PET/MR
Targeting iron metabolism in high-grade glioma with 68Ga-citrate PET/MR
... the PET/MR images has quantification accuracy similar to that obtained from ...the PET quantification of lesions within the brain that are adjacent to theses ...esoteric MR sequences for ...
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<p>A Radio-Nano-Platform for T1/T2 Dual-Mode PET-MR Imaging</p>
... pre-clinical PET-MR scanner (MR Solutions ...the PET scan and a T1-weighted (T1W) and T2-weighted (T2W) fast spin echo sequence was used for the MR ...
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Hybrid PET-MR list-mode kernelized expectation maximization reconstruction
... in PET-MR imaging (CCP-PET-MR), funded with EP/M022587/1 grant, for enabling PET-MR reconstruction and for funding Daniel Deidda participation in an exchange programme at ...
25
CMKLR1-targeting peptide tracers for PET/MR imaging of breast cancer
... imaging. Although known for its role in inflammation and metabolic regulation for many years, CMKLR1 and its chemokine-like ligand chemerin were only recently recognized as modulators of tumor proliferation and ...
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An experimental phantom study of the effect of gadolinium-based MR contrast agents on PET attenuation coefficients and PET quantification in PET-MR imaging: application to cardiac studies
... the PET scanner when all of the radiotracer is placed in the field of view of the scanner, we utilized a PET activity of [18 F]-NaF of 40 ...on PET-CT systems, for example, the effect on myocardial ...
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An Investigation of the Required MR Bone Attenuation Correction for Quantitative Whole Body PET/MR Imaging Using Clinical NaF PET/CT Studies
... in PET/MR imaging and si- mulated using computed ...in MR images in order to perform acceptable attenuation correction of PET data by using CT-simulated attenuation ...lute PET ...
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Reproducibility and repeatability of same-day two sequential FDG PET/MR and PET/CT
... based PET/MR attenuation correction (MRAC) differs from density-based PET/CT attenuation correction (CTAC) and has been shown to affect FDG uptake measurements in tumor lesions and in normal ...
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Quantitative performance of 124I PET/MR of neck lesions in thyroid cancer patients using 124I PET/CT as reference
... mMR PET/MR (Magnetom Biograph mMR; Siemens Healthcare, Erlangen, Germany) was performed 24 h after 124 I administration (16 images), and a 120-h PET/MR was add- itionally acquired in 10 cases, ...
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Accurate hybrid template–based and MR-based attenuation correction using UTE images for simultaneous PET/MR brain imaging applications
... Currently the two commercially available simultaneous PET/MR scanners have a number of attenuation correc- tion techniques. The Biograph mMR (Siemens Healthcare GmbH, Erlangen, Germany) provides three ...
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Motion correction in simultaneous PET/MR brain imaging using sparsely sampled MR navigators: a clinically feasible tool
... Sparsely sampled MR navigators can be used for motion QC and correction of head motion in simultaneous PET/MR. Image quality is slightly improved and blur is de- creased but with no impact on ...
7
Effects of ferumoxytol on quantitative PET measurements in simultaneous PET/MR whole-body imaging: a pilot study in a baboon model
... of PET/MRI technology, it is unknown whether ferumoxytol will have any deleterious effects on quantification with the attenuation correction algo- rithms currently used on PET/MRI ...whole-body ...
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Quantitative myocardial blood flow imaging with integrated time-of-flight PET-MR
... which PET-MR reconstruction protocol resulted in images that were most comparable to our clinical routine PET-CT reconstructions, a NEMA image quality phantom with six fillable spheres (diameter 10, ...
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Effect of PET-MR Inconsistency in the Kernel Image Reconstruction Method
... uniform MR area of the neck overlaying the carotid artery of the PET ...in PET does not show any signal in the MR. In general, the PET-MR inconsistencies can induce partial ...
10
A 3D MR-acquisition scheme for nonrigid bulk motion correction in simultaneous PET-MR.
... of MR based nonrigid bulk motion correc- tion has been demonstrated for MRI in healthy volunteers the impact on PET image quality was assessed using PET simula- tions only, which is a limitation of ...
15
NEMA NU 2–2007 performance characteristics of GE Signa integrated PET/MR for different PET isotopes
... (TOF) PET (close to 400 ps) imaging with MR ...the PET ring (in comparison to state-of-the-art PET/CT) result in a superior sensitivity of 21 cps/kBq, thus allowing a lower PET tracer ...
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Impact of Integrated Whole Body 68Ga PET/MR Imaging in Comparison with 68Ga PET/CT in Lesions Detection and Diagnosis of Suspected Neuroendocrine Tumours
... with MR (T1 and T2) slightly performing better than CT in detecting the number of liver ...Ga-DOTATATE PET/CT in the detection of hepatic metastasis in comparison to contrast enhanced CT and MR which ...
10
Hybrid FDG-PET/MR imaging of chronic osteomyelitis: a prospective case series
... T2-weighted MR images that is a combination of the ac- tive infectious process and reactive oedema around it (Lee et ...integrity. PET/MRI was able to correlate the infection site location based on FDG ...
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Alternative headphones for patient noise protection and communication in PET-MR studies of the brain
... combined PET-MR systems, without any facility for measuring the attenuation of radi- ation caused by all objects inside the field of view of the PET, MR-based attenuation correction has become ...
6
Feasibility of simultaneous PET-MR perfusion using a novel cardiac perfusion phantom
... performed PET-MR imaging on a 3 T Siemens Biograph mMR scanner (Siemens Healthcare GmbH, Erlangen, ...The MR sequence consisted of a clinically utilized imaging protocol, namely a 2D TurboFLASH ...
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NEMA image quality phantom measurements and attenuation correction in integrated PET/MR hybrid imaging
... NEMA PET image quality evaluations on a PET/MR system as closely to the NEMA NU 2 – 2007 standard as ...corrected PET data. Possibly, manual or automatic registration to MR data may be ...
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