abstract：:A method has been described to optimize the cutoff frequency of the Butterworth filter for brain SPECT imaging. Since a computer simulation study has demonstrated that separation between an object signal and the random noise in projection images in a spatial-frequency domain is influenced by the total number of counts...

journal_title：Annals of nuclear medicine

authors： Minoshima S,Maruno H,Yui N,Togawa T,Kinoshita F,Kubota M,Berger KL,Uchida Y,Uno K,Arimizu N

更新日期：1993-05-01 00:00:00

abstract：:A case of calcifying soft tissue malignant fibrous histiocytoma (MFH) which showed a concentration of Tc-99m MDP and Ga-67 citrate, is presented. Tc-99m MDP and Ga-67 citrate scintigraphies of the thigh mass were correlated with conventional radiography, computed tomography (CT) and angiography. ...

journal_title：Annals of nuclear medicine

authors： Kida T,Hoshi K,Hoshino R,Fujita Y,Munakata S,Yanagisawa M

更新日期：1993-02-01 00:00:00

abstract：:Portal-systemic shunting was studied in 54 portal hypertensive rats both in vivo and in vitro using radioactive microspheres. The animals underwent partial portal vein ligation around needles of varying diameter to produce a wide range of shunting. Two to four weeks later, quantitative lung-liver scintigraphic and who...

journal_title：Annals of nuclear medicine

authors： Stauber RE,Mochizuki T,Van Thiel DH,Tauxe WN

更新日期：1992-11-01 00:00:00

abstract：:We are proposing a new method for correcting of scattered photons in technetium-99m (99mTc) imaging by means of photopeak dual-energy window acquisition. This method consists of the simultaneous acquisition of two images and estimation of a scatter image included in the symmetric energy window (SW) image by the differ...

journal_title：Annals of nuclear medicine

authors： Kojima A,Tsuji A,Takaki Y,Tomiguchi S,Hara M,Matsumoto M,Takahashi M

更新日期：1992-08-01 00:00:00

abstract：:We report a case of primary amyloidosis with calcification of systemic lymphnodes which were demonstrated as positives by bone scintigraphy. Positive sites delineated by bone scintigraphy would seem likely to reflect avid calcification of amyloid deposits. The discovery of positive systemic lymphnodes by bone scintigr...

journal_title：Annals of nuclear medicine

authors： Itoh K,Baba Y,Taneichi K

更新日期：1992-05-01 00:00:00

abstract：:The biodistribution and imaging characteristics of the 111In-labeled anti CEA monoclonal antibody ZCE-025 were studied in five patients with suspicion of colorectal carcinoma. Evaluation included antibody pharmacokinetics and assessment of antibody distribution in surgical specimen, making a comparison with whole-body...

journal_title：Annals of nuclear medicine

authors： Kubo A,Nakamura K,Katayama M,Hashimoto S,Teramoto T,Kodaira S

更新日期：1992-02-01 00:00:00

abstract：:Reinjection images were obtained in 23 patients with myocardial infarction by the additional injection of 37 MBq of thallium-201 after obtaining 4 hour delayed images on exercise thallium-201 SPECT (TSPECT). A redistribution index (RI) was derived of the changes in perfusion defects between immediate and 4 hour delaye...

journal_title：Annals of nuclear medicine

authors： Tomiguchi S,Takahashi M,Shimomura O,Kojima A,Hara M,Koga Y,Minoda K,Yasue H,Hayasaki K

更新日期：1991-11-01 00:00:00

abstract：:We quantitated the protective effect of verapamil on reperfusion injury in canine myocardial infarct using 111In-anticardiac myosin antibody and correlated to the electronmicroscopic findings. Experimental myocardial infarction was performed by one hour occlusion of the anterior descending coronary artery and followed...

journal_title：Annals of nuclear medicine

authors： Chung JK,Lim SM,Lee MC,Koh CS,Lee M,Seo JW

更新日期：1991-09-01 00:00:00

abstract：:Positron emission tomography (PET) with C-11 palmitate has been used in estimating the myocardial utilization of free fatty acid. To assess the metabolic reserve in normal subjects, a PET study was performed at control and during dobutamine infusion at 2 hour intervals in 5 normal subjects. Following monoexponential c...

journal_title：Annals of nuclear medicine

authors： Tamaki N,Kawamoto M,Takahashi N,Yonekura Y,Magata Y,Nohara R,Kambara H,Kawai C,Konishi J

更新日期：1991-07-01 00:00:00

abstract：:By means of Tc-99m dimercaptosuccinic acid (DMSA) scintigraphy, an established method for assessing renal cortical damage, we evaluated the pick-up rate for renal defects (scars) by single photon computed tomography (SPECT) and planar images of 10 normal volunteers, and 58 patients (70 scintigrams) with upper urinary ...

journal_title：Annals of nuclear medicine

authors： Itoh K,Asano Y,Tsukamoto E,Kato C,Nakada K,Nagao K,Furudate M,Gotoh T,Nonomura K,Koyanagi T

更新日期：1991-03-01 00:00:00

abstract：:We have assembled data from patients with fever of unknown origin who underwent gallium scintigraphy during the past 5 years in order to obtain a more current sampling of patients, and evaluated the role of gallium scintigraphy retrospectively. Of the 36 patients studied, gallium scintigraphy was positive and contribu...

journal_title：Annals of nuclear medicine

authors： Suga K,Nakagi K,Kuramitsu T,Itou K,Tanaka N,Uchisato H,Nakanishi T,Utsumi H,Yamada N

更新日期：1991-03-01 00:00:00

abstract：:In order to investigate whether or not transferrin is involved in the uptake of 67Ga by inflamed liver (acute inflammatory tissues) the uptake of 67Ga by the liver of mice treated with carbon tetrachloride (CCl4) was studied. The serum GPT value reached its maximum on the 1st day after the CCl4 treatment. The uptake o...

journal_title：Annals of nuclear medicine

authors： Ohkubo Y,Sasayama A,Takegahara I,Katoh S,Abe K,Kohno H,Kubodera A

更新日期：1990-11-01 00:00:00

abstract：:Evaluation of viral myocarditis is essential for the clinician to assess the prognosis. In this study, Tl-201 myocardial scintigraphy and Tc-99m gated cardiac blood pool scan were performed in 16 patients with myocarditis diagnosed by clinical symptoms and laboratory findings and these nuclear medicine techniques were...

journal_title：Annals of nuclear medicine

authors： Kawamura Y,Morishita T,Yamazaki J,Okuzumi I,Wakakura M,Muto T,Saji T,Matsuura H,Matsuo N,Yabe Y

更新日期：1990-07-01 00:00:00

abstract：:In a 43-year-old woman with fibrous dysplasia of the ribs and facial bone and in a 40-year-old man with fibrous dysplasia of the facial bone, there were considerable increases in the uptake of Tc-99m methylenediphosphonate (Tc-99m MDP) and Gallium-67 citrate. Fibrous dysplasia should be added to differential diagnosis...

journal_title：Annals of nuclear medicine

authors： Hoshi H,Futami S,Ohnishi T,Nagamachi S,Jinnouchi S,Murai N,Watanabe K

更新日期：1990-03-01 00:00:00

abstract：:Fine 2-deoxy-2-[18F]fluoro-D-glucose (18FDG) powder was obtained by adding diethyl ether into a methyl alcohol solution of 18FDG and other sugar as seed. When micronized particles of sodium N-acetyl-neuraminate (Neu5Ac-Na) were used as seed crystals, particles containing 18FDG were obtained and 80% of them were smalle...

journal_title：Annals of nuclear medicine

authors： Ojima F,Ido T,Takahashi T,Hatazawa J,Ito M,Sasaki H,Yanai M,Aikawa T,Takishima T,Abiko K

更新日期：1989-11-01 00:00:00

abstract：:Positron emission tomography (PET) using pyruvate-1-11C was carried out to investigate the in vivo metabolism of pyruvate in the brains of patients with mitochondrial encephalomyopathy and Leigh's disease. Two epileptic patients were studied as control subjects. Radioactivity was eliminated from the brain tissue of th...

journal_title：Annals of nuclear medicine

authors： Toyoda M,Sakuragawa N,Arai Y,Yoshikawa H,Sugai K,Arima M,Hara T,Iio M,Satoyoshi E

更新日期：1989-07-01 00:00:00

abstract：:Bone imaging is commonly used as a sensitive indicator of metastatic bone diseases or other bone pathology. Furthermore, it is now generally known that technetium-99m (99mTc) phosphonates tend to concentrate in various tissues other than bones. Ultrasonography is also widely used for the evaluation of pelvic masses. U...

journal_title：Annals of nuclear medicine

authors： Inoue H,Aizawa N,Mizuno T,Akashi T,Shimizu T,Fukushima Y,Suzuki Y

更新日期：1989-03-01 00:00:00

abstract：:Using the fuzzy set theory, a method was developed for analyzing the extent and severity of ischemia by comparing the exercise and delayed SPECT images with Thallium-201. For each short axial image (slice) for exercise and delayed study, a defect probability matrix (DPM) is created so that it shows the severity of isc...

journal_title：Annals of nuclear medicine

authors： Jamzad M,Uchiyama A,Toyama H,Murata H

更新日期：1988-11-01 00:00:00

abstract：:To design a mathematical model for quantifying cerebral blood flow using 99mTc-hexamethyl-propyleneamine oxime (HM-PAO), basic studies were performed in animals and human volunteers. Microautoradiography revealed that HM-PAO crossed the blood-brain barrier. Thin layer chromatographic studies demonstrated the rapid dis...

journal_title：Annals of nuclear medicine

authors： Matsuda H,Oba H,Terada H,Tsuji S,Sumiya H,Shiba K,Seki H,Imai K,Mori H,Hisada K

更新日期：1988-05-01 00:00:00