نتایج جستجو برای: scintigraphy receptor

تعداد نتایج: 598902  

Journal: :Open Journal of Biophysics 2023

The aim of this study was to highlight the contribution bone scintigraphy in assessment extension osteophilic cancers Senegal. This a retrospective study, with descriptive and analytical purpose, carried out over period four (04) years between January 01, 2018 December 31, 2021. It focused on files patients who underwent for an cancer during period. According prostate by far most representative...

Brigitte Bastati Gabriela Krotla Karl Koriska Peter Knoll Siroos Mirzaei,

Introduction: In this study the automatic separation of oral and salivary gland activity and spontaneous secretion by means of factor analysis for quantitative salivary gland scintigraphy is introduced. Methods: After intravenous administration of 99mTc sodium pertechnetate, dynamic scintigraphy was performed. 20 minutes after tracer application 2 ml of lemon juice was delivered to stimulate t...

2011
Per Wittenhagen Jesper Brandt Andersen Anita Hansen Lone Lindholm Frederik Rønne Jørn Theil Michael Tvede Jesper Eugen-Olsen

OBJECTIVE In this prospective study we investigated the role of plasma levels of soluble urokinase plasminogen activator receptor (suPAR) in children with urinary tract infection. MATERIAL AND METHODS We measured the levels of plasma suPAR during admission in 42 children with suspected acute pyelonephritis and compared the results to acute DMSA scintigraphy. RESULTS The mean level of plasma...

Journal: :The Gulf journal of oncology 2015
S Usmani A Esmail F Marafi S Al Deen F Abu Huda F Al Kandari

Metastases of differentiated thyroid cancer (DTC) can lose affinity to radioiodine with the passage of time, with resultant difficulty in management. Thyroid tumors are known to express somatostatin receptors and therefore 111In-pentetreotide, somatostatin analogue, can visualize tumors with high concentration of somatostatin receptors. We report a case of I-131 whole body scan (WBS) negative r...

2005
Vesa Oikonen

Somatostatin receptor scintigraphy (SNS) with In-labelled somatostatin receptor analog is a standard procedure for the detection and staging of neuroendocrine tumors (NETs, APUDomas). NETs can be small and situated almost throughout the body. This heterogeneous group of tumors take up amino acids, transform them into biogenic amines (dopamine and serotonin) by decarboxylation, and store the ami...

2017
Alessandro Pratesi Mauro Ginanneschi Marco Lumini Anna M. Papini Ettore Novellino Diego Brancaccio Alfonso Carotenuto

In vivo somatostatin receptor scintigraphy is a valuable method for the visualization of human endocrine tumors and their metastases. In fact, peptide ligands of somatostatin receptors (sst's) conjugated with chelating agents are in clinical use. We have recently developed octreotide dicarba-analogs, which show interesting binding profiles at sst's. In this context, it was mandatory to explore ...

2015
Elahe Pirayesh Mahasti Amoui Majid Assadi

The diagnostic value of somatostatin receptor scintigraphy (SRS) in detecting tumors has been assessed in a number of studies. We present a 30-year-old female with a history of eight months cough and left shoulder pain. Radiologic evaluation showed pulmonary mass and hepatic lesions, which were pathologically diagnosed as neuroendocrine carcinoma. 99mTc-octreotide scan demonstrated that the pul...

Journal: :Journal of nuclear medicine technology 2014
Sandip Basu Amit Abhyankar

This report describes a case of extensive diffuse bone marrow involvement with bilateral breast metastases from duodenal neuroendocrine tumor giving rise to a superscan-like appearance on somatostatin receptor-targeted (99m)Tc-hydrazinonicotinamide-TOC scintigraphy. The metastatic lesions demonstrated partial concordance with (18)F-FDG PET/CT findings, signifying varying tumor biology and heter...

2002

A. Aerosol Ventilation Scintigraphy A diagnostic imaging test that records the bronchopulmonary distribution of an inhaled radioactive aerosol within the lungs. B. Gas Ventilation Scintigraphy A diagnostic imaging test that records the pulmonary distribution of a radioactive gas during breathing maneuvers. C. Pulmonary Perfusion Scintigraphy A diagnostic imaging test that records the distributi...

Journal: :Journal of nuclear medicine technology 2011
Helena R Balon Tracy L Y Brown Stanley J Goldsmith Edward B Silberstein Eric P Krenning Otto Lang Gary Dillehay Jennifer Tarrance Matt Johnson Michael G Stabin

1William Beaumont Hospital, Royal Oak, Michigan; 2University of Arkansas for Medical Sciences, Little Rock, Arkansas; 3New York Hospital–Cornell Medical, New York, New York; 4University of Cincinnati Medical Center, Cincinnati, Ohio; 5Erasmus University Medical Center, Rotterdam, The Netherlands; 63rd Medical School, Charles University, Prague, Czech Republic; 7Northwestern University, Chicago,...

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