[PDF] Top 20 In vivo gadolinium nanoparticle quantification with SPECT/CT
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In vivo gadolinium nanoparticle quantification with SPECT/CT
... For in vivo imaging, 9 OFA (Oncins France Strain A) male rats with chondrosarcomas were used, four weeks after tumor placement. The animals were injected both intratu- morally or intravenously with an 111 In ... See full document
15
The diagnostic ability of SPECT/CT fusion imaging for gastrointestinal bleeding: a retrospective study
... Methods: We conducted a retrospective analysis of 20 patients (21 examinations) who underwent gastrointestinal bleeding scintigraphy in the past 7 years and in whom the bleeding site was identified by endoscopy or ... See full document
7
Towards standardization of absolute SPECT/CT quantification: a multi-center and multi-vendor phantom study
... absolute quantification of radiotracer distribution is essential for dosimetry aimed at personalized radionuclide therapy and may improve prediction of therapy response, prevention of toxicity effects, and ... See full document
14
Personalized predictive lung dosimetry by technetium-99m macroaggregated albumin SPECT/CT for yttrium-90 radioembolization
... On SPECT/CT, lung CT densitovolumetry was per- formed in a similar manner but with a slight difference to ROI ...lung CT densitovolumetry by SPECT/CT. We observed that for ... See full document
12
A study of SPECT/CT camera stability for quantitative imaging
... the SPECT/CT ...activity quantification is to enable diagnostic or thera- peutic decisions based on estimates of activity in objects or regions in the body [10], then not only the individual ... See full document
13
A Nordic survey of CT doses in hybrid PET/CT and SPECT/CT examinations
... for CT in hybrid imaging [2] as a starting template), and were reviewed and tested by MS, BH, EH, and ...bone, SPECT bone, sentinel node, parathyroid (in part with HB), octreotide/mIbG, and thyroid post ... See full document
16
Is hybrid SPECT/CT necessary for pre-interventional 3D quantification of relative lobar lung function?
... using CT data for lobe delineation in comparison to planar imaging in calculation of relative lobar perfusion (Knollmann et ...hybrid SPECT/CT ma- chines have become more available offering the ... See full document
9
Concurrent SPECT/PET-CT imaging as a method for tracking adoptively transferred T-cells in vivo
... Findings: Indium (In-111) labeled T-cells demonstrated similar or greater viability than unlabeled T-cells at either a low or high dose of In-111 over a 24-h incubation period in vitro. The function of labeled or ... See full document
5
SPECT/CT and its role in imaging and oncology
... dose CT scans in addition to SPECT is the additional radiation dose to the patient and whether or not the extra dose from using high-resolution CT is justifi ed, bearing in mind the extra clinical ... See full document
8
Experimental validation of absolute SPECT/CT quantification for response monitoring in patients with end stage coronary artery disease
... with SPECT is widely available, associated with low costs and is the most extensively validated imaging modality for CAD ...for SPECT, it remains the most frequently ordered nuclear medicine scan ... See full document
43
Intravenous contrast-enhanced CT can be used for CT-based attenuation correction in clinical 111In-octreotide SPECT/CT
... PET, SPECT has the advantage of using radioactive labeled tracer molecules with relatively long physical half-lives that to a great extent are similar to the biological processes under ...for SPECT imaging ... See full document
13
In vivo quantification of 177Lu with planar whole-body and SPECT/CT gamma camera imaging
... quantitative SPECT [2, 7 – 9] has been adapted for imaging the 177 Lu distribution in vivo, with ap- propriate modifications for the ...the CT scan with conversion from Hounsfield units to ... See full document
17
Improvements in Cardiac Spect/CT for the Purpose of Tracking Transplanted Cells
... pre-contrast CT at end expiration [21], employing a ...T6 SPECT/CT the only method to perform a gated-CT is to use the pre-defined Calcium Scoring acquisition sequence, which consists of an ... See full document
160
Quantification of 99mTc-DPD concentration in the lumbar spine with SPECT/CT
... filtered CT data were used to derive the VOI se- lection in a volumetric fusion ...the SPECT/CT system with a uniform phantom is performed which provides a volume sensitivity factor and is specific ... See full document
8
Cerebral infarction: diagnosis and assessment of prognosis by using 123IMP SPECT and CT
... In 23 cases, a lesion was detected on IMP-SPECT that was not seen on TABLE 1: 123 1MP-SPECT and CT Results in Imaging Acute and Subacute Cerebral Infarction.. of days after onset mean.[r] ... See full document
6
A novel standardized algorithm using SPECT/CT evaluating unhappy patients after unicondylar knee arthroplasty– a combined analysis of tracer uptake distribution and component position
... of SPECT/CT tracer uptake (intensity and anatomical distribution ...of SPECT/CT and our proposed method for the as- sessment of patients after UKA is, that if offers analysis of in vivo ... See full document
8
The influence of misregistration between CT and SPECT images on the accuracy of CT-based attenuation correction of cardiac SPECT/CT imaging: Phantom and clinical studies
... effect when respiratory motion correction was applied. All segments in misalignment along Y-axis showed significant effect for uptake value with more impact in lateral wall in[r] ... See full document
10
Heterogeneity of intratumoral 111In-ibritumomab tiuxetan and 18F-FDG distribution in association with therapeutic response in radioimmunotherapy for B-cell non-Hodgkin’s lymphoma
... In-Ibritumomab tiuxetan from the blood pool, with prominent liver, spleen, or marrow uptake [3,4]. Such criteria for expected and altered biodistributions have been proposed and established, based on which the indi- ... See full document
7
Does quantification have a role to play in the future of bone SPECT?
... Tc SPECT imaging, which is usually time-consuming and, therefore, potentially distressing for the ...whole-body SPECT-CT is pos- sible (Zacho et ... See full document
18
Practice developments and educational requirements in hybrid imaging
... • Initial Hybrid SPECT/ CT systems provided AC / nondiagnostic images localisation • Role of hybrid SPECT/CT systems has evolved • Possible to undertake diagnostic CT on all modern SPECT[r] ... See full document
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