brain PET
![Impact of attenuation correction on clinical [18F]FDG brain PET in combined PET/MRI](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==)
Impact of attenuation correction on clinical [18F]FDG brain PET in combined PET/MRI
... FDG brain PET study cannot simply be translated to other PET tracers or to other body regions without fur- ther ...neurological PET studies in general ...future PET/MRI systems and ...
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Model selection criteria for dynamic brain PET studies
... following PET tracers: [ 11 C]FMZ, [ 11 C]GMOM, [ 11 C]PK11195, [ 11 C]raclopride, [ 18 F]FDG, and [ 11 C]PHT, ...whole brain gray matter time activity curves (TACs) of the six ...tracer, PET scan ...
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Optimization of brain PET imaging for a multicentre trial: the French CATI experience
... Finally, the good uniformity of the images across the field of view was confirmed by the ratio of right-to-left activity concentration and anterior-to-posterior activity con- centration measured on the Hoffman ...
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Assessment of safety, efficacy, and dosimetry of a novel 18-kDa translocator protein ligand, [11C]CB184, in healthy human volunteers
... Eight healthy male subjects, aged 22–34 years (mean age ± SD, 26 ± 4 years), were enrolled in this study. The subject inclusion criteria included age between 20 and 60 years old, male, the ability to provide informed ...
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Statistical evaluation of test-retest studies in PET brain imaging
... common PET-based measurements in oncology applications focusing on only one tracer ( 18 F–FDG) and one summary measure (standardized uptake value ...the PET imaging ...in PET brain imaging, in ...
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Original Article Localizing percentages of interictal 18F-fluorodeoxyglucose (FDG)-PET and magnetoencephalography (MEG) in pre-surgical evaluation of 107 consecutive patients with non-lesional epilepsy
... and PET+MEG, invasive monitoring had the highest diagnostic sensitivity in localizing epileptogenic foci (Pearson Chi-square test, ...the brain (Pearson Chi-square test, P=0.004). Similarly, PET+MEG ...
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Impact of image-based motion correction on dopamine D3/D2 receptor occupancy—comparison of groupwise and frame-by-frame registration approaches
... Recently, a groupwise image registration (GIR) framework for dynamic PET data has been introduced for motion correction [17, 18]. The GIR method enables noise model- ling and accounts for tracer kinetics by ...
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A Network Analysis of 15O H2O PET Reveals Deep Brain Stimulation Effects on Brain Network of Parkinson's Disease
... alter brain networks in patients with ...cross-sectional PET data to reveal network modifications due to DBS, which was not observable using the subtraction ...
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Cerebral Blood Flow Alterations in Pain Processing Regions of Patients with Fibromyalgia Using Perfusion MR Imaging
... Disclosures: Richard E. Harris. Research Support (including provision of equipment or materials): Pfizer Inc. Details: I am the principal investigator of a Pfizer-funded study to look at the effects of pharmacologic ...
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Fluorodeoxyglucose-Positron Emission Tomography in the differential diagnosis of early-onset dementia: a prospective, community-based study
... FDG PET images were reported off the Siemens work stations following reorientation and windowing using the Siemens "cool" colour ...'normal' brain, typically cerebellum or basal ganglia was at the ...
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Cerebral Perfusion Pressure is Maintained in Acute Intracerebral Hemorrhage: A CT Perfusion Study
... Two hours after randomization, all patients underwent a standard repeat noncontrast CT scan of the brain. The scan consisted of 5-mm sections (120 KV[peak], 300 mA per section) through the entire brain (18 ...
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Rasmussen encephalitis: complementary role of multitechnique neuroimaging
... the brain, performed interictally, showed di- minished perfusion of the left frontal lobe (Fig ...A brain biopsy specimen showed diffuse gliosis, microglial prolifera- tion, and a diffuse parenchymal ...
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A paraneoplastic limbic encephalitis from an anorectal small cell neuroendocrine carcinoma: a case report
... This case highlights the rare entity, PLE, which is diffi- cult to diagnose and manage. At our knowledge, it is the first published case of a PLE associated to an anorectal small cell neuroendocrine carcinoma. The ...
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PET-CT evaluation of the curative effect of crizotinib on malignant myofibroblastoma with rare mutation of ALK R401: a case report and literature review
... the peT-CT scan of the patient suggested right upper chest, brain, bone, liver, and right subscapularis muscle ...2015, peT-CT imaging showed tumor volume enlargement, and crizotinib was given at 250 ...
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Construction and comparative evaluation of different activity detection methods in brain FDG-PET
... the impact of surrounding structures on apparent tracer concentration in small regions). This effect may thus be important when imaging neurodegenerative disease patients who developed cortical atrophy, which was the ...
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Brain areas involved in the acupuncture treatment of AD model rats: a PET study
... the PET-CT centre of the Experi- mental Animals Center of the General Hospital of PLA at 8:00 am after 24 h of fasting and were then subjected to the following procedure: (1) The blood sugar level was ...underwent ...
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LGI1 expression and human brain asymmetry: insights from patients with LGI1-antibody encephalitis
... human brain asymmetry. While LGI1 participate in brain development [14, 26], the exact role has not yet been ...subcortical brain could support our ...
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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 an im- ...
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Whither the Hippocampus? FDG PET Hippocampal Hypometabolism in Alzheimer Disease Revisited
... AD PET data have not shown strong hippocampal ...ROI-based PET analyses demonstrating hippocampal hypometabolism are probably measuring total activity in the hippocampal region (or mean of total activity ...
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Brain perfusion CT compared with15O-H2O-PET in healthy subjects
... One aspect that also needs to be examined is the effect of differences in resolution, the partial volume effect [PVE]. The PVE will of course affect not only PET values, but also PCT values, as the resolution of ...
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