Web-based Conferencing: Tips, Tricks, and Scenario-based Best Practices for Clinicians During a Pandemic Crisis.

abstract：:Vasculitis of the testis, although common pathologically, has been difficult to diagnose clinically and to detect noninvasively. This report describes the added benefit of MR imaging in directing clinical management in a patient where the first manifestation of vasculitis was scrotal pain and swelling. This subject wa...

journal_title：Journal of computer assisted tomography

authors： Hayward I,Trambert MA,Mattrey RF,Saltzstein SL,Demby AM

更新日期：1991-05-01 00:00:00

abstract：:A new 6 mm collimator for the EMI CT5000/5005 scanner is described. It consists of a narrower tube side and detector side collimator that can be set up in less than 5 min. The applications are primarily for the orbit and parasellar area. Future applications with the aid of new software include coronal reconstruction. ...

journal_title：Journal of computer assisted tomography

authors： Baldwin GN,Sorenson JA,Wolfley D,Canestrini R,Pritchard MJ

更新日期：1978-07-01 00:00:00

abstract：:Seven patients with supratentorial infarction were studied by means of serial nuclear magnetic resonance imaging using saturation recovery (SR) and proton density (PD) sequences. The earliest changes were visible in the more sensitive T1 dependent images (SR) and may reflect the cytotoxic component of ischemic brain e...

journal_title：Journal of computer assisted tomography

authors： Sipponen JT,Kaste M,Ketonen L,Sepponen RE,Katevuo K,Sivula A

更新日期：1983-08-01 00:00:00

abstract：OBJECTIVE:The purpose of the study was to evaluate the safety and efficacy of Gd-BOPTA for liver imaging and to determine the most appropriate clinical dose to administer. METHODS:Gd-BOPTA was administered at a dose of 0.05 (group A), 0.1 (group B), or 0.2 (group C) mmol/kg to 201 patients suspected of having malignan...

journal_title：Journal of computer assisted tomography

authors： Kuwatsuru R,Kadoya M,Ohtomo K,Tanimoto A,Hirohashi S,Murakami T,Tanaka Y,Yoshikawa K,Katayama H

更新日期：1999-11-01 00:00:00

abstract：:To evaluate the efficacy of myocardial T2 values in the assessment of allograft rejection, we performed magnetic resonance (MR) imaging at 0.5 T serially in seven cardiac transplant recipients and singly in seven normal volunteers. Cardiac-gated multi-echo spin echo images were obtained; T2 values were estimated by a ...

journal_title：Journal of computer assisted tomography

authors： Doornbos J,Verwey H,Essed CE,Balk AH,de Roos A

更新日期：1990-01-01 00:00:00

abstract：OBJECTIVE:Our goal was to elucidate the computed tomographic (CT) and clinicopathological features of inflammatory pseudotumor of the spleen. METHODS:Computed tomographic findings and clinic materials of 4 patients with inflammatory pseudotumor of the spleen were reviewed and compared with pathologic findings. RESULT...

journal_title：Journal of computer assisted tomography

authors： Lu T,Yang C

更新日期：2015-05-01 00:00:00

abstract：OBJECTIVE:The aim of the study was to investigate the causes of apparent diffusion coefficient (ADC) measurement errors and to determine the optimal scanning parameters that are independent of the field strength and vendors of the magnetic resonance (MR) system. MATERIALS AND METHODS:Brain MR images of 10 healthy volu...

journal_title：Journal of computer assisted tomography

authors： Ogura A,Tamura T,Ozaki M,Doi T,Fujimoto K,Miyati T,Ito Y,Maeda F,Tarewaki H,Takahashi M

更新日期：2015-09-01 00:00:00

abstract：:Gadolinium diethylenetriamine pentaacetic acid (DTPA) enhanced magnetic resonance imaging was performed in eight patients with Cushing disease and surgically proven pituitary microadenomas. A 1.5 T scanner was used with 3 mm contiguous slices. Short repetition times (TR), short echo times (TE), and long TR, long TE se...

journal_title：Journal of computer assisted tomography

authors： Doppman JL,Frank JA,Dwyer AJ,Oldfield EH,Miller DL,Nieman LK,Chrousos GP,Cutler GB Jr,Loriaux DL

更新日期：1988-09-01 00:00:00

abstract：:Pancreas transplantation has become more commonplace over the past several decades. Consequently, the radiological evaluation of patients with such transplants has also become more common. Radiologists must therefore be familiar with the normal imaging appearances of pancreas transplant grafts as well as a wide variet...

journal_title：Journal of computer assisted tomography

authors： Dillman JR,Elsayes KM,Bude RO,Platt JF,Francis IR

更新日期：2009-07-01 00:00:00

abstract：:Clinical evaluation of neuromuscular disorders typically consists of obtaining a detailed clinical history, physical examination, and electrophysiologic examinations. Electrodiagnostic examinations significantly aid in distinguishing between myopathy, neuropathy, and neuromuscular disorders. Electrodiagnostic examinat...

journal_title：Journal of computer assisted tomography

authors： Elsayes KM,Shariff A,Staveteig PT,Mukundan G,Khosla A,Rubin DA

更新日期：2005-05-01 00:00:00

abstract：:The transfer of magnetization between a free and a bound pool of spins is described in terms of the respective longitudinal relaxation times and the life times of spins in each pool. The effect of an off resonance radiofrequency (RF) pulse in producing saturation in the bound pool and a consequent decrease in both the...

journal_title：Journal of computer assisted tomography

authors： Hajnal JV,Baudouin CJ,Oatridge A,Young IR,Bydder GM

更新日期：1992-01-01 00:00:00

abstract：:Nephrogenic systemic fibrosis (NSF) is a rare, idiopathic systemic fibrosing disorder that is predominantly characterized by a clinicopathologically distinct symmetric dermopathy and debilitating joint contractures. The condition affects patients with renal insufficiency and appears to show improvement with prompt res...

journal_title：Journal of computer assisted tomography

authors： Prasad SR,Jagirdar J

更新日期：2008-01-01 00:00:00

abstract：:A psoas mass in a patient with a history of penetrating trauma to the area was demonstrated by computed tomography (CT) to represent a lumbar artery pseudoaneurysm surrounded by hematoma. This report emphasizes the importance of recognizing the anatomic position of the lumbar arteries on CT images and considering the ...

journal_title：Journal of computer assisted tomography

authors： Hulnick DH,Naidich DP,Balthazar EJ,Megibow AJ,Bosniak MA

更新日期：1984-06-01 00:00:00

abstract：OBJECTIVE:We applied glucose loading during PET studies with [18F]2-fluoro-2-deoxy-D-glucose (FDG) to enhance detection of brain tumors by diminution of FDG uptake in normal gray matter. MATERIALS AND METHODS:This study involved three patients with glioblastomas. Two PET scans were performed in all cases within 1 week...

journal_title：Journal of computer assisted tomography

authors： Ishizu K,Sadato N,Yonekura Y,Nishizawa S,Magata Y,Tamaki N,Tsuchida T,Okazawa H,Tanaka F,Miyatake S

更新日期：1994-01-01 00:00:00

abstract：OBJECTIVE:To assess the prognostic value of computed tomography (CT) in hyperacute middle cerebral artery (MCA) infarcts. METHODS:The CT features, total CT score, and National Institutes of Health Stroke Scale (NIHSS) score were correlated with the 30-day mortality in 16 patients with a hyperacute MCA infarct. RESULT...

journal_title：Journal of computer assisted tomography

authors： Lam WW,Leung TW,Chu WC,Yeung DT,Wong LK

更新日期：2004-09-01 00:00:00

abstract：:Three patients are presented in whom computed tomography incidentally demonstrated low density masses posterior to, but separate from, the right kidney. In two, these were proven to represent unilocular cysts, and the third is presumed cystic. Possible etiologies are discussed. ...

journal_title：Journal of computer assisted tomography

authors： Buck DR,Dunnick NR,Doppman JL

更新日期：1979-12-01 00:00:00

abstract：PURPOSE:The purpose of this study was to assess the accuracy of magnetic resonance imaging (MRI), particularly, dynamic MRI, in distinguishing ovarian fibromas from subserous uterine leiomyomas. MATERIAL AND METHODS:Fifteen ovarian fibromas and 15 subserous uterine leiomyomas were retrospectively reviewed. All MR exam...

journal_title：Journal of computer assisted tomography

authors： Thomassin-Naggara I,Daraï E,Nassar-Slaba J,Cortez A,Marsault C,Bazot M

更新日期：2007-03-01 00:00:00

abstract：:Congenital hyperinsulinism can be divided into diffuse or focal form. The treatment and outcome depend on distinguishing between the 2 forms. Pancreatic venous sampling was the only method available to localize the insulin secretion. [F]Fluoro-levodopa, 3,4-dihydroxy-L-phenylalanine positron emission tomography/comput...

journal_title：Journal of computer assisted tomography

authors： Subramaniam RM,Karantanis D,Peller PJ

更新日期：2007-09-01 00:00:00

abstract：:Perineural spread along the nasociliary branch of the ophthalmic nerve has not been previously described, to our knowledge. One case of cutaneous squamous carcinoma at the medial canthus and another of melanoma of the nasal ala, with nasociliary nerve perineural spread, are illustrated here. Whereas magnetic resonance...

journal_title：Journal of computer assisted tomography

authors： Shah K,Esmaeli B,Ginsberg LE

更新日期：2013-03-01 00:00:00

abstract：:The authors report three cases of abnormal chest radiography mimicking mediastinal masses. These radiographic findings were unrelated to any pathology, were discovered in asymptomatic patients, and must be considered consequences of unusually narrow thoracic inlets. Mean and standard deviations of the anteroposterior ...

journal_title：Journal of computer assisted tomography

authors： Jardin M,Lemaitre L,Remy J

更新日期：1986-07-01 00:00:00

abstract：OBJECTIVE:To compare the diagnostic performance of adaptive statistical iterative reconstruction applied low-dose computed tomography (CT) (LDCT) with that of the standard-dose CT (SDCT) for local recurrence in patients with stomach cancer. METHODS:Seventy-nine consecutive patients who had undergone surgical resection...

journal_title：Journal of computer assisted tomography

authors： Shim HS,Kim SH,Yoon JH,Lim YJ,Kim OH,Ryu JH,Eun CK

更新日期：2014-05-01 00:00:00

abstract：:Early studies evaluating the utility of Gd-diethylenetriamine pentaacetic acid (DTPA) enhanced MR imaging for characterization of musculoskeletal masses have demonstrated inconsistent and often conflicting results. In this study a new method, dynamic Gd-DTPA enhanced rapid acquisition spin echo MR imaging, was impleme...

journal_title：Journal of computer assisted tomography

authors： Mirowitz SA,Totty WG,Lee JK

更新日期：1992-01-01 00:00:00

abstract：:We reviewed our clinical experience of the past 1 1/2 years using computed tomography (CT) in cases of suspected renal vein thrombosis; we detected three cases and correctly excluded renal vein thrombosis in an additional three patients. Because of our limited clinical experience, we surgically created left renal vein...

journal_title：Journal of computer assisted tomography

authors： Glazer GM,Francis IR,Gross BH,Amendola MA

更新日期：1984-04-01 00:00:00

abstract：:Differences in signal intensity involving lobes of the liver were noted in seven cases of liver tumor. The clinical significance and possible cause of these differences in lobar intensity are discussed. ...

journal_title：Journal of computer assisted tomography

authors： Itai Y,Ohtomo K,Furui S,Minami M,Yoshikawa K,Yashiro N

更新日期：1986-03-01 00:00:00

abstract：OBJECTIVE:The aims of this study were to investigate the ability of contrast-enhanced dual-energy computed tomography (DECT) for assessing regional perfusion in a model of acute lung injury, using dynamic first-pass perfusion CT (DynCT) as the criterion standard and to evaluate if changes in lung perfusion caused by pr...

journal_title：Journal of computer assisted tomography

authors： Kay FU,Beraldo MA,Nakamura MAM,De Santis Santiago R,Torsani V,Gomes S,Roldan R,Tucci MR,Abbara S,Amato MBP,Amaro E Jr

更新日期：2018-11-01 00:00:00

abstract：:Cystic hygromas of the neck can simulate other benign lesions and occasionally extend into the mediastinum. Using computed tomography, we were able to confirm the suspected diagnosis, exclude other diagnostic considerations, and clearly demonstrate absence of mediastinal extension. ...

journal_title：Journal of computer assisted tomography

authors： Silverman PM,Korobkin M,Moore AV

更新日期：1983-06-01 00:00:00

abstract：OBJECTIVE:To investigate the diagnostic efficacy of sequentially acquired gadobenete dimeglumine-enhanced 3-dimensional dynamic magnetic resonance imaging (MRI) and Resovist-enhanced MRI for detecting hepatocellular carcinoma (HCC) by comparing with combined computed tomography (CT) hepatic arteriography (CTHA) and CT ...

journal_title：Journal of computer assisted tomography

authors： Kim YK,Kwak HS,Han YM,Kim CS

更新日期：2007-09-01 00:00:00

abstract：:Computed tomography of the liver was performed on two patients with subacute hepatitis. The CT findings included the presence of multiple regenerative nodules in the atrophied liver, shown by decreased CT attenuation. Complications due to hepatitis, such as massive ascites and splenomegaly, were also observed. The CT ...

journal_title：Journal of computer assisted tomography

authors： Ishikawa N,Nakagawa S,Hirata K,Takizawa Y,Hayashi S,Obara T,Ishikawa T

更新日期：1989-07-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Influenza A infection can precipitate encephalopathy, encephalitis, or Reye syndrome with the development of cerebral edema in children and is associated with an increased incidence of stroke in adults. The mechanism of these events is poorly understood. Posterior reversible encephalopathy syndro...

journal_title：Journal of computer assisted tomography

authors： Bartynski WS,Upadhyaya AR,Boardman JF

更新日期：2009-11-01 00:00:00

abstract：OBJECTIVE:The purpose of this study was to define the range of abnormalities and to assess the contribution of high-resolution CT (HRCT) in the evaluation of miliary tuberculosis involving the lung parenchyma. MATERIALS AND METHODS:The authors retrospectively reviewed HRCT scans of 11 patients with microbiologically o...

journal_title：Journal of computer assisted tomography

authors： Oh YW,Kim YH,Lee NJ,Kim JH,Chung KB,Suh WH,Yoo SW

更新日期：1994-11-01 00:00:00