Articles with "dual tracer" as a keyword



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Temporal information guided dynamic dual-tracer PET signal separation network.

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Published in 2022 at "Medical physics"

DOI: 10.1002/mp.15566

Abstract: PURPOSE The difficulty of dynamic dual-tracer positron emission tomography (PET) technology is to separate the complete single-tracer information from mixed dual-tracer. Traditional methods cannot separate single injection single-scan dynamic dual-tracer PET images. In this paper,… read more here.

Keywords: tracer; information; network; dual tracer ... See more keywords
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Feasibility of simultaneous 99mTc-tetrofosmin and 123I-BMIPP dual-tracer imaging with cadmium-zinc-telluride detectors in patients undergoing primary coronary intervention for acute myocardial infarction

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Published in 2019 at "Journal of Nuclear Cardiology"

DOI: 10.1007/s12350-018-01585-9

Abstract: Background Simultaneous dual-tracer imaging using isotopes with close photo-peaks may benefit from improved properties of cadmium-zinc-telluride (CZT)-based scanners. Methods Thirty patients having undergone primary percutaneous coronary intervention for acute myocardial infarction underwent single-( 99m Tc-tetrofosmin… read more here.

Keywords: tracer imaging; infarction; tracer; bmipp dual ... See more keywords
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Dual-tracer PET of viable tumor volume and hypoxia for identification of necrosis-containing radio-resistant Sub-volumes

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Published in 2019 at "Acta Oncologica"

DOI: 10.1080/0284186x.2019.1648864

Abstract: Abstract Introduction: Positron emission tomography (PET) using hypoxia-selective tracers like FAZA may guide radiation dose-escalation approaches. However, poor resolution combined with slow tracer retention in relatively inaccessible target cells and slow clearance of unbound tracer… read more here.

Keywords: hypoxia; dual tracer; necrosis; volume ... See more keywords

Performance of Dual-tracer PET-CT for Staging Post–Liver Transplant Hepatocellular Carcinoma Recurrence

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Published in 2021 at "Transplantation Direct"

DOI: 10.1097/txd.0000000000001213

Abstract: Background. Precise staging is essential in the management of patients with recurrent hepatocellular carcinoma (HCC) after liver transplantation. There is no current consensus on the optimal staging strategy. We conducted this study to evaluate the… read more here.

Keywords: tracer pet; hepatocellular carcinoma; recurrence; dual tracer ... See more keywords

Separation of a Mixture of Simultaneous Dual-Tracer PET Signals: A Data-Driven Approach

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Published in 2017 at "IEEE Transactions on Nuclear Science"

DOI: 10.1109/tns.2017.2736644

Abstract: In developing a signal separation algorithm, an obvious challenge relates to the ways in which the photon measurements from dual-tracer positron emission tomography (PET) are overlapped. Aside from this issue, the ill-conditioning and the noisy… read more here.

Keywords: pet signals; data driven; tracer; tracer pet ... See more keywords
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Presurgical localization of infected avascular bone segments in chronic complicated posttraumatic osteomyelitis in the lower extremity using dual-tracer PET/CT

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Published in 2018 at "EJNMMI Research"

DOI: 10.1186/s13550-018-0426-0

Abstract: BackgroundLocalizing and removing the infected sequestrum in long-standing trauma-related chronic osteomyelitis remains a clinical challenge. PET/CT with 18F-fluorodeoxyglucose (FDG-PET) has a high sensitivity for chronic osteomyelitis and 18F-sodium-fluoride PET/CT (NaF-PET) has a high specificity for… read more here.

Keywords: pet; bone; tracer pet; dual tracer ... See more keywords
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A preclinical PET dual-tracer imaging protocol for ER and HER2 phenotyping in breast cancer xenografts

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Published in 2020 at "EJNMMI Research"

DOI: 10.1186/s13550-020-00656-8

Abstract: Background Nuclear medicine is on the constant search of precision radiopharmaceutical approaches to improve patient management. Although discordant expression of the estrogen receptor (ER) and the human epidermal growth factor receptor 2 (HER2) in breast… read more here.

Keywords: pet; breast cancer; tracer; her2 ... See more keywords
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Dual-tracer positron emission tomography/computed tomography as an imaging probe of de novo lipogenesis in preclinical models of hepatocellular carcinoma

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Published in 2022 at "Frontiers in Medicine"

DOI: 10.3389/fmed.2022.1008200

Abstract: Background De novo lipogenesis is upregulated in many cancers, and targeting it represents a metabolic approach to cancer treatment. However, the treatment response is unpredictable because lipogenic activity varies greatly among individual tumors, thereby necessitating… read more here.

Keywords: dual tracer; tomography; activity; lipogenesis ... See more keywords
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Dual-Tracer PET-MRI-Derived Imaging Biomarkers for Prediction of Clinically Significant Prostate Cancer

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Published in 2023 at "Current Oncology"

DOI: 10.3390/curroncol30020129

Abstract: Purpose: To investigate if imaging biomarkers derived from 3-Tesla dual-tracer [(18)F]fluoromethylcholine (FMC) and [68Ga]Ga-PSMAHBED-CC conjugate 11 (PSMA)-positron emission tomography can adequately predict clinically significant prostate cancer (csPC). Methods: We assessed 77 biopsy-proven PC patients who… read more here.

Keywords: cspc; imaging biomarkers; clinically significant; fmc psma ... See more keywords