Uptake of 99mTc-tetrofosmin, 99mTc-MIBI and 201Tl in malignant thymoma.

abstract：BACKGROUND:The aim of the study was to compare widely used ordered subset expectation maximisation (OSEM) algorithm with a new Bayesian penalised likelihood (BPL) Q.Clear algorithm in 18F-PSMA-1007 PET/CT. METHODS:We retrospectively assessed 25 18F-PSMA-1007 PET/CT scans with both OSEM and Q.Clear reconstructions avai...

journal_title：Annals of nuclear medicine

authors： Witkowska-Patena E,Budzyńska A,Giżewska A,Dziuk M,Walęcka-Mazur A

更新日期：2020-03-01 00:00:00

abstract：OBJECTIVE:To investigate the utility of 13N-ammonia PET/CT imaging in the differential diagnosis of gliomas and brain inflammations. METHODS:13N-ammonia PET/CT imaging data of 77 patients with gliomas and 34 patients with brain inflammations were retrospectively analyzed. No patients received any treatment before 13N-...

journal_title：Annals of nuclear medicine

authors： Yi C,Shi X,Zhang X,Luo G,Zhang B,Zhang X

更新日期：2019-01-01 00:00:00

abstract：BACKGROUND:Despite recent technological advances allowing for quantitative single-photon emission computed tomography (SPECT), quantitative SPECT has not been widely used in the clinical practice of osteoporosis. The aim of this study is to evaluate the feasibility of quantitative bone SPECT/CT for measuring lumbar sta...

journal_title：Annals of nuclear medicine

authors： Huang K,Feng Y,Liu D,Liang W,Li L

更新日期：2020-02-01 00:00:00

abstract：OBJECTIVE:123I-metaiodobenzylguanidine (MIBG) myocardial scintigraphy is currently used to evaluate cardiac sympathetic nerve function, but MIBG also has the capacity to evaluate dilated cardiomyopathy (DCM) severity and therapeutic effectiveness. In this study, we administered beta-blockers to a DCM hamster model and ...

journal_title：Annals of nuclear medicine

authors： Inoue A,Yamashina S,Yamazaki J

更新日期：2003-12-01 00:00:00

abstract：:We present a case of inferior vena cava (IVC) tumor thrombus detected by fluorine- 18 fluorodeoxyglucose positron emission tomography (18F-FDG-PET). A man underwent operations for the treatment of sigmoid colon cancer at the age of 63. Because tumor markers [carcinoembryonic antigen (CEA) and CA19-9] were increased at...

journal_title：Annals of nuclear medicine

authors： Kaida H,Ishibashi M,Kurata S,Uchida M,Hayabuchi N

更新日期：2007-06-01 00:00:00

abstract：OBJECTIVE:To demonstrate the effect of clinicopathological factors on 68Ga-PSMA-11 PET/CT positivity at the time of biochemical recurrence (BCR) of localized prostate cancer (PCa) following definitive therapy. METHODS:We retrospectively reviewed our institutional database for PCa patients who had BCR and subsequently ...

journal_title：Annals of nuclear medicine

authors： Aydin AM,Haberal B,Artykov M,Bilen CY,Yazici S

更新日期：2019-05-01 00:00:00

abstract：:Whole-body positron emission tomography/computed tomography (PET/CT) with [(11)C]- and [(18)F]-labeled choline derivates has emerged as a promising molecular imaging modality for the evaluation of prostate cancer. (11)C- and (18)F-choline PET/CT are used successfully for restaging prostate cancer in patients with bioc...

journal_title：Annals of nuclear medicine

authors： Kitajima K,Murphy RC,Nathan MA

更新日期：2013-08-01 00:00:00

abstract：PURPOSE:The quality of images reconstructed by means of the maximum likelihood-expectation maximization (ML-EM) and ordered subset (OS)-EM algorithms, was examined with parameters such as the number of iterations and subsets, then compared with the quality of images reconstructed by the filtered back projection method....

journal_title：Annals of nuclear medicine

authors： Takahashi Y,Murase K,Higashino H,Sogabe I,Sakamoto K

更新日期：2001-12-01 00:00:00

abstract：:To evaluate two methods for decreasing and/or diluting the FDG activity in the urinary system, five rats were intraperitoneally given 1,000 micrograms/g of L-lysine 4 times, starting from 60 minutes before iv injection of FDG, and then at 30-minute intervals for 90 minutes. Five rats were used as controls. In a furose...

journal_title：Annals of nuclear medicine

authors： Kosuda S,Fisher S,Wahl RL

更新日期：1997-08-01 00:00:00

abstract：:Filtered back projection (FBP) method, maximum likelihood-expectation maximization(ML-EM) method, and ordered subsets-expectation maximization (OS-EM) method are currently used for reconstruction of SPECT images in clinical studies. In the ML-EM method, images of good quality can be reconstructed even with a small sam...

journal_title：Annals of nuclear medicine

authors： Takahashi Y,Murase K,Mochizuki T,Higashino H,Sugawara Y,Kinda A

更新日期：2003-10-01 00:00:00

abstract：OBJECTIVE:(11)C-Methionine positron emission tomography (MET-PET) has been used to distinguish brain tumor recurrence from radiation necrosis. Because the spatial resolution of conventional PET scanners is low, partial volume effect (PVE) may decrease the detectability of small tumor recurrence. The aim of this study i...

journal_title：Annals of nuclear medicine

authors： Okamoto S,Shiga T,Hattori N,Kubo N,Takei T,Katoh N,Sawamura Y,Nishijima K,Kuge Y,Tamaki N

更新日期：2011-04-01 00:00:00

abstract：OBJECTIVE:The objective of this study was to evaluate the incidence of incidental parotid masses with conventional whole-body ¹⁸F-deoxyglucose (FDG) PET/CT and assess the ability of PET/CT to characterize these unexpected parotid lesions. METHODS:Fifty eight incidental findings of parotid masses with routine FDG PET/C...

journal_title：Annals of nuclear medicine

authors： Wang HC,Zuo CT,Hua FC,Huang ZM,Tan HB,Zhao J,Guan YH

更新日期：2010-10-01 00:00:00

abstract：:Written by associate editors of the Annals of Nuclear Medicine, this invited review article is intended to offer our readers a condensed global view on the high-quality research work that has been published in Europe last year. We have divided this article into five sections. The first three sections from the oncology...

journal_title：Annals of nuclear medicine

authors： Inubushi M,Tatsumi M,Yamamoto Y,Kato K,Tsujikawa T,Nishii R

更新日期：2018-11-01 00:00:00

abstract：:Tl-201 SPECT and Tc-99m-Human serum albumin (HSA) multigated radionuclide ventriculography were performed on 11 patients with progressive muscular dystrophy (Becker type 2, Fukuyama type 2, Limb-girdle type 7) to evaluate myocardial involvement. Hypoperfusion was detected in 8 patients on Tl-201 SPECT. Decreases in bo...

journal_title：Annals of nuclear medicine

authors： Nagamachi S,Inoue K,Jinnouchi S,Hoshi H,Ono S,Ohnishi T,Futami S,Watanabe K,Hayashi T

更新日期：1994-02-01 00:00:00

abstract：:In order to quantitatively assess the extent and severity of myocardial ischemia by Tc-99m sestamibi exercise myocardial scintigraphy, we developed a new method of change rate (CR) mapping and examined its efficiency. CR was calculated to divide the counts per pixel in the stress polar map by that in the rest polar ma...

journal_title：Annals of nuclear medicine

authors： Nakata S,Higashino H,Kuwahara T,Tanada S,Hamamoto K

更新日期：1997-11-01 00:00:00

abstract：OBJECTIVE:Attenuation correction (AC) on nuclear images of non-uniform domains is generally performed by a change of the computed tomography (CT) values to μ values, which are then inserted as components into the detection probability of iterative reconstruction techniques (OS-EM Iterative AC). We established an AC tec...

journal_title：Annals of nuclear medicine

authors： Nakamura Y,Tomiguchi S

更新日期：2015-06-01 00:00:00

abstract：PURPOSE:The solid-state gamma camera is now commercially available offering the advantages of a compact and portable system, currently used mainly in the cardiac region. We evaluate the ability of the solid-state gamma camera to depict axillary sentinel lymph nodes (SLNs) in breast cancer patients. MATERIALS AND METHO...

journal_title：Annals of nuclear medicine

authors： Goto M,Okuyama C,Kubota T,Ushijima Y,Nishimura T

更新日期：2005-10-01 00:00:00

abstract：OBJECTIVE:We investigated the prevalence and clinical significance of incidental focal 18F-FDG uptake in the frontal process of the maxilla, mimicking malignancy on PET/CT. METHODS:From a total of 32,834 patients who underwent 18F-FDG PET/CT, patients with focal uptake in the frontal process of the maxilla were select...

journal_title：Annals of nuclear medicine

authors： Park SB,Choi JY,Kim HJ,Kim HJ,Lee KH,Kim BT

更新日期：2016-11-01 00:00:00

abstract：:We report a functional neuroimaging study of a 43-year-old woman with Nasu-Hakola disease (NHD). Regional cerebral blood flow (rCBF) images were measured with technetium-99m ethyl cysteinate dimer single photon emission computed tomography (SPECT). rCBF was decreased in the bilateral frontal lobes and thalamus. This f...

journal_title：Annals of nuclear medicine

authors： Takeshita T,Kaminaga T,Tatsumi T,Hatanaka Y,Furui S

更新日期：2005-06-01 00:00:00

abstract：UNLABELLED:In the management of rectal cancer after the combined therapy of the radiation and surgical operation, the evaluation of the prognosis is important. Although fluoro- 18-deoxyglucose positron emission tomography (FDG-PET) is considered as a useful tool for evaluation of therapeutic effect of this cancer as we...

journal_title：Annals of nuclear medicine

authors： Oku S,Nakagawa K,Momose T,Kumakura Y,Abe A,Watanabe T,Ohtomo K

更新日期：2002-09-01 00:00:00

abstract：OBJECTIVE:The physiology of gastrointestinal transfer function after proximal gastrectomy with bypass-tract reconstruction is not well understood. We applied a simultaneous dual-radionuclide method with a hepatobiliary imaging and gastric emptying study to evaluate physiologic alterations occurring after surgery. METH...

journal_title：Annals of nuclear medicine

authors： Nakajima K,Kawano M,Kinami S,Fujimura T,Miwa K,Tonami N

更新日期：2005-05-01 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 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：:Currently, imaging techniques are the leading methods used to diagnose of metastasis to bone. However, these techniques are expensive, expose patients to toxic and radioactive compounds, and monitor response to treatment poorly; these drawbacks have prompted the search for alternative screening methods. Therefore, bon...

journal_title：Annals of nuclear medicine

authors： Koizumi M,Ogata E

更新日期：2002-05-01 00:00:00

abstract：OBJECTIVE:A positron emission tomography (PET) scanner using a silicon photomultiplier (SiPM PET) in place of a photomultiplier tube significantly improves the spatial and time resolution. It may also improve the evaluation of smaller lesions compared to conventional (non-SiPM) PET scanners. We compared the maximum sta...

journal_title：Annals of nuclear medicine

authors： Kojima I,Takanami K,Ogawa T,Sakamoto M,Nagai H,Miyashita H,Iikubo M

更新日期：2020-09-01 00:00:00

abstract：OBJECTIVE:Radium-223 (223Ra) has been approved for treatment in patients with metastatic castration-resistant prostatic cancer (mCRPC) and bone metastasis. This α-emitting radionuclide has a beneficial effect on pain and is also capable to increase overall survival (OS). Several studies evaluated the prognostic value o...

journal_title：Annals of nuclear medicine

authors： Frantellizzi V,Monari F,Mascia M,Costa R,Rubini G,Spanu A,Di Rocco A,Lodi Rizzini E,Cindolo L,Licari M,Lavelli V,Nuvoli S,De Angelis C,Dionisi V,Ferrari C,De Vincentis G

更新日期：2020-10-01 00:00:00

abstract：BACKGROUND:Aortic knob width on chest radiography represents the extent of aortic dialation and tortuosity of the aortic arch. We tested the hypothesis that aortic knob width reflected left ventricular (LV) diastolic function assessed by gated myocardial perfusion single photon emission computed tomography (SPECT) in p...

journal_title：Annals of nuclear medicine

authors： Kurisu S,Higaki T,Sumimoto Y,Ikenaga H,Watanabe N,Ishibashi K,Dohi Y,Fukuda Y,Kihara Y

更新日期：2017-04-01 00:00:00

abstract：OBJECTIVE:Fluorine-18 fluorodeoxyglucose (FDG)-positron emission tomography (PET) and PET/computed tomography (PET/CT) have had a considerable impact on the detection of various malignancies. PET and PET/CT are minimally invasive methods that can provide whole-body imaging at one time. Therefore, an FDG-PET cancer scre...

journal_title：Annals of nuclear medicine

authors： Yamamoto Y,Tasaki Y,Kuwada Y,Ozawa Y,Inoue T

更新日期：2016-02-01 00:00:00

abstract：OBJECTIVE:Anatomic relation between pulmonary perfusion and morphology in pulmonary emphysema was assessed on deep-inspiratory breath-hold (DIBrH) perfusion single-photon emission computed tomography (SPECT)-CT fusion images. METHODS:Subjects were 38 patients with pulmonary emphysema and 11 non-smoker controls, who su...

journal_title：Annals of nuclear medicine

authors： Suga K,Kawakami Y,Iwanaga H,Hayashi N,Seto A,Matsunaga N

更新日期：2008-06-01 00:00:00

abstract：:Reported here is a case of an inferior mesenteric varix demonstrated by 99mTc-red blood cell (RBC) scintigraphy performed for gastrointestinal bleeding in a 47-year-old man. It was shaped like a question mark ranging from the left upper abdomen to the pelvis. This is the first report of scintigraphic recognition of an...

journal_title：Annals of nuclear medicine

authors： Yoshikai T,Yokomizo Y,Iwashita I,Okada Y,Koga H,Kudo S

更新日期：1997-05-01 00:00:00