Volume 26, Issue 1
مرور بر اساس
ارسال های اخیر
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High myocardial 18F-FDG uptake after chemotherapy in the presence of left ventricular dysfunction as well as 3-month later with no left ventricular dysfunction
(Research Center for Nuclear Medicine (Tehran University of Medical Sciences), 2018-01-01)Diffusely increased glucose metabolic activity in the right and left ventricles using 2-deoxy-2-(F-18) fluoro-D-glucose positron emission tomography/computed tomography (18F-FDGPET/CT) and global left ventricular hypokinesia ...
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A wandering spleen detected by 99mTc-denatured RBC scan
(Research Center for Nuclear Medicine (Tehran University of Medical Sciences), 2018-01-01)A 23 day old infant patient underwent 99mTc-denatured RBC scanning for locating possible ectopic spleen in our department. The scan showed no tracer activity in normal splenic bed in the left upper quadrant and an ectopic ...
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Feasibility of portable gamma camera imaging in intraoperative radioguided parathyroid adenoma identification
(Research Center for Nuclear Medicine (Tehran University of Medical Sciences), 2018-01-01)Novel surgical applications include radioguided procedures in parathyroidectomy operations. In order to investigate the feasibility of usage of the portable gamma camera in parathyroidectomy operations; intraoperative ...
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Papillary thyroid cancer with metastases to brain, lung and kidney: A case of dosimetry proven privilege of surgical resection of organ metastases
(Research Center for Nuclear Medicine (Tehran University of Medical Sciences), 2018-01-01)A 45-year-old woman presented with a headache and visual complaints. Brain MRI revealed a large mass in the right occipital cortex. The tumor was surgically removed and pathological examination showed papillary carcinoma ...
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Time frame of sentinel node visualization in early breast cancer patients using intradermal injection of Tc-99m phytate: Imaging beyond 45 minutes does not yield more information
(Research Center for Nuclear Medicine (Tehran University of Medical Sciences), 2018-01-01)Introduction: One of the major problems of lymphoscintigraphy is the time of patient presence in the nuclear medicine wards. The operating room schedule can be compromised if the patients stay longer than usual in the ...
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Determination of normal ranges of regional and global phase parameters using gated myocardial perfusion imaging with Cedars-Sinai’s QGS software
(Research Center for Nuclear Medicine (Tehran University of Medical Sciences), 2018-01-01)Introduction: Myocardial perfusion imaging using gated SPECT and phase analysis is an effective tool in evaluation of mechanical dyssynchrony. The purpose of this study was to determine the normal ranges of global and ...
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Is correction for metallic artefacts mandatory in cardiac SPECT/CT imaging in the presence of pacemaker and implantable cardioverter defibrillator leads?
(Research Center for Nuclear Medicine (Tehran University of Medical Sciences), 2018-01-01)Introduction: Metallic artifacts due to pacemaker/ implantable cardioverter defibrillator (ICD) leads in CT images can produce artifactual uptake in cardiac SPECT/CT images. The aim of this study was to determine the ...
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Effect of administrated activity, admission number and TSH level on radiation retention curve of patients taking iodine-131 therapy for differentiated thyroid carcinoma: Looking beyond established regulations
(Research Center for Nuclear Medicine (Tehran University of Medical Sciences), 2018-01-01)Introduction: Retention of I-131 in the body of patients with differentiated thyroid carcinoma (DTC) has a direct effect on therapeutic outcome of radioiodine therapy. There are several factors that may influence retention ...
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A study on differentiation of extra-cardiac activity by Slit Slat collimation in Single Photon Emission Computed Tomography
(Research Center for Nuclear Medicine (Tehran University of Medical Sciences), 2018-01-01)Introduction: Myocardial perfusion SPECTby 99mTc-Sestamibi and 99mTc-Tetrofosmin radiopharmaceuticals usually presents a false significant increase in the radiotracer uptake in the inferior myocardium due to the uptake in ...
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Comparison of PET/CT and CT-based tumor delineation and its effects on the radiation treatment planning for non-small cell lung cancer
(Research Center for Nuclear Medicine (Tehran University of Medical Sciences), 2018-01-01)Introduction: Tumor volume delineation is the most important step in the radiation treatment planning. In this study the impact of PET/CT data on the tumor delineation precision of non-small cell lung cancer (NSCLC) was ...
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A quarter of a century with Iranian Journal of Nuclear Medicine
(Research Center for Nuclear Medicine (Tehran University of Medical Sciences), 2018-01-01)
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The Iranian Society of Nuclear Medicine practical guideline on radioligand therapy in metastatic castration-resistant prostate cancer using 177Lu-PSMA
(Research Center for Nuclear Medicine (Tehran University of Medical Sciences), 2018-01-01)Prostate-specific membrane antigen (PSMA) is a type II transmembrane protein, which is anchored in the cell membrane of prostate epithelial cells. It is highly expressed on prostate epithelial cells and strongly up-regulated ...
