Magnetic resonance imaging appearance of well-differentiated hepatocellular carcinoma.

abstract：:Pulmonary vein stenosis is one of the frequent complications after radiofrequency ablation for atrial fibrillation. MRI plays an important role in depicting the pathoanatomic structure of the pulmonary veins, and measuring the blood flow velocity in the pulmonary veins before and after therapy, and is superior to tran...

journal_title：Journal of computer assisted tomography

authors： Yang M,Akbari H,Reddy GP,Higgins CB

更新日期：2001-01-01 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：:Acute infarction of an appendix epiploica resulted in an inflammatory process involving the caudal aspect of the transverse colon and the adjacent greater omentum. Computed tomography demonstrated prominent linear soft tissue densities, an increase in CT number of the involved greater omentum, and posterior displaceme...

journal_title：Journal of computer assisted tomography

authors： Danielson K,Chernin MM,Amberg JR,Goff S,Durham JR

更新日期：1986-01-01 00:00:00

abstract：:The objective of this study was to assess the efficacy of MR mammography (MRM) in evaluating breast cancer extent in women with fatty or dense breasts, and its contribution to the therapeutic approach. The authors reviewed 97 carcinomas detected in 93 women (both symptomatic and from screening) that were classified in...

journal_title：Journal of computer assisted tomography

authors： Echevarria JJ,Martín M,Saiz A,Imaz I,Férnandez-Ruanova B,Martín D,López-Ruiz JA

更新日期：2006-01-01 00:00:00

abstract：OBJECTIVES:To retrospectively determine, by using multislice computed tomography (MSCT), whether additional interpretation of sliding-thin-slab maximum-intensity projection (MIP) reformation images improve diagnostic accuracy when compared with the diagnostic interpretation of conventional sliding-thin-slab multiplanar...

journal_title：Journal of computer assisted tomography

authors： Bin Z,Jingzhen H,Daocai W,Kai L,Cheng L

更新日期：2008-11-01 00:00:00

abstract：OBJECTIVE:Sequential computed tomography (CT) technique remains the most common protocol for CT evaluation of the head despite nearly universal adoption of continuous technique for all other body parts. This may be attributable to the belief by radiologists that this technique is superior to helical scanning uniquely f...

journal_title：Journal of computer assisted tomography

authors： Davis AJ,Ozsvath J,Vega E,Babb JS,Hagiwara M,George A

更新日期：2015-11-01 00:00:00

abstract：:We describe the case of a 50-year-old man with history of remote splenectomy who underwent routine lung cancer screening chest computed tomography and was incidentally found to have a liver lesion. Dedicated liver protocol computed tomography demonstrated "archiform" enhancement pattern in the arterial phase and homog...

journal_title：Journal of computer assisted tomography

authors： Varghese J,Bergson J,Yaipen O

更新日期：2018-09-01 00:00:00

abstract：PURPOSE:This study aimed to develop an automated, quantitative method to increase the likelihood of identifying and preventing such air-in-oil (AIO) artifact. METHODS:A 1-dimensional radial representation of the 2-dimensional noise power spectrum (NPS) was calculated from AIO artifact images and compared with artifact...

journal_title：Journal of computer assisted tomography

authors： Jaffe TA,Winslow J,Zhang Y,Allen BC,Choudhury KR,Samei E

更新日期：2019-01-01 00:00:00

abstract：:A 65-year-old man with lung carcinoma is presented. Chest radiography showed unilateral Kerley B lines in the right midlung and base, suggestive of lymphangitic carcinomatosis. High resolution CT demonstrated that this finding was due to residual normal interlobular septa, suspended between areas of paraseptal emphyse...

journal_title：Journal of computer assisted tomography

authors： Zompatori M,Rimondi MR,Gavelli G,Canini R

更新日期：1993-09-01 00:00:00

abstract：PURPOSE:To describe and determine the additional value of delayed-phase imaging of hepatic venous congestion after living-donor liver transplantation. MATERIALS AND METHODS:Twenty-eight patients who had surgical ligation of the middle hepatic vein (HV) in living-donor liver transplantation underwent 3-phase computed t...

journal_title：Journal of computer assisted tomography

authors： Park EA,Lee JM,Kim SH,Lee MW,Han JK,Choi BI,Lee JY,Lee W,Chung JW,Park JH

更新日期：2007-03-01 00:00:00

abstract：:This paper reports two cases of benign extramedullary tumors of the foramen magnum studied by computed tomography (CT). The first case was a neurinoma; the second was a meningioma. Several different CT findings allowed a correct preoperative diagnosis of the location and nature of the tumors. In view of the invasivene...

journal_title：Journal of computer assisted tomography

authors： Spallone A,Tanfani G,Vassilouthis J,Dazzi M

更新日期：1980-04-01 00:00:00

abstract：PURPOSE:This study was designed to compare the sensitivity of T1- and diffusion-weighted images for the assessment of brain maturation in human brains. METHODS:T1- and diffusion-weighted images were obtained in 32 children without neurological abnormalities or growth retardation. The ages at which signal intensity cha...

journal_title：Journal of computer assisted tomography

authors： Takeda K,Nomura Y,Sakuma H,Tagami T,Okuda Y,Nakagawa T

更新日期：1997-01-01 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：:We report an unusual case of diffuse infiltration of the mesentery by amyloidosis. The CT, sonographic, and operative findings mimicked abdominal carcinomatosis. ...

journal_title：Journal of computer assisted tomography

authors： Allen HA 3rd,Vick CW,Messmer JM,Parker GA

更新日期：1985-01-01 00:00:00

abstract：PURPOSE:Our goal was to find a causal relation between disk degeneration in nonfused lumbar segments, back pain, and the angle of scoliotic curves 21-30 years after dorsal spondylodesis. METHOD:Thirty-two patients with scoliosis had been treated by dorsal spondylodesis 21-30 years prior to this study (mean 25.2 +/- 2....

journal_title：Journal of computer assisted tomography

authors： Breitenseher MJ,Eyb RP,Matzner MP,Trattnig S,Kainberger FM,Imhof H

更新日期：1996-07-01 00:00:00

abstract：OBJECTIVE:To compare the quality of multidetector-row computed tomographic angiography in patients with and without aortic aneurysms by 3 different amounts of contrast media (CM). METHODS:A total of 115 patients with aortic aneurysms were divided into 3 groups: group A, 100 mL CM; group B, 75 mL CM with 20 mL saline f...

journal_title：Journal of computer assisted tomography

authors： Kubo S,Tadamura E,Yamamuro M,Kanao S,Kataoka ML,Takahashi M,Kimura T,Kita T,Komeda M,Togashi K

更新日期：2007-05-01 00:00:00

abstract：:The magnetic resonance characteristics of 16 intracranial arachnoid cysts were evaluated and several features identified that allowed the differentiation from other cystic lesions. Uncomplicated arachnoid cyst contents respond like CSF to both T1 and T2 weighted sequences. Signal from the contiguous brain is of normal...

journal_title：Journal of computer assisted tomography

authors： Wiener SN,Pearlstein AE,Eiber A

更新日期：1987-03-01 00:00:00

abstract：OBJECTIVE:We compared body coil (BC) MR images and endorectal surface coil (ERC) images with respect to the visualization of the cervix and adjacent tissues and the histopathologic correlations of the imaging findings. MATERIALS AND METHODS:Twenty-one patients with cervical carcinoma underwent MRI using both coils for...

journal_title：Journal of computer assisted tomography

authors： Kaji Y,Sugimura K,Kitao M,Ishida T

更新日期：1994-09-01 00:00:00

abstract：:In 95% of cases, computed tomography (CT) enables the articular capsule of the hip joint to be directly visualized. Articular effusion in the hip joint can also be recognized in the CT image. In inflammatory arthritis and active osteoarthrosis of the hip joint, thickening of the articular capsule or articular effusion...

journal_title：Journal of computer assisted tomography

authors： Dihlmann W,Nebel G

更新日期：1983-04-01 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：:We report a case of abnormal pancreaticobiliary junction (APBJ), in which three-dimensional (3D) drip infusion cholangiography (DIC) computed tomography (CT) was useful to make the diagnosis. The 3D DIC CT clearly demonstrated reflux of the contrast material into the main pancreatic duct as well as a long common chann...

journal_title：Journal of computer assisted tomography

authors： Nambu A,Ichikawa T,Katoh K,Araki T

更新日期：2001-07-01 00:00:00

abstract：:The identification of fat within a focal or diffuse mediastinal lesion significantly narrows the differential diagnosis. In many cases, a specific diagnosis can be suggested on the basis of CT findings. In this article, we illustrate and review the characteristic CT features of common and uncommon fat attenuation lesi...

journal_title：Journal of computer assisted tomography

authors： Boiselle PM,Rosado-de-Christenson ML

更新日期：2001-11-01 00:00:00

abstract：:Kinetic analysis of 18F-labeled 2-fluoro-2-deoxy-D-glucose (2FDG) has been carried out in 28 studies on 25 subjects. The object of the analysis was to determine the practical problems of quantitation of glucose metabolic rate (GMR) using the Sokoloff model with 2FDG. We found that arterial and venous plasma concentrat...

journal_title：Journal of computer assisted tomography

authors： Brownell GL,Kearfott KJ,Kairento AL,Elmaleh DR,Alpert NM,Correia JA,Wechsler L,Ackerman RH

更新日期：1983-10-01 00:00:00

abstract：:The incidence of melanoma has risen dramatically over the past several decades. Oncologists rely on the ability of radiologists to identify subtle radiographic changes representing metastatic and recurrent melanoma in uncommon locations on multidetector computed tomography (MDCT) as the front-line imaging surveillance...

journal_title：Journal of computer assisted tomography

authors： Jones BC,Lipson EJ,Childers B,Fishman EK,Johnson PT

更新日期：2018-05-01 00:00:00

abstract：PURPOSE:The aim of our study was to evaluate the effectiveness of additional coronal images using low-milliamperage multidetector-row computed tomography (CT) in the diagnosis of bronchiectasis. METHODS:Helical volumetric CT scans (120 kVp, 70 mA, 2.5-mm collimation, table speed of 15 mm/s, table rotation time of 1 se...

journal_title：Journal of computer assisted tomography

authors： Sung YM,Lee KS,Yi CA,Yoon YC,Kim TS,Kim S

更新日期：2003-07-01 00:00:00

abstract：:In vivo attenuation values of 19 fluid collections in 17 patients were compared with in vitro values obtained on examination of the aspirated fluids within the calibration phantom of an EMI CT5005 body scanner. While the in vitro values showed a 5.2 Hounsfield unit (HU:1,000 scale). difference between cysts and absces...

journal_title：Journal of computer assisted tomography

authors： Bydder GM,Kreel L

更新日期：1980-04-01 00:00:00

abstract：:Small aortas were documented by CT in six patients, 16-34 years old. The diameter of these aortas measured at the level of 1 cm below the orifice of the superior mesenteric artery ranged from 10 to 12 mm, much smaller than the mean of 17 mm obtained from 20 subjects, 16-20 years old. Such small aortas are usually prod...

journal_title：Journal of computer assisted tomography

authors： Shin MS,Berland LL,Ho KJ

更新日期：1990-01-01 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：:We report a case of an extramedullary plasmacytoma arising from the nasopharynx. The computed tomographic appearance of this rare tumor is discussed. ...

journal_title：Journal of computer assisted tomography

authors： Bhimani S,Griffin W,Virapongse C,Altmeyer V,Kier EL

更新日期：1983-12-01 00:00:00

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