Results 41 to 50 of about 95,678 (218)

Multiparametric Cardiac 18F-FDG PET: Pilot Comparison of FDG Delivery Rate with 82Rb Myocardial Blood Flow [PDF]

open access: yes, 2020
Myocardial blood flow (MBF) and flow reserve are usually quantified in the clinic with positron emission tomography (PET) using a perfusion-specific radiotracer (e.g. 82Rbchloride). However, the clinical accessibility of existing perfusion tracers remains limited.
arxiv   +1 more source

Conflicting or complementary role of computed tomography (CT) and positron emission tomography (PET)/CT in the assessment of thymic cancer and thymoma: Our experience and literature review [PDF]

open access: yes, 2015
Background: To evaluate the role of computed tomography (CT) and positron emission tomography (PET)/CT in patients with thymic cancer and thymoma at initial staging.
Calabrese, Fiorella   +6 more
core   +1 more source

Clustering Analysis of FDG-PET Imaging in Primary Progressive Aphasia

open access: yesFrontiers in Aging Neuroscience, 2018
Background: Primary progressive aphasia (PPA) is a clinical syndrome characterized by the neurodegeneration of language brain systems. Three main clinical forms (non-fluent, semantic, and logopenic PPA) have been recognized, but applicability of the ...
Jordi A. Matias-Guiu   +8 more
doaj   +1 more source

Self-Supervised Learning for Physiologically-Based Pharmacokinetic Modeling in Dynamic PET [PDF]

open access: yesarXiv, 2023
Dynamic positron emission tomography imaging (dPET) provides temporally resolved images of a tracer enabling a quantitative measure of physiological processes. Voxel-wise physiologically-based pharmacokinetic (PBPK) modeling of the time activity curves (TAC) can provide relevant diagnostic information for clinical workflow.
arxiv  

Lymph node metastasis of squamous cell carcinoma from an unknown primary in the upper and middle neck: impact of 18F-fluorodeoxyglucose positron emission tomography/computed tomography [PDF]

open access: yes, 2011
Purpose: The purpose of this study was to assess the potential of F-18-fluorodeoxyglucose positron emission tomography/computed tomography (FDG-PET/CT) imaging for detection of the primary tumor and its impact on treatment planning in patients presenting
Bonte, Katrien   +3 more
core   +1 more source

Prognosis Associated with Glycolytic Activity in Regional Lymph Nodes of Patients with Previously Untreated Metastatic Breast Cancer: A Preliminary Study

open access: yesDiagnostics, 2022
Better mechanisms of predicting prognoses in patients with metastatic breast cancer will improve the identification of patients for whom curative treatments may be the most effective. In this study, the prognostic value of 18F-fluorodeoxyglucose positron
Hojin Cho, Arthur Cho, Won Jun Kang
doaj   +1 more source

Autopet Challenge 2023: nnUNet-based whole-body 3D PET-CT Tumour Segmentation [PDF]

open access: yesarXiv, 2023
Fluorodeoxyglucose Positron Emission Tomography (FDG-PET) combined with Computed Tomography (CT) scans are critical in oncology to the identification of solid tumours and the monitoring of their progression. However, precise and consistent lesion segmentation remains challenging, as manual segmentation is time-consuming and subject to intra- and inter ...
arxiv  

Primary nodal anthracosis identified by EBUS-TBNA as a cause of FDG PET/CT positive mediastinal lymphadenopathy. [PDF]

open access: yes, 2013
Isolated mediastinal lymphadenopathy can result from a number of potentially serious aetiologies. Traditionally those presenting with mediastinal lymphadenopathy would undergo mediastinoscopy to elucidate a final diagnosis or receive empirical treatment.
Adeboyeku, D   +8 more
core   +1 more source

18F-fluorodeoxyglucose positron emission tomography/computed tomography in predicting overall survival of oral cavity squamous cell carcinoma: Ongoing controversy

open access: yesWorld Journal of Nuclear Medicine, 2020
We aimed to retrospectively determine if initial staging 18F-fluorodeoxyglucose positron emission tomography/computed tomography (18F-FDG PET/CT) can predict overall survival (OS) in oral cavity squamous cell carcinoma (OCSCC), which is currently a ...
Stephen Scott   +6 more
doaj   +1 more source

Spatio-Temporal Dual-Stream Neural Network for Sequential Whole-Body PET Segmentation [PDF]

open access: yesarXiv, 2021
Sequential whole-body 18F-Fluorodeoxyglucose (FDG) positron emission tomography (PET) scans are regarded as the imaging modality of choice for the assessment of treatment response in the lymphomas because they detect treatment response when there may not be changes on anatomical imaging. Any computerized analysis of lymphomas in whole-body PET requires
arxiv  

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