
... Quantitative T2 mapping techniques may overcome some of these limitations in qualitative T2-w ...myocardial T2 mapping have been described [6-9] with several studies defining normal ...
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T1 mapping and T2 mapping at 3T for quantifying the area at risk in reperfused STEMI patients
... regard, T2-weighted (short tau inversion re- covery) cardiovascular magnetic resonance (CMR) of myocardial edema in the first few days following PPCI has emerged as a promising technique for retrospect- ively ...
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T2 mapping of Articular Cartilage in Osteoarthritis of the Knee using 3 T MRI
... OA. T2 is highly sensitive to alterations in water content and collagen concentration (72) ...Varying T2 in a normal cartilage is due to zonal and regional differences in collagen matrix ...organisation. ...
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Variability and homogeneity of cardiovascular magnetic resonance myocardial T2 mapping in volunteers compared to patients with edema
... For T2-mapping we applied a prototype sequence based on either FLASH or SSFP gradient echo [16] in one midventricular short axis (SAX) and four-chamber- view (4CV) matching the orientation of cine and STIR ...
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Myocardial T2 mapping reveals age and sex related differences in volunteers
... Background: T2 mapping indicates to be a sensitive method for detection of tissue oedema hidden beyond the detection limits of T2-weighted Cardiovascular Magnetic Resonance ...baseline T2 ...
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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 ...T1 mapping where remote, normal, myocardium is not accessible for comparison ...Quantitative T2-mapping techniques have been ...
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Free breathing myocardial T2* mapping using GRE EPI and automatic Non rigid motion correction
... the T2* curves. Pixel- wise T2* estimation using this method has been previously compared with ROI-based T2* assessment using commer- cially available validated software (CMRTools, Cardiovas- cular ...
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<p>In Vitro Intraductal MRI and T2 Mapping of Cholangiocarcinoma Using Catheter Coils</p>
... that T2 mapping 27 can provide results without ...in T2 caused by thermal noise, increasing the clarity of genuine ...exact T2 values is therefore ...through T2 maps may assist in ...
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Use of quantitative T2 mapping for the assessment of renal cell carcinomas: first results
... of T2 mapping images was performed independently by two radiologists, who were blinded to the histopatho- logical findings, enabling the assessment of interobserver ...with T2- weighted images and ...
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T1ρ and T2 Mapping of the Intervertebral Disk: Comparison of Different Methods of Segmentation
... and T2 mapping, one could see that the values of T2 relaxation times were discretely more scattered compared with those of T1 relaxation ...sagittal T2-weighted image representing the ...
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Comparison of Three Different Cardiac T2-Mapping Techniques at 1.5 Tesla
... This may be explained by the fact that the infero-lateral segment is more distant from the surface coil than the antero-septal segment causing a reduced signal-to-noise ratio (SNR) in this infero-lateral segment. A ...
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MRI Quantitative T2* Mapping to Predict Dominant Composition of In Vitro Thrombus
... MATERIALS AND METHODS: Thirty-five thrombus analogs of different compositions were scanned with an MR imaging quantitative T2* mapping sequence. Two radiologists, blinded to thrombus composition, measured ...
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Effect of diminished flow in rabbit lumbar arteries on intervertebral disc matrix changes using MRI T2 mapping and histology
... (T2) mapping has been shown to quantitatively evaluate changes in molecular composition and structural integrity of IVDs ...between T2 values, water and PG content and arrangement of the collagen ...
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Quantitative T2 mapping to characterize the process of intervertebral disc degeneration in a rabbit model
... (T2) mapping, a biochem- ical MRI technique to calculate relaxation time, has the potential to offer a quantitative assessment of IDD ...[6-8]. T2 is the decay constant for T2 signal intensity ...
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Cardiac T2 mapping using a fast gradient echo spin echo sequence first in vitro and in vivo experience
... for T2-mapping, but it involves long scan durations and may yield artifacts - ...the T2 decay curve, which may compromise accuracy and limit its use to a narrow range of T2 ...
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<p>Improving the Detection of Cholangiocarcinoma: In vitro MRI-Based Study Using Local Coils and T2 Mapping</p>
... vivo T2 mapping was carried out at 3T on fi xed resection specimens from Thai cholangiocarcinoma patients using an mGRASE sequence and an endoscope coil based on a thin- fi lm magneto-inductive waveguide and ...
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Myocardial T2* mapping: influence of noise on accuracy and precision
... single T2* value is calculated from the average signal intensities at various echo times within that ROI ...wise mapping which can be produced automatically without user interaction ...of T2* values ...
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Impact of motion correction on reproducibility and spatial variability of quantitative myocardial T2 mapping
... mapping sequence with respiratory navigator. All se- quences were acquired in the short axis view using a sin- gle-shot ECG-triggered acquisition with SSFP imaging readout and the following parameters: field of ...
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Myocardial T1 and T2 mapping at 3 T: reference values, influencing factors and implications
... apex, which is in accordance with a recent work using a similar mapping technique at 1.5 T [15]. The most prob- able cause is partial-volume effects that increase towards the apex owing to the curvature of the ...
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