whole-body 3D PET
An Investigation of the Required MR Bone Attenuation Correction for Quantitative Whole Body PET/MR Imaging Using Clinical NaF PET/CT Studies
... the PET/CT exams had been performed on a Siemens Biograph mCT Flow PET/CT ...minutes, whole-body CT attenuation data and PET emission data were acquired from the vertex of the skull to ...
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Monitoring scanner calibration using the image-derived arterial blood SUV in whole-body FDG-PET
... different PET systems, of course, depends on the ability to perform BSUV measurements easily and ...for 3D ROI delineation, it takes only a few minutes to process an image data ...
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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
... underwent whole-body PET/CT (Discovery VCT; GE Healthcare, Milwaukee, Wisconsin, ...1.75). PET acquisitions were acquired in 3 dimensions with 9-slice overlaps and 4 min/bed ...of PET ...
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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
... time-of-flight PET and a 3T MR imaging system (Ingenuity TF PET/MR; Philips ...Healthcare). PET/MR images were acquired in 9 –11 bed positions, with 120 –150 seconds per bed position to compensate ...
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Interobserver variability of image-derived arterial blood SUV in whole-body FDG PET
... All patient underwent a 18 F-FDG hybrid PET/CT scan performed with a Biograph 16, Siemens Medical Solu- tions Inc., Knoxville, TN, USA (3D acquisition, 3-min emission per bed position). Data acquisition ...
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Motion Correction of Whole-Body PET Data with a Joint PET-MRI Registration Functional
... of PET-MRI- based motion correction of PET data has been demonstrated already, ...of 3D volumes [12], and sorting of k-space data during or after acquisition ...
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18F-florbetaben whole-body PET/MRI for evaluation of systemic amyloid deposition
... a whole-body imaging system capable of simultaneous PET and MR Imaging (SIGNA, GE Healthcare, Milwaukee, ...a PET detector based on lutetium oxyorthosilicate scintil- lators coupled to silicon ...
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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
... Dixon 3D volumetric interpolated breath-hold examination (VIBE) sequence with the following parameters: integrated parallel acquisition technique (iPAT) GRAPPA factor 2, repetition time (TR) ...every PET ...
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Optimisation of the whole body SPECT protocol
... A two headed Siemens Symbia T16 scanner with a Low Energy High Resolution (LEHR) collimator was used for the data acquisition (figure 3). The Jaszczak phantom (figure 4) used in this study is a plexiglass cylinder ...
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High bone turnover assessed by 18F-fluoride PET/CT in the spine and sacroiliac joints of patients with ankylosing spondylitis: comparison with inflammatory lesions detected by whole body MRI
... bined PET/CT system (Discovery RX or Discovery STE, GE Healthcare, Milwaukee, WI, ...a PET scanner and a multi-slice helical CT scanner (16 or 64 slices) permitting the acquisition of co-registered CT and ...
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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 activity ...
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Assessment of population-based input functions for Patlak imaging of whole body dynamic 18 F-FDG PET
... modern PET system to extract IDIF and assess tumor quantification, (2) comparison to gold standard arterial samples, (3) use of commercial algorithms to define the aorta region of interest (ROI), and (4) ...
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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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Whole-body 18FDG PET plus pelvic MRI in the pre-treatment assessment of cervical cancers: an alternative to the FIGO clinical staging
... FDG PET in the work-up of cervical cancers significantly altered the treatment options ...FDG PET modified the fields, volumes and doses of irradiation by detecting unsuspected para-aortic nodal ...FDG ...
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Sensitivity of 18F-fluorodihydrotestosterone PET-CT to count statistics and reconstruction protocol in metastatic castration-resistant prostate cancer
... original PET images using a semi-automatic algorithm using a threshold of 50% of the peak value within the area of interest with correction for local background uptake ...
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Rare ocular and skin lesions of Marginal Zone Lymphoma detected by 18F-FDG PET/CT
... A whole-body and head 18 F-FDG PET/CT was also performed that showed 18 F-FDG uptake lesions in right axillary lymph nodes, spleen and liver and the identification o[r] ...
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Thermal and Mechanical Characterization of
... post-foaming temperature in 3D grid foam structure of PET-PEN copolymer. 303[r] ...
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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
... comprised a heterogeneous group of lymphoma subtypes with variable FDG avidities, which may potentially con- tribute to the heterogeneity in the indolent group. Thereby, a subgroup analysis was conducted and the patients ...
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Prevalence and patterns of soft tissue metastasis: detection with true whole-body F-18 FDG PET/CT
... vation might have prognostic significance as older indi- viduals with melanoma have increased mortality as compared with younger ones [11]. However, this requires future evaluation in a larger cohort of melanoma ...
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Iodinated Echogenic Glycol Chitosan Nanoparticles for X-ray CT/US Dual Imaging of Tumor
... of PFP) into SCC7 tumor-bearing mice. As shown in Figure 6c, the strong echo signals began to be observed at 1 h post-injection and gradually increased for 12 h, indicating that GC-DTA-PFP NPs could be accumulated in ...
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