Duodenal Adenocarcinoma Mimicking Metastasis of Prostate Cancer on 18F-Prostate-Specific Membrane Antigen-1007 PET/CT.

abstract：PURPOSE:To compare the block sequential regularized expectation maximization (BSREM) algorithm with the ordered subsets expectation maximization (OSEM) algorithm and to evaluate how different penalty factors (b values) influence image quality and SUV measurements. METHODS:We analyzed data from 78 prostate cancer patie...

journal_title：Clinical nuclear medicine

authors： Baratto L,Duan H,Ferri V,Khalighi M,Iagaru A

更新日期：2020-07-01 00:00:00

abstract：:Extrapulmonary small cell carcinoma (SCC) is an uncommon malignancy. A 57-year-old man was referred because of a 1-month history of left lumbago. MR images showed an ovoid tumor in the left adrenal gland. FDG PET/CT showed intense FDG uptake of the left adrenal tumor with thrombosis of the left renal vein. The patient...

journal_title：Clinical nuclear medicine

authors： Dong A,Zuo C,Wang Y

更新日期：2013-11-01 00:00:00

abstract：PURPOSE:Freehand single-photon emission computed tomography (SPECT) (fh-SPECT) for optical tracked 3-dimensional radioactivity mapping raises popularity for sentinel node biopsy and other radio-guided procedures. However, the device seems to be complex, requiring both training and a standardized scan protocol. Therefor...

journal_title：Clinical nuclear medicine

authors： Pouw B,de Wit-van der Veen LJ,Stokkel MP,Valdés Olmos RA

更新日期：2015-09-01 00:00:00

abstract：:Bone, brain, and gallium scintigrams are presented of a 48-year-old man with biopsy-proven cerebral amyloidosis. Brain scintigraphy revealed a well-circumscribed accumulation of Tc-99m pertechnetate in the amyloidoma. Bone scintigraphy using Tc-99m methylenediphosphonate likewise exhibited increased activity in the sa...

journal_title：Clinical nuclear medicine

authors： Moreno AJ,Brown JM,Brown TJ,Graham GD,Yedinak MA

更新日期：1983-11-01 00:00:00

abstract：:Measurement of relative renal function in azotemic patients can be misleading due to elevated background activity and delayed renal concentration of radiotracer. When there is delayed excretion of the tracer and obvious splenic or hepatic activity superimposed over one of the kidneys, it often is advantageous to delay...

journal_title：Clinical nuclear medicine

authors： Sennewald K,Taylor A Jr

更新日期：1993-05-01 00:00:00

abstract：:We report two cases of supra-scrotal vasitis incidentally detected in patients who had undergone mesh herniorrhaphy. PET/CT in patients undergoing lymphoma work-up and health check-up revealed hypermetabolic dilatation of vas deferens in the external iliac area. There were no symptoms, and blood test results did not i...

journal_title：Clinical nuclear medicine

authors： Seo M,Ha ND,Jo JC,Park SH

更新日期：2019-02-01 00:00:00

abstract：:A 61-year-old man with Hodgkin lymphoma (mixed type), with lymph node manifestations and extranodal and bone marrow involvement in both supra- and infradiaphragmatic locations (stage 4), had dyspnea and tachycardia on echocardiography. There were pleural and pericardial effusions and thickening of the epicardium and p...

journal_title：Clinical nuclear medicine

authors： Buchmann I,Wandt H,Wahl A,Reske SN

更新日期：2003-09-01 00:00:00

abstract：:A case of non-Hodgkin's lymphoma of the abdomen studied by gallium SPECT imaging is reported. The tomographic slices accurately demonstrated the location of residual disease after chemotherapy in the region of the transverse mesocolon. Previous transmission CT had shown considerable persistent retroperitoneal lymphade...

journal_title：Clinical nuclear medicine

authors： Adcock KA,Friefeld GD,Waldron JA Jr

更新日期：1986-05-01 00:00:00

abstract：OBJECTIVES:Posttherapy changes in treated glioma patients cannot be reliably differentiated from tumor recurrence. We evaluated the role of Tc-methionine SPECT/CT for the detection of recurrent glioma and compared the same with F-FDG PET/CT and contrast-enhanced MRI (CeMRI). METHODS:Forty-four patients with histologic...

journal_title：Clinical nuclear medicine

authors： Arora G,Sharma P,Sharma A,Mishra AK,Hazari PP,Biswas A,Garg A,Aheer D,Kumar R

更新日期：2018-05-01 00:00:00

abstract：:Hepatocellular carcinoma (HCC) is one of the most lethal malignancies. Often, patients present with inoperable and advanced disease. Selective internal radionuclide therapy offers prolonged survival and improved quality of life by delivering high radiation dose to the tumor with minimal complications. We report 2 inop...

journal_title：Clinical nuclear medicine

authors： Shukla J,Kalra N,Kumar R,Bhusari P,Chhabra A,Parmar M,Vatsa R,Singh H,Duseja A,Mittal BR

更新日期：2019-02-01 00:00:00

abstract：PURPOSE:Electrocardiograph-gated myocardial SPECT permits a quantitative assessment of global and regional functions by quantitative gated SPECT software. To validate quantitative indexes of wall motion and wall thickening, the authors compared these indexes with visual scores. MATERIALS AND METHODS:Gated myocardial S...

journal_title：Clinical nuclear medicine

authors： Konno M,Morita K,Adachi I,Ito Y,Kohya T,Kitabatake A,Tsukamoto E,Tamaki N

更新日期：2001-03-01 00:00:00

abstract：:Hepatic epithelioid angiomyolipoma (AML) is rare. Although generally epithelioid AML shows benign biological behavior, it can occasionally have malignant potential. In this study, we report a case of 2 hepatic epithelioid AMLs with different F-FDG uptake; one is intensely FDG avid, and the other is non-FDG avid. ...

journal_title：Clinical nuclear medicine

authors： Zhang Y,Li B,Hou J,Yu H,Shi H

更新日期：2018-06-01 00:00:00

abstract：:Hepatobiliary studies were performed over a three-year period on 139 patients suspected of having cystic duct obstruction. Each patient was infused intravenously with sincalide, a C-terminal octapeptide of CCK, 15 minutes prior to the administration of the hepatobiliary imaging agent Tc-99m paraisopropyl iminodiacetic...

journal_title：Clinical nuclear medicine

authors： Patterson FK,Kam JW

更新日期：1985-05-01 00:00:00

abstract：:In addition to imaging in the conventional positions, TI-201 myocardial imaging was also performed in a 25 degree cephalad projection. This resulted in improved imaging, especially of the inferior wall. Myocardial images are presented in five patients in whom areas of absent activity were most sharply delineated in th...

journal_title：Clinical nuclear medicine

authors： Esquerre JP,Yeboles L,Guiraud R

更新日期：1981-05-01 00:00:00

abstract：INTRODUCTION:Resistance to chemotherapy poses a major problem in cancer patients. Although of multifactorial origin, some of the implicated mechanisms also interfere with (99m)Tc-MIBI uptake and retention in cancer cells. The aim of the current study was to investigate the prognostic value of baseline (99m)Tc-MIBI imag...

journal_title：Clinical nuclear medicine

authors： Spyridonidis TJ,Matsouka P,Symeonidis A,Savvopoulos C,Vassilakos PJ,Apostolopoulos DJ

更新日期：2013-11-01 00:00:00

abstract：:Intraperitoneal scintigraphy with Tc-99m MAA was performed in nine patients with carcinomatous peritonitis secondary to ovarian or tubal carcinoma. Tc-99m MAA (370 MBq) and NaCl was delivered through an implantable injection port. For patients with good diffusion on intraperitoneal scintigraphy, intraperitoneal chemot...

journal_title：Clinical nuclear medicine

authors： Sugimura K,Okizuka H,Kaji Y,Ishida T,Iwanari O,Kitao M

更新日期：1994-07-01 00:00:00

abstract：:Pituitary macroadenoma constitutes a frequently misdiagnosed benign tumor. We report herein a case where such macroadenoma, a prolactinoma, was incidentally discovered in a 63-year-old man who had been referred to F-FDG PET and F-FDOPA PET imaging for a pharmacoresistant epilepsy. An increased uptake was documented fo...

journal_title：Clinical nuclear medicine

authors： Ginet M,Cuny T,Schmitt E,Marie PY,Verger A

更新日期：2017-08-01 00:00:00

abstract：:A 5-year-old patient suffered Horner syndrome, which was caused by a neuroblastoma in the left apex of the lung shown on the initial I-MIBG scan. After the surgical resection and external radiation to the left lung field, a follow-up I-MIBG scan revealed significantly less MIBG activity in the left upper chest compare...

journal_title：Clinical nuclear medicine

authors： Bai X,Yang H,Zhuang H

更新日期：2015-06-01 00:00:00

abstract：:Hypophosphatemic osteomalacia, a familial or rarely acquired disorder, is characterized biochemically by hypophosphatemia, decreased renal tubular reabsorption of phosphate, decreased intestinal absorption of calcium, and normal serum calcium. This report concerns a rare case of hypophosphatemic osteomalacia of unknow...

journal_title：Clinical nuclear medicine

authors： Kim S,Park CH,Chung YS

更新日期：2000-05-01 00:00:00

abstract：OBJECTIVE:The aim of the present study was to evaluate whether computed tomography based-attenuation correction (CT-AC) provides any advantage over non-attenuation-corrected (NAC) images for qualitative and quantitative analysis of single photon emission tomography (SPECT) myocardial perfusion imaging (MPI). METHODS:W...

journal_title：Clinical nuclear medicine

authors： Sharma P,Patel CD,Karunanithi S,Maharjan S,Malhotra A

更新日期：2012-04-01 00:00:00

abstract：:Ga-PSMA PET/CT scan on a 70-year-old man with recently diagnosed prostate cancer revealed a spiculating nodule in the apex of the left lung with intense Ga-PSMA uptake. The nodule had no pathological F-FDG uptake and turned out to be a primary adenocarcinoma of the lung. Cases with complementary pattern of uptake in F...

journal_title：Clinical nuclear medicine

authors： Jochumsen MR,Gormsen LC,Nielsen GL

更新日期：2018-02-01 00:00:00

abstract：:Hippocampal damage has been linked to memory impairment. To clarify the relationship between decreased hippocampal blood flow and memory impairment in patients after cardiovascular surgery, the authors compared Tc-99m HMPAO SPECT findings and Mini Mental State Examination (MMSE) scores. Eight patients who had valve re...

journal_title：Clinical nuclear medicine

authors： Nishimura T,Fukuchi K,Hayashida K,Hirose Y,Iwamoto B

更新日期：1998-06-01 00:00:00

abstract：:The normal appearance of a gastrointestinal bleeding study using labeled red blood cells has been discussed frequently, but the actual appearance is not well known. In this atlas article, the authors report on unusual findings in non-bleeding subjects and have tabulated the visualization of various structures. Vascula...

journal_title：Clinical nuclear medicine

authors： Boyd CM,Williamson MR

更新日期：1989-03-01 00:00:00

abstract：PURPOSE:Single photon emission computed tomography (SPECT) bone scans of the lumbar spine were evaluated in the management of patients with low back pain and suspected spondylolysis. MATERIALS AND METHODS:Thirty-three patients (mean age, 30 years) with high clinical suspicion of pars interarticularis defects were incl...

journal_title：Clinical nuclear medicine

authors： Dutton JA,Hughes SP,Peters AM

更新日期：2000-02-01 00:00:00

abstract：:Tc-99m pertechnetate is known for its uptake and excretion by the mammary gland. Generally, lactating women are not advised to have any radioisotopic studies. If it is necessary to have one, it is recommended that they do not breast-feed their children for at least 24 hours. Congenital absence of the mammary gland is ...

journal_title：Clinical nuclear medicine

authors： Halkar RK,Abdel-Dayem H,Jahan S,Sehweil A,Sayed M

更新日期：1985-11-01 00:00:00

abstract：PURPOSE:To establish camera-based methods for estimating Tc-99m mercaptoacetyltriglycine (MAG3) clearance without blood sampling. MATERIALS AND METHODS:The results of renal scintigraphy with Tc-99m MAG3 obtained from 160 patients were analyzed retrospectively. Eight renogram parameters were calculated for each patient...

journal_title：Clinical nuclear medicine

authors： Inoue Y,Ohtomo K

更新日期：2011-11-01 00:00:00

abstract：:Hepatic pyocyst is a rare but potentially life-threatening complication of autosomal dominant polycystic kidney disease. With extensive hepatic cystic disease, localization of a pyocyst and targeted aspiration or drainage is often a diagnostic challenge. Two patients with autosomal dominant polycystic kidney disease a...

journal_title：Clinical nuclear medicine

authors： Ayesa SL,Gradinscak DJ,Schembri GP

更新日期：2014-07-01 00:00:00

abstract：:Mycotic aneurysm is a rare and life-threatening disorder. Computed tomography (CT) is considered to be the best diagnostic imaging modality that can detect an abdominal aortic aneurysm and changes in the surrounding structures. More recently, F-18 fluorodeoxyglucose (FDG) PET would seem to hold promise for the diagnos...

journal_title：Clinical nuclear medicine

authors： Choi SJ,Lee JS,Cheong MH,Byun SS,Hyun IY

更新日期：2008-07-01 00:00:00

abstract：:Two patients are presented in whom pulmonary accumulation of Ga-67 led to an early diagnosis of miliary tuberculosis and its prompt treatment. Their chest radiographs were unremarkable and thus noncontributory to the diagnostic process. ...

journal_title：Clinical nuclear medicine

authors： Grieff M,Lisbona R

更新日期：1991-12-01 00:00:00

abstract：:The evaluation of a painful hip prosthesis for suspected loosening frequently requires a multi-modality approach. Radionuclide arthroscintigraphy is a valuable adjunct to contrast arthrography, demonstrating greater sensitivity than contrast arthrography in detecting loosening of the femoral component of the prosthesi...

journal_title：Clinical nuclear medicine

authors： Oswald SG,Herzwurm PJ

更新日期：1991-11-01 00:00:00