Arterial spin-labeled magnetic resonance imaging in hyperperfused seizure focus: a case report.

abstract：:Takayasu arteritis is a chronic inflammatory disease of unknown origin. The disease is characterized by transmural inflammation and fibrosis; the arterial lesions affect mainly the aorta and great vessels and sometimes involve the pulmonary arteries and visceral vessels. Despite efforts to create criteria for clinical...

journal_title：Journal of computer assisted tomography

authors： Sewall LE,Saxon RR

更新日期：1995-11-01 00:00:00

abstract：OBJECTIVE:This study was done to determine the feasibility and potential utility of whole-body PET using the glucose analogue 2-[18F]fluoro-2-deoxy-D-glucose (FDG) for the detection of primary malignancies and metastatic lesions. MATERIALS AND METHODS:This was a prospective, nonrandomized study of whole-body FDG-PET i...

journal_title：Journal of computer assisted tomography

authors： Hoh CK,Hawkins RA,Glaspy JA,Dahlbom M,Tse NY,Hoffman EJ,Schiepers C,Choi Y,Rege S,Nitzsche E

更新日期：1993-07-01 00:00:00

abstract：:The goal of neuro-oncologic surgery is to maximize tumor resection while preserving vital brain functions. Identification of the relation between the tumor and adjacent functional cortical areas as well as efferent subcortical white matter tracts is important for preservation of function. Combined diffusion tensor ima...

journal_title：Journal of computer assisted tomography

authors： Parmar H,Sitoh YY,Yeo TT

更新日期：2004-07-01 00:00:00

abstract：:The computed tomographic demonstration of a glomus jugulare tumor with two unusual radiographic features--multiple pulmonary metastases and extension of the tumor into the cerebellopontine angle--is presented. ...

journal_title：Journal of computer assisted tomography

authors： Davis JM,Davis KR,Hesselink JR,Greene R

更新日期：1980-06-01 00:00:00

abstract：PURPOSE:CT data are commonly used to create 3D images. For this purpose, thin and overlapped slices are desirable. Helical (spiral) CT offers the ability to adjust the slice reconstruction interval from 0 to 100%. However, its use in 1.0 and 1.5 pitch helical CT and 3D imaging, especially with respect to surface detail...

journal_title：Journal of computer assisted tomography

authors： Hopper KD,Pierantozzi D,Potok PS,Kasales CJ,TenHave TR,Meilstrup JW,Van Slyke MA,Mahraj R,Westacott S,Hartzel JS

更新日期：1996-09-01 00:00:00

abstract：OBJECTIVE:To know the CT changes that may be seen in the mediastinum after uncomplicated mediastinoscopy. MATERIALS AND METHODS:Noncontrast CT was performed on 10 patients on the 1st, 3rd, and 5th days after the procedure. RESULTS:We encountered linear and diffuse increased attenuation within the mediastinum as well ...

journal_title：Journal of computer assisted tomography

authors： Astigarraga E,Sáez F,Canteli B,Gozalo A,Lamikiz A

更新日期：1994-07-01 00:00:00

abstract：:We reviewed the CT of 20 patients with peripheral lung malignancies in which CT appearance suggested chest wall invasion on the basis of extension of mass around ribs into fat or muscle of the chest wall, or definite bone destruction. We correlated these findings with other radiographic studies and surgical and autops...

journal_title：Journal of computer assisted tomography

authors： Pearlberg JL,Sandler MA,Beute GH,Lewis JW Jr,Madrazo BL

更新日期：1987-03-01 00:00:00

abstract：OBJECTIVE:To investigate the effect of iodinated contrast medium on sulcal hyperintensity on fluid-attenuated inversion recovery (FLAIR) imaging immediately after intra-arterial thrombolysis in patients with acute ischemic stroke and to determine whether it may be associated with subsequent hemorrhagic transformation (...

journal_title：Journal of computer assisted tomography

authors： Kim EY,Kim SS,Na DG,Roh HG,Ryoo JW,Kim HK

更新日期：2005-03-01 00:00:00

abstract：:We report the MR features in two patients presenting with symptomatic thecal impingement by posterior epidural cysts linking a bilateral lumbar spondylolysis. Large fluid-filled channels bridging the ruptured partes interarticulares were present in spite of the absence of significant arthritic changes within the adjac...

journal_title：Journal of computer assisted tomography

authors： Duprez T,Mailleux P,Bodart A,Coulier B,Malghem J,Maldague B

更新日期：1999-07-01 00:00:00

abstract：:Congenital alimentary duplications occur most commonly in relation to the ileum and are rare in the region of the stomach. A case of gastric duplication presenting in an adult and visualized on computed tomography is reported. ...

journal_title：Journal of computer assisted tomography

authors： Lo J,Sage MR,Paterson HS,Hamilton DW

更新日期：1983-04-01 00:00:00

abstract：OBJECTIVE:To assess the degree of extra scanning beyond the prescribed anatomic boundaries for thoracic and body computed tomographic (CT) scans and to identify associated factors. METHODS:For 442 consecutive chest, abdomen, and/or pelvis CT examinations, the length of extra scanning beyond the prescribed anatomic bou...

journal_title：Journal of computer assisted tomography

authors： Liao EA,Quint LE,Goodsitt MM,Francis IR,Khalatbari S,Myles JD

更新日期：2011-01-01 00:00:00

abstract：:Distinctive plain X-ray and computer assisted tomography (CAT) findings led to the diagnosis in a case of teratoma in the pineal region and helped avoid invasive investigations. The demonstration by CAT of the location and size of the tumor as well as the presence of marked hydrocephalus directed the patient's therapy...

journal_title：Journal of computer assisted tomography

authors： McCormack TJ,Plassche WM Jr,Lin SR

更新日期：1978-09-01 00:00:00

abstract：:Magnetic resonance imaging was performed in four patients with biopsy proven idiopathic portal hypertension (IPH). The MR images show proximity of medium-sized intrahepatic vessels to each other and to the liver surface in all patients. Small vessels running parallel to the second order branches of the intrahepatic po...

journal_title：Journal of computer assisted tomography

authors： Arai K,Matsui O,Kadoya M,Yoshikawa J,Gabata T,Takashima T,Kobayashi K,Unoura M

更新日期：1991-05-01 00:00:00

abstract：:Eighteen patients with moyamoya disease were examined by computed tomography (CT). At the first examination, CT findings were normal in one patient and abnormal in 17 patients. Significant abnormalities on precontrast CT were characterized by low density lesions in 14, ventricular dilatation in 9, and cerebral atrophy...

journal_title：Journal of computer assisted tomography

authors： Takeuchi S,Kobayashi K,Tsuchida T,Imamura H,Tanaka R,Ito J

更新日期：1982-02-01 00:00:00

abstract：:Computed tomography assessment of 634 surgically proven solitary pulmonary nodules included 12 pulmonary carcinoid tumors. Five were central (involving or directly abutting the bronchial tree), and seven were peripheral (surrounded by parenchyma). Three central and one peripheral lesion had CT numbers indicative of fo...

journal_title：Journal of computer assisted tomography

authors： Magid D,Siegelman SS,Eggleston JC,Fishman EK,Zerhouni EA

更新日期：1989-03-01 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

abstract：PURPOSE:To determine the feasibility of diffusion-weighted magnetic resonance (MR) imaging (DWI) of uterine cervical cancer and to investigate whether the apparent diffusion coefficient (ADC) values of cervical cancer differ from those of normal cervix and whether they could indicate the histologic type and the patholo...

journal_title：Journal of computer assisted tomography

authors： Liu Y,Bai R,Sun H,Liu H,Wang D

更新日期：2009-11-01 00:00:00

abstract：:Five cases of histologically confirmed olfactory neuroblastoma (esthesioneuroblastomas) have been studied by computed tomography (CT). Both the clinical symptoms (in particular, unilateral nasal obstruction and recurring epistaxis) and radiological findings (opacity of the paranasal sinuses) are nonspecific. Computed ...

journal_title：Journal of computer assisted tomography

authors： Manelfe C,Bonafé A,Fabre P,Pessey JJ

更新日期：1978-09-01 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：:The computed tomographic findings in seven boys and two girls with infarction of the internal capsule are reported. Ages at the time of examination ranged from 8 months to 14 years. The etiology was head injury (concussion) in six and unknown in three. Cerebral angiography carried out in four cases showed narrowing of...

journal_title：Journal of computer assisted tomography

authors： Okuno T,Takao T,Ito M,Konishi Y,Mikawa H,Nakano Y

更新日期：1980-12-01 00:00:00

abstract：PURPOSE:Our goal was to determine the predictive value of coronary artery calcification (CAC) on preoperative CT of the thorax for cardiac complications of noncardiac thoracic surgery. METHOD:Of 117 patients undergoing noncardiac thoracic surgical procedures between January 1, 1993, and June 1, 1995, at our institutio...

journal_title：Journal of computer assisted tomography

authors： Roth BJ,Meyer CA

更新日期：1997-07-01 00:00:00

abstract：:The subarachnoid space continues into the orbit as part of the optic nerve sheath. This space varies in size but is usually tiny. Occasionally, prominent (one case in our experience) enhancement of the optic nerve as part of metrizamide computed tomography (CT) cisternography is seen on transverse and coronal scans pr...

journal_title：Journal of computer assisted tomography

authors： Fox AJ,Debrun G,Vinuela F,Assis L,Coates R

更新日期：1979-10-01 00:00:00

abstract：:Masses arising in the adrenal gland may be simulated on computed tomography (CT) by a number of anatomical structures and variations, and by certain pathological conditions in adjacent organs. These adrenal pseudotumors include the following: fluid-filled gastric fundus, prominent splenic lobulations, upper pole renal...

journal_title：Journal of computer assisted tomography

authors： Berliner L,Bosniak MA,Megibow A

更新日期：1982-04-01 00:00:00

abstract：:The density distribution inside a pathologic zone before and after contrast enhancement has been studied in the computed tomograms of 88 cases of cerebral and orbital tumors, using histographic analysis. The histograms provided additional diagnostic information, especially for vascular tumors. This method is also usef...

journal_title：Journal of computer assisted tomography

authors： Gardeur D,Sablayrolles JL,Klausz R,Metzger J

更新日期：1977-04-01 00:00:00

abstract：OBJECTIVE:The aim of this study was to optimize chest port contrast injections using stepwise improvements. METHODS:Ex vivo injections were tested. Two hundred scans using power port injections were then evaluated. RESULTS:The highest flow rate was achieved using a 19G access needle, larger diameter tubing, and warme...

journal_title：Journal of computer assisted tomography

authors： Fielding JC,Wagner-Bartak NA,Javadi S,Morani AC,Ganeshan D,Ibarra-Rovira JJ,Liu X,Jensen CT

更新日期：2020-11-01 00:00:00

abstract：:A soft tissue mass close to the upper pole of the left kidney was noted in a patient referred for intravenous pyelography. A left adrenal tumor was suspected. Computed tomography, however, revealed an accessory spleen. The diagnosis was confirmed by abdominal angiography. ...

journal_title：Journal of computer assisted tomography

authors： Stiris MG

更新日期：1980-08-01 00:00:00

abstract：:We present a unique case of aggressive osteoblastoma arising from thyroid cartilage. A 52-year-old man presented with a 10 month history of neck discomfort but without frank pain. CT and MR examinations disclosed a well defined mass arising from the thyroid cartilage. This lesion had areas of coarse calcifications and...

journal_title：Journal of computer assisted tomography

authors： Agarwala R,Graham RJ,Panella JS

更新日期：1996-01-01 00:00:00

abstract：OBJECTIVE:We aim to determine the relationship between leukoaraiosis and carotid artery stenosis. METHODS:Carotid-cerebral multislice computed tomography angiographies of 194 patients (mean age, 63.5 years) were retrospectively evaluated. Presence and severity of leukoaraiosis and carotid artery stenosis were compared...

journal_title：Journal of computer assisted tomography

authors： Demirtaş H,Özkaynak C,Durmaz MS

更新日期：2013-05-01 00:00:00

abstract：:Disability from knee dysfunction has important implications on a patient's performance of simple day-to-day tasks, work-related duties, and leisure activities, including sports. Diagnostic imaging is of fundamental importance in the clinical evaluation of the patient with knee pain. The use of magnetic resonance imagi...

journal_title：Journal of computer assisted tomography

authors： Theodorou SJ,Theodorou DJ,Resnick D

更新日期：2005-01-01 00:00:00

abstract：PURPOSE:Information regarding prostate blood flow as determined by positron emission tomography (PET) with H 0 may provide useful information about tumor diagnosis; however, PET requires a cyclotron for the production of an extremely short half-life (2 minutes) tracer. Therefore, the aim of this study was to propose a ...

journal_title：Journal of computer assisted tomography

authors： Muramoto S,Uematsu H,Sadato N,Tsuchida T,Matsuda T,Hatabu H,Yonekura Y,Itoh H

更新日期：2002-07-01 00:00:00