Comparison of the image quality of 105mm film with conventional film.

abstract：:Purpose To determine the prevalence of the spot sign and the accuracy of using the spot sign to predict intracerebral hemorrhage (ICH) expansion with standardized multiphase computed tomographic (CT) angiography. Materials and Methods This prospective observational cohort study included 123 consecutive patients with a...

journal_title：Radiology

authors： Rodriguez-Luna D,Coscojuela P,Rodriguez-Villatoro N,Juega JM,Boned S,Muchada M,Pagola J,Rubiera M,Ribo M,Tomasello A,Demchuk AM,Goyal M,Molina CA

更新日期：2017-12-01 00:00:00

abstract：:Fifty-one pediatric patients (range, 1 mo. to 16 yr.), all of whom had normal clinical findings and laboratory data pertaining to the gallbladder and biliary tract, were examined by ultrasound. Scans showed a gradual increase in the size of the gallbladder with age; only one patient had a gallbladder diameter greater ...

journal_title：Radiology

authors： McGahan JP,Phillips HE,Cox KL

更新日期：1982-09-01 00:00:00

abstract：:A computer based verification system which monitors the operation of a 4-MV linear accelerator is described. Fourteen parameters can be checked for proper alignment prior to irradiation. A training simulator was also built to minimize interference with treatment schedules and to provide technicians with experience in ...

journal_title：Radiology

authors： Sternick ES,Berry JR,Curran B,Loomis SA

更新日期：1979-04-01 00:00:00

abstract：:Various whole-body, multiple-field, electron-beam therapy techniques are analyzed. Accelerator characteristics, various dosimetric techniques, and experimental setup are described. A flattening filter was constructed which produced an uncollimated electron-beam profile (4 MeV) with a uniformity of +/- 8% across a 200-...

journal_title：Radiology

authors： Tetenes PJ,Goodwin PN

更新日期：1977-01-01 00:00:00

abstract：:A systematic approach to the diagnosis and treatment of angiofibromas is presented. The distinction between true and false internal carotid supply to these tumors as well as identification of vascular anatomical variants that may represent potential hazards of embolization are emphasized. Areterial supply to the crani...

journal_title：Radiology

authors： Lasjaunias P

更新日期：1980-07-01 00:00:00

abstract：PURPOSE:To compare breast cancer disease-free survival (DFS) outcomes of patients with newly diagnosed breast cancer without and with preoperative magnetic resonance (MR) imaging. MATERIALS AND METHODS This study was approved by an institutional review board, and informed consent was waived. From 2004 to 2009 (unilater...

journal_title：Radiology

authors： Yi A,Cho N,Yang KS,Han W,Noh DY,Moon WK

更新日期：2015-09-01 00:00:00

abstract：:The purpose of the study was to prospectively evaluate a whole-body magnetic resonance (MR) imaging protocol to help depict metastases by using unenhanced T2-weighted and contrast material-enhanced T1-weighted real-time sequences during continuous table movement. The study was conducted after approval of the local ins...

journal_title：Radiology

authors： Brauck K,Zenge MO,Vogt FM,Quick HH,Stock F,Trarbach T,Ladd ME,Barkhausen J

更新日期：2008-03-01 00:00:00

abstract：:History A 43-year-old right-handed man presented with a history of progressive mild left-sided weakness and slowness of movements. Symptoms began 4 years earlier, and the patient noticed a progressive decline in his daily routine due to gait difficulties in the past year. There was no history of head trauma, surgery, ...

journal_title：Radiology

authors： Vale TC,de Lima Pinto FC,Pedroso JL,Alves Dos Reis M,Batista IR,Affonseca Bressan R,Magalhães Rivero RL,Mendonça RA,Barsottini OG

更新日期：2017-05-01 00:00:00

abstract：:There are multiple causes for hematuria in infants and children. When hematuria is accompanied by dysuria, however, one should focus attention on the lower urinary tract. Although ultrasound (US) is a well-established method for assessing the kidneys and bladder, little attention has been focused on its use for evalua...

journal_title：Radiology

authors： Kessler A,Rosenberg HK,Smoyer WE,Blyth B

更新日期：1992-12-01 00:00:00

abstract：:Transcolorectal endosonography (TES) with use of both a nonoptic instrument and an echocolonoscope was performed in 91 patients with colorectal carcinomas (61 rectal and 30 colonic). Correlation of results at TES with results of histologic analysis of resected specimens according to the 1987 TNM classification demonst...

journal_title：Radiology

authors： Tio TL,Coene PP,van Delden OM,Tytgat GN

更新日期：1991-04-01 00:00:00

abstract：PURPOSE:To retrospectively evaluate fused positron emission tomography (PET)/computed tomography (CT) in depicting the primary lesion in cancer of an unknown primary tumor, compared with PET, CT, and PET and CT side-by-side evaluation. MATERIALS AND METHODS:Institutional review board approval and informed consent were...

journal_title：Radiology

authors： Gutzeit A,Antoch G,Kühl H,Egelhof T,Fischer M,Hauth E,Goehde S,Bockisch A,Debatin J,Freudenberg L

更新日期：2005-01-01 00:00:00

abstract：PURPOSE:To compare the use of dynamic oxygen-enhanced magnetic resonance (MR) imaging with the use of quantitatively assessed computed tomography (CT) for assessment of clinical stage and evaluation of pulmonary functional change due to treatment in patients with asthma. MATERIALS AND METHODS:The institutional review ...

journal_title：Radiology

authors： Ohno Y,Nishio M,Koyama H,Seki S,Yoshikawa T,Matsumoto S,Obara M,van Cauteren M,Sugimura K

更新日期：2014-12-01 00:00:00

abstract：:The findings at magnetic resonance (MR) imaging in a group of 36 pathologically verified supratentorial gliomas were analyzed and compared with the biopsy diagnoses (a) to determine whether MR imaging could be used to classify astrocytic-series tumors into a three-tiered system of low-grade astrocytoma, anaplastic ast...

journal_title：Radiology

authors： Dean BL,Drayer BP,Bird CR,Flom RA,Hodak JA,Coons SW,Carey RG

更新日期：1990-02-01 00:00:00

abstract：PURPOSE:To determine technical success with percutaneous abscess drainage (PAD) in patients with Crohn disease during 14 years. MATERIALS AND METHODS:Medical records of 32 patients with Crohn disease who underwent PAD from 1985 to 1999 were reviewed. Results of abscess drainage and nature of subsequent surgical proced...

journal_title：Radiology

authors： Gervais DA,Hahn PF,O'Neill MJ,Mueller PR

更新日期：2002-03-01 00:00:00

abstract：:We believe that a substantial experience demonstrating the effectiveness and safety of infrapopliteal artery PTA has been accumulated. It is clear that the results of tibial PTA and femoropopliteal PTA are closely associated for most patients undergoing limb salvage procedures. Anatomic selection is most important; pa...

journal_title：Radiology

authors： Bakal CW,Cynamon J,Sprayregen S

更新日期：1996-07-01 00:00:00

abstract：:Background Water signal contamination is a major challenge for direct ultrashort echo time (UTE) imaging of myelin in vivo because water contributes most of the signals detected in white matter. Purpose To validate a new short repetition time (TR) adiabatic inversion recovery (STAIR) prepared UTE (STAIR-UTE) sequence ...

journal_title：Radiology

authors： Ma YJ,Jang H,Wei Z,Cai Z,Xue Y,Lee RR,Chang EY,Bydder GM,Corey-Bloom J,Du J

更新日期：2020-11-01 00:00:00

abstract：:This report is to complement the original Fleischner Society recommendations for incidentally detected solid nodules by proposing a set of recommendations specifically aimed at subsolid nodules. The development of a standardized approach to the interpretation and management of subsolid nodules remains critically impor...

journal_title：Radiology

authors： Naidich DP,Bankier AA,MacMahon H,Schaefer-Prokop CM,Pistolesi M,Goo JM,Macchiarini P,Crapo JD,Herold CJ,Austin JH,Travis WD

更新日期：2013-01-01 00:00:00

abstract：:We compared the effectiveness of magnetic resonance (MR) imaging and computed tomography (CT) in evaluating sellar and juxtasellar lesions. Fifty-five lesions were imaged with a Technicare 0.5-T superconducting MR imager and GE 9800 and 8800 CT scanners: 26 pituitary adenomas (including six microadenomas), six craniop...

journal_title：Radiology

authors： Lee BC,Deck MD

更新日期：1985-10-01 00:00:00

abstract：:Nine patients who had acute and subacute stroke were examined by nuclear magnetic resonance (NMR) using a 6-MHz Bruker Instruments proton scanner. A modified Carr-Purcell-Meiboom-Gill pulse sequence was used for signal detection. The resultant string of spin-echoes was Fourier transformed into projections that were su...

journal_title：Radiology

authors： Bryan RN,Willcott MR,Schneiders NJ,Ford JJ,Derman HS

更新日期：1983-10-01 00:00:00

abstract：:One hundred thirty patients with a diversity of knee joint injuries were evaluated with a high-resolution magnetic resonance (MR) imaging technique. The authors report the accuracy of this technique in the evaluation of 105 patients with suspected meniscal tears, 26 patients with suspected cruciate ligament tears, and...

journal_title：Radiology

authors： Reicher MA,Hartzman S,Bassett LW,Mandelbaum B,Duckwiler G,Gold RH

更新日期：1987-02-01 00:00:00

abstract：:The relationship between patient waiting time and capacity and utilization is quantified. By deciding upon the average acceptable and maximum allowable waiting times, the required capacity and resulting utilization rate are fixed. The data needed for analysis include waiting time, patient volume, time required for spe...

journal_title：Radiology

authors： Rhea JT,St Germain RP

更新日期：1979-03-01 00:00:00

abstract：:Metabolic syndrome has become an important public health problem and has reached epidemic proportions globally. Metabolic syndrome is characterized by a cluster of metabolic abnormalities in an individual, with insulin resistance as the main characteristic. The major adverse consequence of metabolic syndrome is cardio...

journal_title：Radiology

authors： van der Meer RW,Lamb HJ,Smit JW,de Roos A

更新日期：2012-07-01 00:00:00

abstract：:Ankle trauma commonly results in significant injury. Knowledge of the anatomy of the normally nonopaque major supportive ligaments, and their relationships to the osseous structures seen on standard roentgenograms, facilitates interpretation of both plain films and ankle arthrograms. A group of normal, non-preserved a...

journal_title：Radiology

authors： Kaye JJ,Bohne WH

更新日期：1977-12-01 00:00:00

abstract：PURPOSE:To evaluate oxygen-enhanced T1-mapping magnetic resonance (MR) imaging as a noninvasive method for visualization and quantification of regional inflammation after segmental allergen challenge in asthmatic patients compared with control subjects. MATERIALS AND METHODS:After institutional review board approval, ...

journal_title：Radiology

authors： Renne J,Hinrichs J,Schönfeld C,Gutberlet M,Winkler C,Faulenbach C,Jakob P,Schaumann F,Krug N,Wacker F,Hohlfeld JM,Vogel-Claussen J

更新日期：2015-01-01 00:00:00

abstract：PURPOSE:To evaluate differences in T2 values in femoral and tibial cartilage at magnetic resonance (MR) imaging in patients with varying degrees of osteoarthritis (OA) compared with healthy subjects and to develop a mapping and display method based on calculation of T2 z scores for visual grading and assessment of cart...

journal_title：Radiology

authors： Dunn TC,Lu Y,Jin H,Ries MD,Majumdar S

更新日期：2004-08-01 00:00:00

abstract：PURPOSE:To assess whether using magnetic resonance (MR) imaging combined with computational fluid dynamics (CFD) could reveal changes in common carotid artery (CCA) flow and wall shear stress (WSS) that might contribute to differences in CCA remodeling between amlodipine, a calcium channel blocker, and lisinopril, an a...

journal_title：Radiology

authors： Ariff BB,Glor FP,Crowe L,Xu XY,Vennart W,Firmin DN,Thom SM,Hughes AD

更新日期：2010-12-01 00:00:00

abstract：:Purpose To perform an intra-animal comparison between (a) three-dimensional (3D) molecularly targeted ultrasonography (US) by using clinical-grade vascular endothelial growth factor receptor 2 (VEGFR2)-targeted microbubbles and (b) 3D dynamic contrast material-enhanced (DCE) US by using nontargeted microbubbles for as...

journal_title：Radiology

authors： Wang H,Lutz AM,Hristov D,Tian L,Willmann JK

更新日期：2017-02-01 00:00:00

abstract：:Radiographic analysis of 33 cases of trisomy 9p (21 familial, 12 nonfamilial) disclosed consistent abnormalities in the hands, feet, and pelvic bones, with one exception (subsequently considered a misdiagnosis). Most of the abnormalities were present only during the period of epiphyseal growth and occurred with simila...

journal_title：Radiology

authors： Schinzel A

更新日期：1979-01-01 00:00:00

abstract：:Background Cardiac MRI late gadolinium enhancement (LGE) scar volume is an important marker for outcome prediction in patients with hypertrophic cardiomyopathy (HCM); however, its clinical application is hindered by a lack of measurement standardization. Purpose To develop and evaluate a three-dimensional (3D) convolu...

journal_title：Radiology

authors： Fahmy AS,Neisius U,Chan RH,Rowin EJ,Manning WJ,Maron MS,Nezafat R

更新日期：2020-01-01 00:00:00

abstract：PURPOSE:To determine the diagnostic accuracy of breath-hold, contrast material-enhanced, three-dimensional (3D) magnetic resonance (MR) angiography in the assessment of the aortoiliac inflow tract and renal arteries with conventional catheter angiography as the standard of reference. MATERIALS AND METHODS:In 39 patien...

journal_title：Radiology

authors： Hany TF,Debatin JF,Leung DA,Pfammatter T

更新日期：1997-08-01 00:00:00