whole-body PET imaging
Implementation of quadratic dose protocol for 18F-FDG whole-body PET imaging using a BGO-based PET/CT scanner, GE Discovery ST
... Despite the long acquisition time and greater effective dose, implementation of quadratic dose protocol is necessary for better quantification of the image, as well as [r] ...
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Optimized dose regimen for whole-body FDG-PET imaging
... a body mass of 75 kg) [1], image quality, expressed as SNR, remained fairly con- stant across patients with different body masses when the amount of FDG dose administered was proportional with the square of ...
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Impact of PET acquisition durations on image quality and lesion detectability in whole-body 68Ga-PSMA PET-MRI
... MR imaging. Imaging started with a standard two- point Dixon sequence for MR-based attenuation cor- ...Subsequent PET imaging covered the whole-body from the head to the knee ...
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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
... of imaging modalities, was employed to characterize the ability of bone ...bone imaging ability was simulated with CT images by classifying the mixed bone voxels with BVF above a certain threshold as bone ...
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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
... conventional imaging and Octreoscan in several studies ...peptide PET/CT and quantification of SSTR expression; the latter also enables identification of patients who are eligible for peptide receptor ...
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Positron Emission Tomography Reporter Genes and Reporter Probes: Gene and Cell Therapy Applications
... (PET) imaging reporter genes (IRGs) and PET reporter probes (PRPs) are amongst the most valuable tools for gene and cell ...therapy. PET IRGs/PRPs can be used to non-invasively monitor all ...
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MRI-Based Attenuation Correction in Emission Computed Tomography
... In whole-body imaging, randoms often exceed trues, resulting in substantial overesti- mates of activity over the whole image in addition to deteriorating SNR with the excess artifactual ...
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Motion Correction of Whole-Body PET Data with a Joint PET-MRI Registration Functional
... of PET data. As full-body PET-MRI became available recently, the anatomical data provided by MRI is a promising source of motion ...Current PET-MRI- based motion correction approaches, ...
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Clinical value of whole body PET/CT in patients with active rheumatic diseases
... FDG-PET/CT imaging for the diagnosis and monitoring of WG [47], we retrospectively analyzed 13 FDG-PET/CT images obtained from eight ...fusion imaging than by non-enhanced CT alone. In ...
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18F-florbetaben whole-body PET/MRI for evaluation of systemic amyloid deposition
... amyloid imaging offers a promising alter- native to invasive biopsies, given the generally nonspecific radiographic appearance and variable clinical presentations, often asymptomatic at early stages of the ...
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Toxicity and radiation dosimetry studies of the serotonin transporter radioligand [18 F]AFM in rats and monkeys
... the whole-body PET images data in Formosan rock monkeys, the organ weight and body mass were used for allometric scaling after obtaining the residence time of each organ for each ...NET ...
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A prospective study determining and comparing the diagnostic accuracy of fluoride-PET/CT, choline-PET/CT, whole-body bone SPECT/CT and whole-body MRI for the detection of bone metastases in patients with prostate cancer
... The image analysis was performed visually at a work station. Specialists in the field of nuclear medicine or radiology with 8–21 years of experience interpreted the scans. Two nuclear medicine specialists read ...
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Whole-body magnetic resonance imaging for the assessment of metastatic breast cancer
... A PET/CT performed in April 2017 showed numerous lesions in axial and proximal appendicular skeletons ...the PET/CT result, treatment with an aromatase inhibitor, bisphosphonate (zoledronic acid), and ...
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Localising occult prostate cancer metastasis with advanced imaging techniques (LOCATE trial): a prospective cohort, observational diagnostic accuracy trial investigating whole–body magnetic resonance imaging in radio-recurrent prostate cancer
... Accurate whole-body staging following biochemical relapse in prostate cancer is vital in determining the optimum disease ...Current imaging guidelines recommend various imaging platforms such ...
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Chelator-Free Radiolabeling of SERRS Nanoparticles for Whole-Body PET and Intraoperative Raman Imaging
... optical imaging with very high signal-to-background ratios ...SERRS imaging with tumor deposits as small as 100 µm being detectable, thereby minimizing the risk that cancer is left behind during surgery [4, ...
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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 ...of ...
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Whole-body MRI versus <sup>18</sup>F-FDG PET/CT for pretherapeutic assessment and staging of lymphoma: a meta-analysis
... radiation-free imaging method for initial staging of lymphoma patients, there is no agreement concern- ing the sequence protocol applied, especially for the choice of b values (a parameter of diffusion weighted ...
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Qualitative and Quantitative Performance of 18F FDG PET/MRI versus 18F FDG PET/CT in Patients with Head and Neck Cancer
... MR imaging protocol. Besides the whole-body T1-weighted sequence for attenuation correc- tion, we acquired, in 12 of the 14 patients, extra MR images, but the protocol was not ...underwent ...
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The future of hybrid imaging—part 2: PET/CT
... which PET/CT is also having an impact is that of radiotherapy treatment planning ...early PET/CT designs was increased to 70 cm in ...beginning, PET/ CT provided more convenient and routine access to ...
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PET imaging of amyloid with Florbetapir F 18 and PET imaging of dopamine degeneration with 18F-AV-133 (florbenazine) in patients with Alzheimer’s disease and Lewy body disorders
... florbetapir imaging and abnormal florbenazine ...heterogeneous imaging re- sults: 5/11 were abnormal on both measures; 3/11 had ab- normal florbenazine and normal florbetapir; 2/11 had normal florbenazine ...
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