نتایج جستجو برای: 18f fluorodeoxyglucose petct

تعداد نتایج: 18918  

2013
Mads Radmer Jensen Lene Simonsen Markus Lonsdale Jens Bjørn Bülow

BACKGROUND In mice, 18F-fluorodeoxyglucose (18F-FDG) positron-emission tomography/computed tomography (PET/CT) lymphography enables detailed imaging of the lymphatic system and quantification of lymph node function. If this applies to humans, it may improve staging of several malignancies. The aim of this study was to elucidate whether foot skin depots of 18F-FDG make PET/CT imaging of the lowe...

2015
Christian U. Huebbers Alexander C. Adam Simon F. Preuss Theresa Schiffer Sarah Schilder Orlando Guntinas-Lichius Matthias Schmidt Jens P. Klussmann Rudolf J. Wiesner

A hallmark of solid tumors is the consumption of large amounts of glucose and production of lactate, also known as Warburg-like metabolism. This metabolic phenotype is typical for aggressive tumor growth, and can be visualized by 18F-fluorodeoxyglucose (18F-FDG) uptake detected by positron emission tomography (PET). High 18F-FDG uptake inversely correlates with survival and goes along with redu...

2014
Juan Montoro Daniele Laszlo Natalia Pin Chuen Zing Giuseppe Petralia Giorgio Conte Marzia Colandrea Giovanni Martinelli Lorenzo Preda

Computed tomography (CT), 18F-fluorodeoxyglucose positron emission tomography (FDG-PET), and hybrid FDG-PET/CT are the most commonly used diagnostic tools for the initial staging and treatment response assessment of lymphomas [1]. The aim of this report is to compare the correlations between functional imaging markers derived from FDG-PET/CT and whole-body, diffusion-weighted magnetic resonance...

Journal: :World Journal of Surgical Oncology 2008
Stephen P Povoski Nathan C Hall Edward W Martin Michael J Walker

BACKGROUND The use of diagnostic 18F-fluorodeoxyglucose (18F-FDG) positron emission tomography/computed tomography (PET/CT) imaging for the staging, restaging, and treatment monitoring of melanoma patients has become a well-recognized standard of care. It plays a key role in detecting sites of occult disease and is widely utilized in the medical and surgical planning of such patients. In the cu...

Journal: :Topics in antiviral medicine 2012
Roberto Rossotti Christina Moioli Clara Schiantarelli Carloandrea Orcese Massimo Puoti

Now that [18F] fluorodeoxyglucose positron emission tomography (FDG-PET) has become an established imaging tool in oncology, it is attracting interest in the field of infectious diseases. Several studies have used FDG-PET to examine the pathophysiology of HIV infection as well as other conditions such as lipodystrophic syndrome and HIV-related neurocognitive disorders. In clinical practice, FDG...

Journal: :Egyptian Journal of Radiology and Nuclear Medicine 2023

Abstract Background Ewing sarcoma and peripheral primary neuroendocrine tumors are aggressive neoplasms which consist of small, round, blue cells neuroectodermal origin. They usually arise from the skeleton genetic mutations EWSR1 in chromosome 22 FL1 gene on 11. Extraskeletal sarcomas (EES) rare entities with most common sites EES being extremities, head neck region retroperitoneum. Posterior ...

2016
YONGDE QIN XIAOHONG LI QIZHOU ZHANG BIN XIE XUEWEN JI YUBIN LI AMINA YIBLAYAN HAO WEN

The aim of this study was to evaluate the clinical value of 18F-fluorodeoxyglucose (18F-FDG) positron emission tomography/computed tomography (PET/CT) in advanced liver alveolar echinococcosis (LAE) prior to and following autologous liver transplantation (ALT). The biodistribution of lesions in 8 patients was recorded using 18F-FDG PET/CT prior to and following surgery. The maximum standardized...

2016
KENTARO HOKONOHARA TAKEHIRO NODA HISANORI HATANO AKIHIRO TAKATA MASASHI HIROTA KAZUTERU OSHIMA TSUKASA TANIDA TAKAMICHI KOMORI SHUNJI MORITA HIROSHI IMAMURA TAKASHI IWAZAWA KENZO AKAGI SHIRO HAYASHI MASAMI INADA SHIRO ADACHI KEIZO DONO

A 64-year-old man presented with epigastric discomfort and nausea. Laboratory analyses revealed increased levels of total and direct bilirubin, and increased levels of aminotransferases. Computed tomography revealed the presence of a mass in the distal common bile duct. Endoscopic retrograde cholangiopancreatography and intraductal ultrasonography revealed a 25 mm filling defect in the distal c...

Journal: :International journal of oncology 2012
Alison A Law Elaina S R Collie-Duguid Tim A D Smith

Drug resistance is a major obstacle to cancer cure and may influence [18F]-fluorodeoxyglucose (FDG) incorporation. In this study, glucose transport, hexokinase activity and [18F]-FDG incorporation were measured in drug-resistant tumour cells generated by exposing H630 colon and MCF7 breast cancer cells to increasing concentrations of tomudex (ralt...

2017
Shuxian An Xiang Zhou Jianjun Liu Gang Huang

Positron emission tomography (PET) with 18F-fluorodeoxyglucose (18F-FDG) is widely used in the management of lung adenocarcinoma. Pyruvate kinase M2 (PKM2) plays a key role in glycolysis. We therefore investigated whether PKM2 expression affects 18F-FDG uptake in a retrospective analysis of 76 patients who underwent 18F-FDG PET/computed tomography (CT) scans for staging before surgical resectio...

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