نتایج جستجو برای: 18 18f

تعداد نتایج: 361982  

Journal: :Journal of nuclear medicine : official publication, Society of Nuclear Medicine 2008
Seng Chuan Ong Heiko Schöder Nancy Y Lee Snehal G Patel Diane Carlson Matthew Fury David G Pfister Jatin P Shah Steven M Larson Dennis H Kraus

UNLABELLED For patients with locoregional advanced head and neck squamous cell carcinoma (HNSCC), concurrent chemoradiotherapy is a widely accepted treatment, but the need for subsequent neck dissection remains controversial. We investigated the clinical utility of 18F-FDG PET/CT in this setting. METHODS In this Institutional Review Board (IRB)-approved and Health Insurance Portability and Ac...

Journal: :Cancers 2023

Imaging is essential for evaluating patients with glioblastoma. Traditionally a multimodality undertaking, CT, including CT cerebral blood profusion, PET/CT traditional fluorine-18 fluorodeoxyglucose (18F-FDG), and MRI have been the mainstays diagnosis post-therapeutic assessment. However, recent advances in these modalities, league emerging fields of radiomics theranostics, may prove helpful i...

2017
Mohamed Ali Bahri Alain Plenevaux Joël Aerts Christine Bastin Guillaume Becker Joël Mercier Anne Valade Tim Buchanan Nathalie Mestdagh Didier Ledoux Alain Seret André Luxen Eric Salmon

Introduction Brain distribution of synaptic vesicle protein 2A was measured with fluorine-18 UCB-H ([18F]UCB-H) and positron emission tomography (PET). Methods Images of synaptic density were acquired in healthy volunteers (two young participants and two seniors). Input function was measured by arterial blood sampling (arterial input function) and derived from PET images using carotid activit...

2017
Benjamin L. Franc Sam Goth John MacKenzie Xiaojuan Li Joseph Blecha Tina Lam Salma Jivan Randall A. Hawkins Henry VanBrocklin

BACKGROUND Evolving immune-mediated therapeutic strategies for rheumatoid arthritis (RA) may benefit from an improved understanding of the complex role that T-cell activation plays in RA. This study assessed the potential of fluorine-18-labeled 9-β-d-arabinofuranosylguanine ([18F]F-AraG) positron emission tomography (PET) imaging to report immune activation in vivo in an adjuvant-induced arthri...

Journal: :Heliyon 2023

ObjectiveThis study aimed to investigate the value of interim whole-body dynamic 18F-fluorodeoxyglucose positron emission tomography/computed tomography (18F-FDG PET/CT) Patlak parameters for predicting prognosis patients with diffuse large B-cell lymphoma. To estimate predictive 18F-FDG PET/CT parameter 2-year progression-free survival (PFS) and overall (OS).MethodsThis reports findings 67 lym...

2010
Flavio Nobili Silvia Morbelli

[ 18 Fluorine]fluorodeoxiglucose-Positron Emission Tomgraphy ( 18 F FDG-PET) has gained a leading role in the diagnostic assessment of patients with cognitive complaints, notably Mild Cognitive Impairment (MCI) and Alzheimer’s Disease (AD). Together with morphological Magnetic Resonance Imaging (MRI) and cerebrospinal fluid biomarker assays it allows early identification of subjects with neurod...

Journal: :Hellenic journal of nuclear medicine 2013
Gonca G Bural Drew A Torigian Sandip Basu Murat Fani Bozkurt Mohamed Houseni Abass Alavi

Recent literature demonstrates the potential of fluorine-18 fluorodeoxyglucose-positron emission tomography (18F-FDG-PET) to detect, localize, and quantify the degree of inflammatory changes in the arterial wall due to early atherosclerosis. Our aim was to assess the correlation between the age and 18F-FDG uptake of aortic segments and determine its correlation with respect to in both age and g...

2017
Xiangcheng Wang Yulin He Weina Zhou Xia Bai Yiwei Wu Xuemei Wang Xiao-Feng Li

In a mouse model of human lung cancer, intratumoral distribution between 3'-deoxy-3'-[18F] fluorothymidine (18F-FLT) and [18F] fluorodeoxyglucose (18F-FDG) was mutually exclusive. 18F-FLT primarily accumulated in proliferating cancer cells, whereas 18F-FDG accumulated in hypoxic cancer cells. The aim of the present study was to evaluate these preclinical findings in patients with lung cancer. A...

Objective(s): We aim to investigate the clinical impact of 18F-FDG PET/CT in managing patients with gynecological malignancies and pelvic or extrapelvic lymph nodes that are of equivocal significance on conventional imaging.Methods: We retrospectively evaluated 18F-FDG PET/CT scans of patients with gynecologic tumors who were referred to King Hussein Cancer Center from January 2010 to August 20...

Journal: :asia oceania journal of nuclear medicine and biology 0
chanisa chotipanich national cyclotron and pet centre, chulabhorn hospital, thailand chetsadaporn promteangtrong national cyclotron and pet centre, chulabhorn hospital, thailand anchisa kunawudhi national cyclotron and pet centre, chulabhorn hospital, thailand rawisak chanwat surgery department, chulabhorn hospital, thailand thaniya sricharunrat pathology department, chulabhorn hospital, thailand savitree suratako national cyclotron and pet centre, chulabhorn hospital, thailand

objective(s): this study aimed to compare the diagnostic values of 11c-choline and 18f-fluorodeoxyglucose (18f-fdg) positron emission tomography/computed tomography (pet/ct) in patients with cholangiocarcinoma (cca). methods: this prospective study was conducted on 10 patients (6 males and 4 females), aged 42-69 years, suspected of having cca based on ct or magnetic resonance imaging (mri) resu...

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