Renal xanthogranulomatosis: radiological, clinical, and pathological features in two cases.

abstract：:This article will familiarize the reader with useful tools and trouble-shooting tips for web-based conferencing. Radiology-based scenarios for web conferencing are also provided. ...

journal_title：Journal of computer assisted tomography

authors： Catanzano TM,Nandwana SB,Folio LR

更新日期：2020-07-01 00:00:00

abstract：:Although acute appendicitis is the most common disease of the appendix, the appendix can be involved by a wide range of diseases. Diseases other than acute appendicitis may produce signs and symptoms indistinguishable from those of acute appendicitis. Computed tomography (CT) can provide important information for diag...

journal_title：Journal of computer assisted tomography

authors： Chiou YY,Pitman MB,Hahn PF,Kim YH,Rhea JT,Mueller PR

更新日期：2003-05-01 00:00:00

abstract：:We present a case of a solitary cardiac metastasis from a malignant fibrous histiocytoma of the scalp. Magnetic resonance imaging improved the preoperative assessment and provided accurate information regarding the extent of the metastatic processes. ...

journal_title：Journal of computer assisted tomography

authors： Lee R,Fisher MR

更新日期：1989-01-01 00:00:00

abstract：:Two cases of von Recklinghausen neurofibromatosis (VRN) with thoracic and abdominal involvement are described. Computed tomography demonstrated the typical lesions of this disease: meningoceles, neurofibromas, and skeletal alterations. In both cases lesion morphology and location were similar and characteristic, in pa...

journal_title：Journal of computer assisted tomography

authors： Biondetti PR,Vigo M,Fiore D,De Faveri D,Ravasini R,Benedetti L

更新日期：1983-10-01 00:00:00

abstract：PURPOSE:Recently, a new specific organ dose adaption and reduction protocol, or SODAR tool (X-CARE, Siemens Healthcare), which reduces dose to the anterior aspect of the body of patients, was installed on our computed tomographic scanner. The purpose of this pilot project was to evaluate image quality and dose distribu...

journal_title：Journal of computer assisted tomography

authors： Reimann AJ,Davison C,Bjarnason T,Thakur Y,Kryzmyk K,Mayo J,Nicolaou S

更新日期：2012-05-01 00:00:00

abstract：PURPOSE:To assess whether cardiac computed tomographic angiography (CCTA) can quantify the severity of chronic mitral regurgitation (MR) compared to qualitative and quantitative echocardiographic parameters. MATERIALS AND METHODS:Cardiac computed tomographic angiography was performed in 23 patients (mean ± SD age, 63 ...

journal_title：Journal of computer assisted tomography

authors： Arnous S,Killeen RP,Martos R,Quinn M,McDonald K,Dodd JD

更新日期：2011-09-01 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：OBJECTIVE:The aim of this study was to investigate the utility of a balloon rectal channel catheter (BRCC) in complex anal fistula magnetic resonance imaging (MRI). METHODS:A prospective study was done on 54 patients with clinical diagnosis of complex anal fistula. Eighteen patients had preoperative MRI before and aft...

journal_title：Journal of computer assisted tomography

authors： Zhan S,Yang S,Lin J,Zhu Q,Lu F,Tan W,Cheng R,Gong Z,Yang W

更新日期：2016-07-01 00:00:00

abstract：OBJECTIVE:Evaluation of left ventricular function using electrocardiogram (ECG)-gated multidetector row CT (MDCT) by using 3 different volumetric assessment methods in comparison to assessment of the left ventricular function by invasive ventriculography. METHODS:Thirty patients with suspected or known coronary artery...

journal_title：Journal of computer assisted tomography

authors： Hundt W,Siebert K,Wintersperger BJ,Becker CR,Knez A,Reiser MF,Rubin GD

更新日期：2005-05-01 00:00:00

abstract：:Four patients (three with hepatocellular carcinoma and one with colorectal carcinoma metastatic to the liver) previously treated with chemotherapy or radiotherapy or both in an attempt to reduce tumor bulk prior to surgical resection were examined by CT angiography (CTA). Areas of abnormal enhancement and irregular ve...

journal_title：Journal of computer assisted tomography

authors： Merine D,Fishman EK,Sitzmann JV,Kuhlman JE,Order S,Pessar M,Zerhouni EA

更新日期：1988-07-01 00:00:00

abstract：:The CT findings in a case of calcified gastric carcinoma of the mucin-producing type are described. These findings include localized thickening of the gastric wall and multiple tiny calcific nodules within it. ...

journal_title：Journal of computer assisted tomography

authors： Nishimura K,Togashi K,Tohdo G,Dodo Y,Tanada S,Nakano Y,Torizuka K

更新日期：1984-10-01 00:00:00

abstract：:Computed tomography potentially provides an accurate means of determining organ volume, by summation of serial section areas. Variation in level of held respiration for each serial scan, however, severely limits accuracy in the thorax and upper abdomen. A simple strain gauge has been used to provide the patient with v...

journal_title：Journal of computer assisted tomography

authors： Jones KR,Robinson PJ

更新日期：1986-01-01 00:00:00

abstract：OBJECTIVE:We examined the relationship between the perfusion reserve as measured by acetazolamide (ACZ)-challenge N-isopropyl-I-123-p-iodoamphetamine (IMP)-single-photon emission computed tomography (SPECT) and the degree of leukoaraiosis (LA) as estimated using magnetic resonance imaging. METHODS:In 51 patients recei...

journal_title：Journal of computer assisted tomography

authors： Tomura N,Sasaki K,Kidani H,Nishii T,Yasuda K,Ishiyama K,Otani T,Sakuma I,Takahashi S,Watarai J,Yanagisawa T,Mizoi K

更新日期：2007-11-01 00:00:00

abstract：OBJECTIVE:The impact of injection flow rates, mono- or biphasic injection mode, and scan delay on liver and portal vein enhancement with helical CT was evaluated. MATERIALS AND METHODS:The liver of 75 consecutive patients was examined with helical CT before and after injection of 100 ml iopromide (30 g of iodine). Pat...

journal_title：Journal of computer assisted tomography

authors： Kopka L,Funke M,Vosshenrich R,Hagemann A,Oestmann JW,Grabbe E

更新日期：1995-05-01 00:00:00

abstract：OBJECTIVE:This study aimed to assess the prevalence and etiologies of focal liver opacification (FLO) in the setting of superior vena cava (SVC) obstruction. METHODS:An archival search using key words to identify patients with SVC obstruction or severe narrowing and who had computed tomographic scans with intravenous ...

journal_title：Journal of computer assisted tomography

authors： Siegel Y,Schallert E

更新日期：2013-09-01 00:00:00

abstract：OBJECTIVE:The purpose of this report was to study the contrast enhancement of reactive hematopoietic regions in bone marrow on Gd-diethylenetriamine pentaacetic acid (DTPA) enhanced MRI. MATERIALS AND METHODS:We compared the contrast enhancement of reactive hematopoietic regions in the marrow of patients with aplastic...

journal_title：Journal of computer assisted tomography

authors： Amano Y,Hayashi H,Kumazaki T

更新日期：1994-03-01 00:00:00

abstract：:We present a case of a child with acute bacterial leptomeningeal infection caused by Streptococcus pneumoniae. There was an extension of infection along multiple Virchow-Robin spaces into the brain parenchyma, resulting in multiple microabscesses. These abscesses showed restricted diffusion on the diffusion-weighted i...

journal_title：Journal of computer assisted tomography

authors： Gordon M,Parmar H,Ibrahim M

更新日期：2009-07-01 00:00:00

abstract：PURPOSE:The purpose of this study was to evaluate the usefulness of the "bridging vascular sign" in the diagnosis of an exophytic uterine leiomyoma and differentiation of a uterine leiomyoma from some other mass arising in the adnexa on pelvic MRI. METHOD:Of 52 women with a pelvic mass in whom pelvic MRI was performed...

journal_title：Journal of computer assisted tomography

authors： Kim JC,Kim SS,Park JY

更新日期：2000-01-01 00:00:00

abstract：:A recent case of absence of a cervical pedicle in a traumatized patient is presented. An incorrect radiological interpretation of the patient's plain films resulted in inappropriate management. Further radiological investigation, including computed tomography, revealed the underlying abnormality, and prevented subsequ...

journal_title：Journal of computer assisted tomography

authors： Cox HE,Bennett WF

更新日期：1984-06-01 00:00:00

abstract：OBJECTIVES:This study aimed to assess if dual-energy computed tomography (DECT) quantitative analysis and radiomics can differentiate normal liver, hepatic steatosis, and cirrhosis. MATERIALS AND METHODS:Our retrospective study included 75 adult patients (mean age, 54 ± 16 years) who underwent contrast-enhanced, dual-...

journal_title：Journal of computer assisted tomography

authors： Doda Khera R,Homayounieh F,Lades F,Schmidt B,Sedlmair M,Primak A,Saini S,Kalra MK

更新日期：2020-03-01 00:00:00

abstract：:Seventy selected cases were reviewed retrospectively to assess the normal Gd-DTPA enhanced MR appearance of the cervical anterior epidural venous plexus. This structure can enhance quite markedly and has a somewhat variable appearance on MR imaging but we believe that it can be differentiated from pathological enhance...

journal_title：Journal of computer assisted tomography

authors： Gelber ND,Ragland RL,Knorr JR

更新日期：1992-09-01 00:00:00

abstract：OBJECTIVES:Pelvic organ prolapse is a common debilitating condition affecting women. Cross-sectional imaging with magnetic resonance imaging (MRI) depicts pelvic floor anatomy as well as organ prolapse and can complement or replace fluoroscopy. Occasionally, patients cannot tolerate MRI, but multiplanar visualization o...

journal_title：Journal of computer assisted tomography

authors： Pannu HK,Genadry R,Kaufman HS,Fishman EK

更新日期：2003-09-01 00:00:00

abstract：:A case of a huge intracranial frontoparietal osteochondroma in a 20-year-old man is reported. The presenting symptoms were headache, vomiting, and blurred vision. Apart from papilledema, no other abnormal neurological signs were present. A specific preoperative diagnosis could not be reached from the information provi...

journal_title：Journal of computer assisted tomography

authors： Matz S,Israeli Y,Shalit MN,Cohen ML

更新日期：1981-02-01 00:00:00

abstract：OBJECTIVE:This study is motivated by the possibility of using computed tomography (CT) to detect early coronary atherosclerosis by the increased CT values within the arterial wall resulting from vasa vasorum proliferation. METHODS:Coronary arteries (n = 5) with early atherosclerotic changes were injected with Microfil...

journal_title：Journal of computer assisted tomography

authors： Moritz R,Eaker DR,Langheinrich AC,Jorgensen SM,Bohle RM,Ritman EL

更新日期：2010-03-01 00:00:00

abstract：:Cervical spinal epidural hematoma is a rare cause of acute neurologic syndromes including paralysis of various types. Although devastating, it can be successfully treated surgically if recognized early. We report two cases of spontaneous cervical epidural hematoma diagnosed by computed tomography, the first with a pla...

journal_title：Journal of computer assisted tomography

authors： Haykal HA,Wang AM,Zamani AA,Rumbaugh CL

更新日期：1984-04-01 00:00:00

abstract：:Computed tomography of a benign mesenchymoma in a 7-year-old boy demonstrated bone and fat intermingled with nonspecific soft tissue. ...

journal_title：Journal of computer assisted tomography

authors： Hudson TM,Bertoni F,Enneking WF

更新日期：1985-01-01 00:00:00

abstract：:The effect of cardiac gating (CG) on the diagnostic quality of magnetic resonance images of the hilum and mediastinum was evaluated by comparing gated with nongated scans in 20 patients. The advantages of CG varied depending on the regions and structures under study and the presence and extent of disease. In general, ...

journal_title：Journal of computer assisted tomography

authors： Westcott JL,Henschke CI,Berkmen Y

更新日期：1985-11-01 00:00:00

abstract：PURPOSE:X-Ray CT has the potential to provide precise and accurate data from which the mechanical properties of bone can be calculated. Such data would be useful in understanding the response of bone tissue to implants. Various artifacts can, however, degrade accuracy of the data. The aim of this study was to measure t...

journal_title：Journal of computer assisted tomography

authors： Sutherland CJ,Gayou DE

更新日期：1996-05-01 00:00:00

abstract：:Abdominal and thoracic computed tomography examinations were abnormal in 23 of 57 patients (40.5%) with seminomatous and nonseminomatous testicular tumors. Lymph node metastases measuring less than 30 Hounsfield units (HU) occurred in 10 of these 23 patients (43.5%), five with seminoma, four with mixed germ cell tumor...

journal_title：Journal of computer assisted tomography

authors： Scatarige JC,Fishman EK,Kuhajda FP,Taylor GA,Siegelman SS

更新日期：1983-08-01 00:00:00

abstract：OBJECTIVE:We describe a manual segmentation and image fusion method to assess the relationship between liver tumors and the radiofrequency ablation zone depicted on cross-sectional imaging. CONCLUSIONS:Manual fusion of segmented images of hepatic tumors from a preprocedural scan with the ablation zone depicted on the ...

journal_title：Journal of computer assisted tomography

authors： Iyer RS,Timm BA,Mitsumori LM,Kolokythas O

更新日期：2010-03-01 00:00:00