Radiopharmaceutical dosage of 99Tcm-HMPAO for cerebral blood flow SPET studies in children.

abstract：:The aim of the study was to identify the most beneficial mode, in terms of anxiety reduction, of giving patients information prior to them undergoing a bone scan. (Research has identified the scan procedure as having a demonstrative effect on anxiety.) Additionally, satisfaction with the adequacy of the information wa...

journal_title：Nuclear medicine communications

authors： Leckie J

更新日期：1994-11-01 00:00:00

abstract：:To study the accuracy of renal function quantification with 99Tcm-DMSA we compared DMSA renal uptake and creatinine clearance in 16 cases of children with single kidney. The age of the patients ranged from two months to fourteen years. Creatinine clearance was normalized to 1.73 m2. DMSA uptake was measured 7 h after ...

journal_title：Nuclear medicine communications

authors： Baillet G,Gagnadoux MF,De Vernejoul P,Broyer M

更新日期：1985-11-01 00:00:00

abstract：OBJECTIVE:The uptake of F-fluorodeoxyglucose (F-FDG) PET/computed tomography (CT) is known to be linked to programmed death ligand 1 (PD-L1) expression on tumor cells (TC). However, the association between PD-L1 expression on immune cells (IC) and F-FDG accumulation is still unclear. Here, we conducted a clinicopatholo...

journal_title：Nuclear medicine communications

authors： Hu B,Xiao J,Xiu Y,Fu Z,Shi H,Cheng D

更新日期：2020-03-01 00:00:00

abstract：AIM:The aim of the study was to assess the contribution of 111In-pentetreotide single-photon emission computed tomography/computed tomography (SPECT/CT) imaging to conventional somatostatin receptor scintigraphy (SRS) in terms of lesion characterization and localization in the detection of neuroendocrine tumours (NETs)...

journal_title：Nuclear medicine communications

authors： Sainz-Esteban A,Olmos R,González-Sagrado M,González ML,Ruiz MÁ,García-Talavera P,Gamazo C,Villanueva JG,Cobo A,de Luis D

更新日期：2015-03-01 00:00:00

abstract：:A method of deconvolution analysis involving the use of the z-transform has been developed. When compared to the matrix method, it is shown, under certain circumstances, to be identical. In order to study the validity of the method, simple mathematical models have been constructed. The curves obtained with the compute...

journal_title：Nuclear medicine communications

authors： Bererhi H

更新日期：1995-03-01 00:00:00

abstract：OBJECTIVES:The aim of the study was to determine which of three two-parameter fitting functions (exponential, linear-log, and negative-power function of time) most accurately models early chromium-51-EDTA (51Cr-EDTA) plasma concentration data prior to 120 min in patients with cirrhosis and ascites and understand how th...

journal_title：Nuclear medicine communications

authors： Wanasundara SN,Wesolowski MJ,Puetter RC,Burniston MT,Xirouchakis E,Giamalis IG,Babyn PS,Wesolowski CA

更新日期：2015-04-01 00:00:00

abstract：:Fifty-six patients with hypertrophic cardiomyopathy who had echocardiography and cardiac catheterization were studied. Eleven (18%) of 56 patients had right ventricular (RV) thallium-201 visualization at resting scan. RV thallium-201 visualization was observed in the apex or lower half of the RV free wall, which was q...

journal_title：Nuclear medicine communications

authors： Nishimura T,Uehara T,Hayashida K,Nagata S

更新日期：1988-01-01 00:00:00

abstract：:A significant reduction of cardiac 123I-meta-iodobenzylguanidine (MIBG) accumulation has been reported in patients with idiopathic Parkinson's disease. However, it is unclear whether this reduction in cardiac sympathetic nerve is caused primarily or secondarily to the degeneration of sympathetic nerve centres which oc...

journal_title：Nuclear medicine communications

authors： Takatsu H,Wada H,Maekawa N,Takemura M,Saito K,Fujiwara H

更新日期：2002-02-01 00:00:00

abstract：:To evaluate 201Tl in the detection of the primary tumour, lymph node involvement and mediastinal spread we have studied a total of 188 patients with histologically proven lung cancer, breast cancer or malignant lymphoma. Ten patients with benign lung disease were also examined. Static images were performed 20 min afte...

journal_title：Nuclear medicine communications

authors： Sehweil AM,McKillop JH,Milroy R,Sayed MA,Ziada G,Banham SW,Davidson KG,Ragib A,Omar YT,Abdel-Dayem HM

更新日期：1990-04-01 00:00:00

abstract：:The influence of zooming on centre-of-rotation (COR) of the rotating camera-based SPECT system and on the resolution of tomographic images was investigated. COR values were measured as a function of zoom factor varying from x1.0 to x3.0. Measurements were performed using two SPECT systems collimated with three collima...

journal_title：Nuclear medicine communications

authors： Saw CB,Clarke LP,Serafini AN

更新日期：1987-01-01 00:00:00

abstract：:The aim of this prospective study was to assess the efficacy of using whole-kidney, mean parenchymal and pelvic transit times to evaluate renal function following treatment with extracorporeal shock wave lithotripsy (ESWL). Fifteen patients were evaluated 24-48 h before and after ESWL therapy using 99Tcm-DTPA renal sc...

journal_title：Nuclear medicine communications

authors： Ilgin N,Iftehar SA,Vural G,Bozkirli I,Gokcora N

更新日期：1998-02-01 00:00:00

abstract：PURPOSE:Yttrium-90 (Y)-resin microspheres are prescribed using activity. We evaluated overall survival (OS) and radiographic tumor response after selective internal radiation therapy (SIRT) with resin microspheres in patients with liver metastases from colorectal cancer. PATIENTS AND METHODS:We retrospectively reviewe...

journal_title：Nuclear medicine communications

authors： Badiyan S,Bhooshan N,Chuong MD,Sharma N,Akhter N,Etezadi V,Hausner P,Kudryasheva S,Kaiser A,Becker S,Guerrero M,Yi BY

更新日期：2018-10-01 00:00:00

abstract：:The effect of the dual window scatter subtraction method was tested for first-pass radiocardiography using 99Tcm. The photopeak window of 126-154 keV (20%) and Compton window of 93-125 keV (30%) were used. The set of scattered images was multiplied by a factor of 0.4 and subtracted from the primary images. The size of...

journal_title：Nuclear medicine communications

authors： Kauppinen T,Koskinen M,Kööbi T

更新日期：1996-11-01 00:00:00

abstract：AIM:The aim of this study was to design a general nuclear medicine method for fast, accurate and direct determination of the clearance of a radioactive indicator provided that all uptake compartments of the radioactive indicator could be included in the field of view of the gamma camera. METHODS:The data material for ...

journal_title：Nuclear medicine communications

authors： Carlsen O

更新日期：2004-10-01 00:00:00

abstract：OBJECTIVE:This radiotherapy planning study evaluated tumour delineation using both optimally respiratory gated and nongated fluorine-18 fluorodeoxyglucose-PET (F-FDG-PET). METHODS:For 22 non-small-cell lung tumours, both scans were used to create the nongated and gated (g) gross tumour volumes (GTVg) together with the...

journal_title：Nuclear medicine communications

authors： Wijsman R,Grootjans W,Troost EG,van der Heijden EH,Visser EP,de Geus-Oei LF,Bussink J

更新日期：2016-01-01 00:00:00

abstract：:Marked changes in cardiac function have been noted in patients with hyperthyroidism or hypothyroidism due both to changes in sympathetic system function and to biochemical modifications of myocardial tissue. Metaiodobenzylguanidine (MIBG), an analogue of norepinephrine, can be used to evaluate myocardial sympathetic t...

journal_title：Nuclear medicine communications

authors： Maini CL,Tofani A,Sciuto R,Ferraironi A,Festa A,Rea S

更新日期：1999-08-01 00:00:00

abstract：:The aims of this study were (1) to compare N-isopropyl-p-[I-123]-iodoamphetamine (123I-IMP) SPET with computed tomography (CT) in chronic-stage head trauma patients with neurological abnormalities and (2) to quantify regional cerebral blood flow (rCBF) in patients with chronic-stage head trauma. 123I-IMP SPET and CT w...

journal_title：Nuclear medicine communications

authors： Nagamachi S,Nishikawa T,Ono S,Kawasaki K,Eguchi G,Hoshi H,Jinnouchi S,Ohnishi T,Futami S,Watanabe K

更新日期：1995-01-01 00:00:00

abstract：OBJECTIVE:The objective of this study was to analyze the uptake of rubidium in malignant tumors. PARTICIPANTS AND METHODS:Sixteen malignant lesions were included. Two radiologists compared each lesion to four references (subcutaneous fat, lung, mediastinal blood pool, and liver) at rest and stress and scored as 1-4. M...

journal_title：Nuclear medicine communications

authors： Khandani AH,Commander CW,Desai H,Oldan JD,Wong TZ,Benefield T,Ivanovic M

更新日期：2019-05-01 00:00:00

abstract：:The purpose of this study was to compare six methods of measuring the left ventricular (LV) transient ischaemic dilation (TID) ratio during stress-rest myocardial perfusion single-photon emission tomography (SPET). The TID ratio was defined as the mean LV short-axis area at stress divided by the mean LV area of simila...

journal_title：Nuclear medicine communications

authors： Peace RA,McKiddie FI,Staff RT,Gemmell HG

更新日期：2000-10-01 00:00:00

abstract：OBJECTIVE:The aim of this study was to evaluate the prognostic significance of qualitative and quantitative F-fluorodeoxyglucose (F-FDG) PET-computed tomography (PET-CT) parameters in patients with recurrent cervical carcinoma. METHODS:Twenty-six patients (age: 44 ± 10.1 years) with histologically proven recurrent car...

journal_title：Nuclear medicine communications

authors： Maharjan S,Sharma P,Patel CD,Sharma DN,Dhull VS,Jain SK,Thulkar S,Malhotra A,Kumar R

更新日期：2013-08-01 00:00:00

abstract：OBJECTIVE:To prepare the rhenium-188 (188Re)-arginine-glycine-aspartic acid (RGD) peptide in a convenient manner and to evaluate its potential as an agent for alphavbeta3 integrin receptor-positive tumors. METHODS:Radiolabeled RGD was obtained by conjugating the His group at the end of peptide with fac-[188Re(H2O)3(CO...

journal_title：Nuclear medicine communications

authors： Ma Y,Yu J,Han Y,Shen H,Li Z,Zhou W,Yin D

更新日期：2010-02-01 00:00:00

abstract：:Fractionation of 99Tcm-exametazime enables several patients doses to be prepared from one vial. To overcome the disadvantages of storage at -70 degrees C, storage at higher temperatures was investigated with replacement of stannous ions before use. Kits were fractionated using a nitrogen-purged 0.9% w/v sodium chlorid...

journal_title：Nuclear medicine communications

authors： Baker RJ

更新日期：1999-03-01 00:00:00

abstract：BACKGROUND:To compare the accuracy of various equations for estimating glomerular filtration rate. METHODS:Chronic kidney disease was classified by Tc-DTPA scintigraphy (reference glomerular filtration rate), estimating glomerular filtration rate was estimated using various formulas. The similarity to reference glomer...

journal_title：Nuclear medicine communications

authors： Yang SK,Zeng LF,Zhao QY,Zen ZP,Li AM,Zhang LW,Li L,Song N,Liu Y,Zhang H

更新日期：2020-03-01 00:00:00

abstract：:Equilibrium radionuclide angiography (ERNA) is the 'gold standard' for assessing left ventricular ejection fraction (LVEF). The aim of the study was to determine whether the left ventricular cavity-to-myocardium count ratio (LVCMR) from 201Tl myocardial single photon emission computed tomography (SPECT) correlated wit...

journal_title：Nuclear medicine communications

authors： Maunoury C,Antonietti T,Sebahoun S,Barritault L

更新日期：2001-03-01 00:00:00

abstract：:To evaluate right ventricular overload in paediatric patients with congenital cardiac disease (n = 25), the uptakes of 201Tl and 99Tcm-sestamibi (99Tcm-MIBI) were compared. 99Tcm-MIBI showed a clearer myocardial border and better contrast between the myocardium and ventricular cavity. Although hepatic activity may inf...

journal_title：Nuclear medicine communications

authors： Nakajima K,Taki J,Taniguchi M,Tonami N,Hisida K

更新日期：1995-11-01 00:00:00

abstract：:Findings of hepatobiliary scintigraphy with intravenous cholecystokinin octapeptide (sincalide) were examined in 26 asymptomatic patients with various malignancies but no known pre-existing gallbladder disease, and normal hepatobiliary and gallbladder morphology on sonography. The maximum gallbladder ejection fraction...

journal_title：Nuclear medicine communications

authors： Jacobson AF,Teefey SA

更新日期：1996-06-01 00:00:00

abstract：OBJECTIVE:The aim of this study was to assess the relationship between fluorine-18 fluorodeoxyglucose (F-FDG) uptake and molecular biological markers in esophageal squamous cell carcinoma (ESCC) patients. METHODS:Our patient population included 51 patients who underwent F-FDG PET/computed tomography before surgery. Ex...

journal_title：Nuclear medicine communications

authors： Hirose Y,Kaida H,Kawahara A,Matono S,Tanaka T,Kurata S,Kage M,Ishibashi M,Abe T

更新日期：2016-10-01 00:00:00

abstract：:Single photon emission computed tomography (SPECT) using N-isopropyl-p-(123I)iodoamphetamine (123I-IMP) and 99Tcm-hexamethylpropyleneamine oxime (99Tcm-HMPAO) was performed in 25 patients with different clinical stages of AIDS encephalopathy. The average interval between the two examinations was 7 days. In 15 of the 2...

journal_title：Nuclear medicine communications

authors： Pohl P,Riccabona G,Hilty E,Deisenhammer F,Rösslér H,Zangerle R,Gerstenbrand F

更新日期：1992-08-01 00:00:00

abstract：OBJECTIVE:To compare 18-fluorine-labeled 2-deoxy-2-fluoro-D-glucose PET/computed tomography ((18)F-FDG-PET/CT) with contrast enhancement computed tomography (CECT) in the early follow-up of patients who had undergone treatment for primitive retroperitoneal sarcomas (RS). METHODS:This is a retrospective study on 24 pat...

journal_title：Nuclear medicine communications

authors： Niccoli-Asabella A,Altini C,Notaristefano A,Merenda N,Altieri ML,Stabile-Ianora AA,Fanelli M,Rubini G

更新日期：2013-01-01 00:00:00

abstract：:In order to perform automatically the thresholding of the amplitude image obtained by phase analysis, a filter based on the probability density of the amplitude is proposed. It generates the image of the significant amplitude by setting to zero the amplitude if its square is lower than 4a0 log(1/alpha)/N where a0 is t...

journal_title：Nuclear medicine communications

authors： Liehn JC,Valeyre J

更新日期：1987-10-01 00:00:00