abstract：OBJECTIVES:The authors compared multislice CT angiography and selective angiography for the assessment of coronary artery disease. METHODS:In 28 patients, the presence and degree of coronary artery stenoses were determined in coronary segments prepared with beta-blocker for good image quality with multislice CT. RESU...

journal_title：Journal of computer assisted tomography

authors： Becker CR,Knez A,Leber A,Treede H,Ohnesorge B,Schoepf UJ,Reiser MF

更新日期：2002-09-01 00:00:00

abstract：:Focal nodular hyperplasia (FNH) is a benign hepatic lesion characterized by homogeneous enhancement following intravenous contrast. The authors report a patient with a markedly heterogeneous FNH due to extensive intratumoral fat. ...

journal_title：Journal of computer assisted tomography

authors： Stanley G,Jeffrey RB Jr,Feliz B

更新日期：2002-09-01 00:00:00

abstract：:The anatomy of the teeth and surrounding bony structures is easily illustrated by computed CT image protocols, which produce detailed surface renderings of this complex area. The purpose of this article is to label the dental and bony landmarks of the maxilla, mandible, and palatine bones together with the adjacent re...

journal_title：Journal of computer assisted tomography

authors： Hayman LA,Duncan G,Gordon M,Taber KH

更新日期：2002-09-01 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

abstract：PURPOSE:The purpose of this work is to describe the CT and MR appearance of primary malignant fibrous histiocytoma (MFH) of the chest wall. METHOD:Eleven men and eight women (45-76 years old) with primary MFH of the chest wall who underwent both CT and MRI were enrolled, and the imaging interpretation was retrospectiv...

journal_title：Journal of computer assisted tomography

authors： Tateishi U,Kusumoto M,Hasegawa T,Yokoyama R,Moriyama N

更新日期：2002-07-01 00:00:00

abstract：OBJECTIVE:To determine the natural history of fluid collections that occur within the osseous tunnel after autologous hamstring repair of the anterior cruciate ligament (ACL) and to correlate with clinical outcomes. METHODS:Twenty-two patients were imaged within 1 year after autologous hamstring repair of the ACL and ...

journal_title：Journal of computer assisted tomography

authors： Sanders TG,Tall MA,Mulloy JP,Leis HT

更新日期：2002-07-01 00:00:00

abstract：PURPOSE:The purpose of this work was to determine the range of normal measurements for the thyroid gland on chest CT scans and relate it to the dimensions of the trachea. METHOD:Chest CT scans in 118 patients were examined prospectively for visibility of the thyroid gland and its relationship to the trachea. The great...

journal_title：Journal of computer assisted tomography

authors： Prince JS,Stark P

更新日期：2002-05-01 00:00:00

abstract：PURPOSE:To describe magnetic resonance (MR) imaging and MR cholangiopancreatography (MRCP) findings in gallbladder carcinoma, and to correlate these findings with available surgical and biopsy information. METHODS:Preoperative MR images (T1-weighted spin-echo, T2-weighted fast spin-echo, single shot fast spin-echo, an...

journal_title：Journal of computer assisted tomography

authors： Schwartz LH,Black J,Fong Y,Jarnagin W,Blumgart L,Gruen D,Winston C,Panicek DM

更新日期：2002-05-01 00:00:00

abstract：:We present a case of Fitz-Hugh-Curtis syndrome (Chlamydia trachomatis perihepatitis). Contrast-enhanced CT demonstrated enhancement along the surface of the liver, but it was remarkable on the anterior surface. No other abnormalities suspicious for peritonitis were found. Contrast enhancement of the anterior surface o...

journal_title：Journal of computer assisted tomography

authors： Tsubuku M,Hayashi S,Terahara A,Furukawa T,Ohmura G

更新日期：2002-05-01 00:00:00

abstract：PURPOSE:The purpose of this study was to define the radiologic features of pulmonary neuroendocrine cell hyperplasia and correlate them with clinical findings. METHOD:Five women, ranging in age from 45 to 63 years, were diagnosed with pulmonary neuroendocrine cell hyperplasia. Two radiologists assessed the presence an...

journal_title：Journal of computer assisted tomography

authors： Lee JS,Brown KK,Cool C,Lynch DA

更新日期：2002-03-01 00:00:00

abstract：PURPOSE:The purpose of this work was to conduct an MR cholangiography study of hepatobiliary abnormalities in autosomal dominant polycystic kidney disease (ADPKD) and to correlate these abnormalities with the risk of infection. METHOD:Cystic and intrahepatic bile duct (IHBD) abnormalities identified by MR cholangiogra...

journal_title：Journal of computer assisted tomography

authors： Dranssart M,Cognet F,Mousson C,Cercueil JP,Rifle G,Krause D

更新日期：2002-03-01 00:00:00

abstract：PURPOSE:The aim of this study was to evaluate the diagnostic accuracy and complication rates of a side-exiting coaxial needle system for fine needle aspiration (FNA) biopsies. METHOD:Between 1995 and 1998, 127 nonconsecutive biopsies were performed on 122 patients (74 males, 48 females). CT guidance was used in 111, u...

journal_title：Journal of computer assisted tomography

authors： Broderick LS,Kopecky KK,Cramer H

更新日期：2002-03-01 00:00:00

abstract：PURPOSE:The purpose of this work was to assess whether easily obtained clinical parameters can predict optimal scan delay for contrast-enhanced spiral CT of pulmonary arteries and to compare image quality between individualized contrast timing versus a fixed scan delay. METHOD:We used an individualized delay in 85 pat...

journal_title：Journal of computer assisted tomography

authors： Hartmann IJ,Lo RT,Bakker J,de Monyé W,van Waes PF,Pattynama PM

更新日期：2002-01-01 00:00:00

abstract：PURPOSE:The purpose of this work was to evaluate the radiologic findings of gastrointestinal (GI) tract involvement in hepatocellular carcinoma (HCC) and to discuss mechanisms of spread. METHOD:Eighteen patients with histologically proven GI tract metastasis in HCC for 4.5 years underwent CT and five also underwent up...

journal_title：Journal of computer assisted tomography

authors： Park MS,Kim KW,Yu JS,Kim MJ,Yoon SW,Chung KW,Lee JT,Yoo HS

更新日期：2002-01-01 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：:We present three cases of glioblastoma with CSF dissemination that contrast-enhanced fluid-attenuated inversion recovery MRI was sensitive enough to detect compared with contrast-enhanced T1-weighted MRI. An autopsy was performed on one patient, and its histologic findings proved the existence of CSF dissemination. ...

journal_title：Journal of computer assisted tomography

authors： Misaki K,Nakada M,Hayashi Y,Tachibana O,Yamashita J,Ueda F,Suzuki M

更新日期：2001-11-01 00:00:00

abstract：OBJECTIVE:Balò concentric sclerosis is a rare demyelinating disorder. Serial proton magnetic resonance spectroscopic (1H-MRS) studies were carried out to better understand the biochemical changes within concentric lesions. MATERIALS AND METHODS:Five concentric lesions in four patients with Balò concentric sclerosis we...

journal_title：Journal of computer assisted tomography

authors： Chen CJ

更新日期：2001-09-01 00:00:00

abstract：PURPOSE:The purpose of this study was to compare the preoperative detectability of hepatocellular carcinomas (HCCs) using combined T2-weighted and dynamic gadolinium-enhanced MRI and combined CT during arterial portography (CTAP) and CT hepatic arteriography (CTHA). METHOD:Thirty-three patients with 43 HCCs underwent ...

journal_title：Journal of computer assisted tomography

authors： Choi D,Kim SH,Lim JH,Cho JM,Lee WJ,Lee SJ,Lim HK

更新日期：2001-09-01 00:00:00

abstract：PURPOSE:The purpose of this work was to evaluate the accuracy of CT angiography (CTA) for the detection of large vessel intracranial thrombus in clinically suspected hyperacute (<6 h) stroke patients. METHOD:Forty-four consecutive intraarterial thrombolysis candidates underwent noncontrast CT followed immediately by C...

journal_title：Journal of computer assisted tomography

authors： Lev MH,Farkas J,Rodriguez VR,Schwamm LH,Hunter GJ,Putman CM,Rordorf GA,Buonanno FS,Budzik R,Koroshetz WJ,Gonzalez RG

更新日期：2001-07-01 00:00:00

abstract：:Endovascular stent grafting of abdominal aortic aneurysms is a new technique that may replace open surgery in selected cases. Pre-and postoperative angiography can be replaced by helical CT. This pictorial essay describes and illustrates the use of multislice helical CT where maximum intensity projection and multiplan...

journal_title：Journal of computer assisted tomography

authors： Rydberg J,Kopecky KK,Lalka SG,Johnson MS,Dalsing MC,Persohn SA

更新日期：2001-07-01 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：PURPOSE:The purpose of this study was to correlate thin-slice high-resolution helical CT findings of arterial and venous involvement in pancreatic cancers with surgical and histopathologic results. METHOD:Forty-eight patients with pancreatic cancer underwent preoperative thin-slice high-resolution helical CT, followed...

journal_title：Journal of computer assisted tomography

authors： Nakayama Y,Yamashita Y,Kadota M,Takahashi M,Kanemitsu K,Hiraoka T,Hirota M,Ogawa M,Takeya M

更新日期：2001-05-01 00:00:00

abstract：:Helical CT is being increasingly used for the evaluation of suspected tracheal diseases. Although nonneoplastic and noninfectious diseases of the trachea are rare, their appearance on CT images may be highly suggestive of the diagnosis. High quality multiplanar and 3D reconstructions including 3D surface-shaded displa...

journal_title：Journal of computer assisted tomography

authors： Ferretti GR,Bricault I,Coulomb M

更新日期：2001-05-01 00:00:00

abstract：PURPOSE:Quantitative measurement of change in brain size and shape (e.g., to estimate atrophy) is an important current area of research. New methods of change analysis attempt to improve robustness, accuracy, and extent of automation. A fully automated method has been developed that achieves high estimation accuracy. ...

journal_title：Journal of computer assisted tomography

authors： Smith SM,De Stefano N,Jenkinson M,Matthews PM

更新日期：2001-05-01 00:00:00

abstract：PURPOSE:The aim of this study was to describe the MR findings in extraspinal musculoskeletal tuberculosis (EMT). METHOD:A retrospective review was conducted of the MR findings of 18 patients with microbiologically and/or pathologically proven EMT. All MR studies were performed using T1-and T2-weighted spin echo sequen...

journal_title：Journal of computer assisted tomography

authors： Soler R,Rodríguez E,Remuiñán C,Santos M

更新日期：2001-03-01 00:00:00

abstract：:Retroperitoneal fat necrosis is a well-known complication of acute pancreatitis. We describe an unusual case of fat necrosis presenting as multiple, bilateral renal pseudotumors in a patient with acute pancreatitis. The imaging findings on CT and MR are discussed. ...

journal_title：Journal of computer assisted tomography

authors： Pedrosa I,Naidich JJ,Rofsky NM,Bosniak MA

更新日期：2001-03-01 00:00:00

abstract：PURPOSE:The purpose of this work was to determine the accuracy of predicting arterial enhancement from peripheral versus central venous test bolus injections at CT angiography (CTA). METHOD:In 40 patients with abdominal aortic aneurysms, aortoiliac enhancement profiles were predicted by mathematical deconvolution of t...

journal_title：Journal of computer assisted tomography

authors： Hittmair K,Fleischmann D

更新日期：2001-03-01 00:00:00

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:The purpose of this work was to evaluate patients with carpal tunnel syndrome (CTS) using a low-field extremity MR system (E-MRI: 0.2 T). METHOD:Twenty-two patients with typical findings of CTS and 30 control persons were imaged on an E-MRI. Axial T2-weighted turbo SE (TSE), T1-weighted SE sequences, and 2D GR...

journal_title：Journal of computer assisted tomography

authors： Bonél HM,Heuck A,Frei KA,Herrmann K,Scheidler J,Srivastav S,Reiser M

更新日期：2001-01-01 00:00:00

abstract：:This article reviews the computed tomography imaging features of a variety of gastric tumors containing fatty tissue. Lipoma, angiolipoma, liposarcoma, and teratoma are described. Differential diagnosis includes primary and reactive lipomatosis, carcinoma engulfing the perivisceral fat thus mimicking differentiated li...

journal_title：Journal of computer assisted tomography

authors： Ferrozzi F,Tognini G,Bova D,Pavone P

更新日期：2000-11-01 00:00:00

abstract：:We present a case series of the MR findings of destructive tears of the Achilles tendon secondary to overlying soft tissue ulcerations. ...

journal_title：Journal of computer assisted tomography

authors： Kihiczak D,Colletti PM,Terk MR

更新日期：2000-11-01 00:00:00

abstract：PURPOSE:The purpose of this work was to evaluate the helical CT and CT angiography (CTA) findings of anomalous systemic artery (ASA) to the basal segments of the left lower lobe (LLL). METHOD:Three patients (two had hemoptysis, one was asymptomatic) with blotchy nodular density in the LLL revealed on chest radiographs...

journal_title：Journal of computer assisted tomography

authors： Ko SF,Ng SH,Lee TY,Wan YL,Lee CM,Hsieh MJ,Chen MC

更新日期：2000-11-01 00:00:00

abstract：PURPOSE:To determine the frequency of extrathoracic metastases in T1 non-small-cell lung cancer. METHOD:Ninety patients with T1 lung cancer identified on CT were included. Extrathoracic metastases were evaluated at the time of initial diagnosis and during a 1-year follow-up study. The frequency of metastases was compa...

journal_title：Journal of computer assisted tomography

authors： Jung KJ,Lee KS,Kim H,Kwon OJ,Kim J,Shim YM,Kim TS

更新日期：2000-09-01 00:00:00

abstract：:Diffuse low attenuation lesions on CT scans are caused by various pathologic conditions, especially differences of the intratumoral matrix. Low attenuation on CT scans was more defined than fat density and less than muscle density, the so-called near water density. We present representative cases of low attenuation le...

journal_title：Journal of computer assisted tomography

authors： Miyake H,Hori Y,Dono S,Mori H

更新日期：2000-09-01 00:00:00

abstract：PURPOSE:The purpose of this work was to assess the activation of the supplementary motor area (SMA) during simple motor, complex motor, hot sensory, and touch sensory tasks. METHOD:Functional MRI (fMRI) was performed in eight right-handed healthy volunteers. There were four tasks: simple motor, complex motor, hot sens...

journal_title：Journal of computer assisted tomography

authors： Chung GH,Han YM,Kim CS

更新日期：2000-07-01 00:00:00

abstract：:We report a rare case of a bronchogenic cyst presenting as a pleural nodule. CT and MRI demonstrated a well circumscribed, homogeneous lesion located on the pleural surface apart from the mediastinum. It was proven to be a bronchogenic cyst localized between the parietal and visceral pleurae and connected with the med...

journal_title：Journal of computer assisted tomography

authors： Yoshioka N,Minami M,Inoue Y,Kawauchi N,Nakajima J,Oka T,Yoshikawa K,Ohtomo K

更新日期：2000-07-01 00:00:00

abstract：PURPOSE:The purpose of this work was to determine the sensitivity of hepatic digital subtraction arteriography (DSA) for the detection of hepatocellular carcinoma (HCC) and dysplastic nodules (DNs) when compared with pathological findings from whole liver explants. METHOD:Twenty-one patients 30-72 years old (mean 54 y...

journal_title：Journal of computer assisted tomography

authors： Krinsky GA,Nguyen MT,Lee VS,Rosen RJ,Goldenberg A,Theise ND,Morgan G,Rofsky NM

更新日期：2000-07-01 00:00:00

abstract：PURPOSE:The goal of this work was to evaluate three-dimensional (3D) contrast-enhanced MR angiography (MRA) for the detection of ostial stenoses of the aortic arch. METHOD:Sixteen patients with suspected carotid atherosclerotic disease prospectively underwent digital subtraction angiography of the aortic arch followed...

journal_title：Journal of computer assisted tomography

authors： Stone JA,Mukherji SK,Semelka R,Kelekis N,Neelon B,Castillo M

更新日期：2000-05-01 00:00:00

abstract：:We obtained diffusion-weighted echo planar images of the human cervical cord in vivo and correlated them with histopathologic findings. Images were obtained in 17 healthy volunteers using a 1.5 T clinical MR unit. When motion-probing gradients were added perpendicular to the long axis of the cord, the white matter was...

journal_title：Journal of computer assisted tomography

authors： Nagayoshi K,Kimura S,Ochi M,Hayashi K,Okimoto T,Wakebe T,Saiki K

更新日期：2000-05-01 00:00:00

abstract：PURPOSE:The purpose of this work was to determine the optimal delay times in two-phase helical CT for nodular hepatocellular carcinoma (HCC). METHOD:Twenty-four patients with nodular HCC (size 2.1-6.7 cm, mean 4.2 cm) were divided into three groups to undergo single-level dynamic CT with 150 ml of contrast material (i...

journal_title：Journal of computer assisted tomography

authors： Lee KH,Choi BI,Han JK,Jang HJ,Kim TK,Han MC

更新日期：2000-03-01 00:00:00