Dual isotope brain SPECT imaging for monitoring cognitive activation: physical considerations.

abstract：:Thirty patients with aortic valve incompetence and 21 control subjects were examined by M-mode echocardiography at rest and radionuclide ventriculography during submaximal handgrip exercise. The patients had greater left ventricular dimensions and end-systolic wall stress values but peak systolic wall stress values di...

journal_title：Nuclear medicine communications

authors： Groundstroem K,Huikuri H,Korhonen U,Ikäheimo M,Heikkilä J,Torniainen P,Linnaluoto M,Takkunen J

更新日期：1990-04-01 00:00:00

abstract：:There is a lack of systematic nephrographic studies on epidemic nephritis (EN). We studied 10 patients with EN using [99Tcm]MAG3 gamma camera nephrography and followed up 9 of them 22-68 days later when they had clinically recovered. Variables for renal clearance of [99Tcm]MAG3 and the retention of radioactivity in th...

journal_title：Nuclear medicine communications

authors： Paul R,Kiiliäinen H,Tarssanen L,Vorne M

更新日期：1991-01-01 00:00:00

abstract：:In normal adults, the maintenance of phosphate balance involves the reabsorption of 85-90% of filtered phosphate by the proximal tubule. At a glomerular filtration rate (GFR) of 125 ml min-1 and a plasma phosphate concentration of 1.3 mmol l-1, the filtered phosphate is approximately 235 mmol day-1. Following intraven...

journal_title：Nuclear medicine communications

authors： Nair N,Mahadeo DS,Patel R

更新日期：1998-07-01 00:00:00

abstract：OBJECTIVES:The aim of the study was to investigate the combined effects of serum lipids, BMI, and fatty liver on the liver uptake of fluorine-18 fluorodeoxyglucose ((18)F-FDG). METHODS:A total of 676 individuals were retrospectively studied. The mean standardized uptake value (SUV) was used to quantify liver (18)F-FDG...

journal_title：Nuclear medicine communications

authors： Liu G,Li Y,Hu P,Cheng D,Shi H

更新日期：2015-07-01 00:00:00

abstract：PURPOSE:Lymphoid hyperplasia is not uncommon in the midline roof of the nasopharynx. Most nasopharyngeal carcinoma patients present with primary tumors in the midline of the nasopharynx. The aim of this study was to evaluate the efficacy of 2-[fluorine-18] fluoro-2-deoxy-D-glucose ((18)F-FDG) PET/computed tomography (C...

journal_title：Nuclear medicine communications

authors： Chen YK,Wang SC,Cheng RH,Yeh CL,Tsui CC,Chia-Hung K

更新日期：2014-09-01 00:00:00

abstract：BACKGROUND:99mTc-depreotide (NeoTect) is a synthetic somatostatin analogue, which binds to somatostatin receptor (SSTR) subtypes 2, 3 and 5. Imaging patients with non-Hodgkin's lymphoma (NHL) using the somatostatin analogue In-pentetreotide (Octreoscan) has demonstrated the feasibility of identifying lymphoma sites wit...

journal_title：Nuclear medicine communications

authors： Bushnell DL,Menda Y,Madsen MT,Link BK,Kahn D,Truhlar SM,Juweid M,Shannon M,Murguia JS

更新日期：2004-08-01 00:00:00

abstract：:Three ligand assays for TSH using monoclonal antibodies, an IRMA, an ELISA and a DELFIA were compared with a standard DAB RIA technique. The IRMA proved to be superior in respect to sensitivity, precision, reproducibility and practicality. The highest sensitivity yet, was achieved by DELFIA. IRMA, ELISA and DELFIA are...

journal_title：Nuclear medicine communications

authors： Böttger I,Pabst HW,Senekowitsch R,Kriegel H

更新日期：1985-04-01 00:00:00

abstract：:Scintigraphically, Warthin's tumour usually demonstrates increased tracer uptake compared to normal adjacent salivary tissue. A case is presented in which tumour uptake is no greater than the normal adjacent gland. Gustatory stimulation results in failure of tumour tracer washout, and this finding rather than 'hot' sa...

journal_title：Nuclear medicine communications

authors： Blue PW

更新日期：1988-06-01 00:00:00

abstract：:Dynamic penile scintigraphy was performed using 99Tcm-labelled autologous erythrocytes in five normally potent volunteers and 22 patients with erectile dysfunction including 11 patients with psychogenic and 11 patients with vasculogenic impotence (four arteriogenic, three venogenic, three arteriogenic and venogenic, o...

journal_title：Nuclear medicine communications

authors： Siraj QH,Hilson AJ,Bomanji J,Ahmed M

更新日期：1993-11-01 00:00:00

abstract：PURPOSE:The standard imaging used for delineation of dominant intraprostatic lesion (DIL) is multiparametric MRI (mpMRI). The use of biologic imaging such as Ga-68 prostate-specific membrane antigen (PSMA) PET-computed tomography (PET-CT) for this purpose is being explored in view of increased sensitivity of this modal...

journal_title：Nuclear medicine communications

authors： Sasidharan A,Murthy V,Natarajan A,Agarwal A,Ranagrajan V,Gudi S,Singh S,Popat P

更新日期：2020-12-01 00:00:00

abstract：:Left ventricular ejection fractions (EF) were measured with a nuclear stethoscope (NSt, beat-to-beat and ECG gated summation method) and contrast ventriculography (VG) immediately following one another (IFOA) (r X 0.96 and 0.95, respectively, n = 13). NSt and ECG gated gamma camera (MUGA) recordings IFOA were compared...

journal_title：Nuclear medicine communications

authors： Lund O,Rasmussen K,Jensen FT,Hansen HH

更新日期：1986-05-01 00:00:00

abstract：:INTRODUTION:: [Ga]Ga-prostate specific membrane antigen (PSMA)-11 showed a clear gain in sensitivity for lesion detection in the biological recurrence of prostate cancer as compared to the standard [F]fluorocholine radiopharmaceutical. To meet the strong demand for [Ga]Ga-PSMA-11, we aimed to optimize an automated rad...

journal_title：Nuclear medicine communications

authors： Reverchon J,Khayi F,Roger M,Moreau A,Kryza D

更新日期：2020-06-18 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：OBJECTIVE:The current study was performed to evaluate the impact of Tc-EDDA-tricine-HYNIC-Tyr-octreotate in the differentiation of active from inactive pulmonary tuberculosis lesions. PATIENTS AND METHODS:Ten consecutive patients (six male and four female, age range 24-83 years) with proven pulmonary tuberculosis (wit...

journal_title：Nuclear medicine communications

authors： Ahmadihosseini H,Abedi J,Ghodsi Rad MA,Zakavi SR,Knoll P,Mirzaei S,Sadeghi R

更新日期：2014-12-01 00:00:00

abstract：INTRODUCTION:In pediatric patients with abdominal Burkitt's lymphoma, the involvement of the gastrointestinal tract and abdominal lymph nodes are the main presenting feature of the disease. Chemotherapy is the main treatment modality and could be preceded by surgical excision of the abdominal masses. To achieve cure or...

journal_title：Nuclear medicine communications

authors： Riad R,Omar W,Sidhom I,Zamzam M,Zaky I,Hafez M,Abdel-Dayem HM

更新日期：2010-03-01 00:00:00

abstract：AIMS:Peptide receptor radionuclide therapy (PRRT) has been shown to be useful in inoperable/metastatic medullary thyroid carcinoma (MTC). However, the role of concomitant PRRT and low-dose capecitabine therapy has not yet been studied in these patients. This study was conducted to evaluate the efficacy and safety of th...

journal_title：Nuclear medicine communications

authors： Satapathy S,Mittal BR,Sood A,Verma R,Panda N

更新日期：2020-07-01 00:00:00

abstract：PURPOSE:Renal ischemia-reperfusion injury (RIRI) may occur secondary to several reasons leading to renal failure. Coenzyme-Q10 (CoQ10) is a well-known antioxidant. However, the effects CoQ10 against RIRI have not been evaluated. Our aim was to evaluate protective effects of CoQ10 to renal ischemia-reperfusion by bioche...

journal_title：Nuclear medicine communications

authors： Akbulut A,Keseroglu BB,Koca G,Yuceturk CN,Ozgur BC,Surer H,Ogus E,Yumuşak N,Karakaya J,Korkmaz M

更新日期：2019-10-01 00:00:00

abstract：PURPOSE:Thermogenesis of brown adipose tissue (BAT) is controlled by central modulating mechanisms, although changes in brain metabolism of BAT-positive subjects with different genders are still unclear. We hypothesized that changes in regional cerebral glucose metabolic activity were associated with BAT activities, an...

journal_title：Nuclear medicine communications

authors： Shao X,Chen Y,Shao X,Wang S,Wang S,Wang Y

更新日期：2020-06-01 00:00:00

abstract：:Neuroendocrine tumors (NETs) are rare in childhood. Neuroblastoma is the most common pediatric extracranial solid tumor, occurring >90% in children younger than 5 years of age. Pheochromocytoma and paraganglioma are rare NETs, causing hypertension in 0.5-2% of hypertensive children. Gastroenteropancreatic NETs can occ...

journal_title：Nuclear medicine communications

authors： Haddad T,Fard-Esfahani A,Vali R

更新日期：2021-01-01 00:00:00

abstract：:One hundred and twenty-eight patients had a stress test with sestamibi injection and a coronarography within 2 months of the sestamibi study. Sestamibi studies were reconstructed using Hanning 0.65 and Wiener 1.0 filters; the latter improved the results significantly (P < 0.05). Significant correlations were found bet...

journal_title：Nuclear medicine communications

authors： Solot G,Hermans J,Merlo P,Chaudron JM,Luwaert R,Cheron P,Bodart F,Beauduin M

更新日期：1993-01-01 00:00:00

abstract：:Foot problems are common causes of disability in diabetic patients with as many as 25% expected to develop severe foot or leg problems during their lifetimes. Although skin ulceration is the most frequent problem, bones may also be involved in two different clinical conditions: osteomyelitis and Charcot osteoarthropat...

journal_title：Nuclear medicine communications

authors： Giurato L,Uccioli L

更新日期：2006-09-01 00:00:00

abstract：:Quantification of the number of receptors per cell (NRPC) is important when assessing whether a tumor surface biomarker is suitable for medical imaging. One common method for NPRC quantification is to use a binding saturation assay, which is time consuming and requires large amounts of reagents. The aim of this study ...

journal_title：Nuclear medicine communications

authors： Barta P,Björkelund H,Andersson K

更新日期：2011-09-01 00:00:00

abstract：:The results of scintigraphy in 29 patients with Cushing's syndrome were evaluated. It was possible to separate bilateral hyperplasia from unilateral abnormality. In cases of unilateral abnormality correct localization of the tumour was accomplished and it was possible to visualize adrenocortical carcinoma. The many ad...

journal_title：Nuclear medicine communications

authors： Lindberg S,Ernest I,Fjälling M,Holmdahl C

更新日期：1985-01-01 00:00:00

abstract：OBJECTIVE:The aim of this study was to validate the efficacy of computed tomography (CT) iterative reconstruction (CT-IR) for low-dose CT attenuation correction in terms of the estimation of attenuation coefficient and quality of PET images. MATERIALS AND METHODS:We used normal and obesity-simulating body phantoms. PE...

journal_title：Nuclear medicine communications

authors： Matsutomo N,Nagaki A,Sasaki M

更新日期：2015-08-01 00:00:00

abstract：:A new radiopharmaceutical, 99Tcm-hexamethylpropyleneamine oxime (99Tcm-HM-PAO) is described. This agent displays considerable promise for imaging cerebral blood flow. In studies in rats and one human volunteer, 99Tcm-HM-PAO demonstrates good brain uptake, prolonged retention of activity in the brain, and slow regional...

journal_title：Nuclear medicine communications

authors： Holmes RA,Chaplin SB,Royston KG,Hoffman TJ,Volkert WA,Nowotnik DP,Canning LR,Cumming SA,Harrison RC,Higley B

更新日期：1985-08-01 00:00:00

abstract：OBJECTIVE:The aim of the study was to investigate the diagnostic value of fluorodeoxyglucose-18 (FDG)-PET/computed tomography (CT) and MRI parameters in determining the molecular subtypes of invasive breast cancer. METHODS:Data from 55 primary invasive breast cancer masses in 51 female patients who underwent pre-treat...

journal_title：Nuclear medicine communications

authors： Akin M,Orguc S,Aras F,Kandiloglu AR

更新日期：2020-08-01 00:00:00

abstract：:The purpose of this study was to evaluate whether an extension of the imaging time to 24 h post-injection improves the diagnostic accuracy of technetium-99m-hexamethylpropyleneamine oxime (99mTc-HMPAO) leucocyte imaging in detecting knee replacement infections. Thirty patients were studied, with infection confirmed in...

journal_title：Nuclear medicine communications

authors： Larikka MJ,Ahonen AK,Junila JA,Niemelä O,Hämäläinen MM,Syrjälä HP

更新日期：2001-10-01 00:00:00

abstract：:First pass radionuclide angiocardiography (FPRNA) has gained increasing interest because of the development of new 99Tcm-labelled perfusion agents and of new 191Os/191Irm generator systems. The aim of the study was to evaluate the performance capacities of a small field of view single crystal digital gamma camera for ...

journal_title：Nuclear medicine communications

authors： Dobbeleir A,Franken PR,Ham HR,Brihaye C,Guillaume M,Knapp FF,Vandevivere J

更新日期：1991-01-01 00:00:00

abstract：OBJECTIVE:Many studies have attempted to assess the significance of the use of the β(-)particle emitter praseodymium-142 ((142)Pr) in cancer treatment. As praseodymium oxide (Pr(2)O(3)) powder is not water soluble, it was dissolved in HCl solution and the resultant solution had to be pH adjusted to be in an injectable ...

journal_title：Nuclear medicine communications

authors： Bakht MK,Sadeghi M,Ahmadi SJ,Sadjadi SS,Tenreiro C

更新日期：2013-01-01 00:00:00

abstract：OBJECTIVES:The purpose of this study was to compare quantitative ECG-gated single-photon emission computed tomography (SPECT) (QGS) and model-based ECG-gated single-photon emission computed tomography (MBGS) for determination of end-diastolic cardiac volume (EDV), end-systolic cardiac volume (ESV), and left ventricular...

journal_title：Nuclear medicine communications

authors： Khorsand A,Gyöngyösi M,Graf S,Zamini S,Schuster E,Sochor H,Porenta G

更新日期：2009-04-01 00:00:00