Credentialing of crossover privileges in fluoroscopy for nonradiologists.

abstract：:The evolution of Paget disease characterized both by expansion and subsequent contraction of the long bones of the ipsilateral upper extremity over a 10-year period is described. ...

journal_title：Radiology

authors： Lander PH,Hadjipavlou AG

更新日期：1986-05-01 00:00:00

abstract：PURPOSE:To evaluate radiologists' performance for determining a distinction between benign and malignant pulmonary nodules on chest radiographs without and with use of a computer-aided diagnosis scheme. MATERIALS AND METHODS:Fifty-three chest radiographs that depicted 31 primary lung cancers and 22 benign nodules were...

journal_title：Radiology

authors： Shiraishi J,Abe H,Engelmann R,Aoyama M,MacMahon H,Doi K

更新日期：2003-05-01 00:00:00

abstract：PURPOSE:To (a) demonstrate an image-processing method that can automatically measure the power Doppler signal in a three-dimensional ( 3D three-dimensional ) ultrasonographic (US) volume by using the location of organs within the image and (b) compare 3D three-dimensional fractional moving blood volume ( FMBV fractiona...

journal_title：Radiology

authors： Stevenson GN,Collins SL,Welsh AW,Impey LW,Noble JA

更新日期：2015-01-01 00:00:00

abstract：:Biliary calculi of a non-Western pattern were detected in 15 patients on real-time sonography performed over a 3-year period in a center serving a predominantly "Cape colored" (mixed race) population in South Africa. In two patients definite calculi were detected only in the common bile duct or gallbladder, but there ...

journal_title：Radiology

authors： Schulman A

更新日期：1987-02-01 00:00:00

abstract：:An overview of current air-contrast stomach examination techniques is offered: (a) Hampton's technique which does not use distension; (b) the Japanese method which utilizes the relaxant drug Buscopan, good distension, and much patient rotation; (c) a third method in which no drugs are used but more distension is obtai...

journal_title：Radiology

authors： Miller RE

更新日期：1975-12-01 00:00:00

abstract：PURPOSE:To retrospectively determine if three-dimensional (3D) viewing improves radiologists' accuracy in classifying true-positive (TP) and false-positive (FP) polyp candidates identified with computer-aided detection (CAD) and to determine candidate polyp features that are associated with classification accuracy, wit...

journal_title：Radiology

authors： Shi R,Schraedley-Desmond P,Napel S,Olcott EW,Jeffrey RB Jr,Yee J,Zalis ME,Margolis D,Paik DS,Sherbondy AJ,Sundaram P,Beaulieu CF

更新日期：2006-06-01 00:00:00

abstract：:Purpose To determine whether there were gender differences in full professorship after accounting for factors known to influence academic advancement. Materials and Methods Institutional review board approval was obtained for this HIPAA-compliant study, with waiver of informed consent. In this cross-sectional study, t...

journal_title：Radiology

authors： Kapoor N,Blumenthal DM,Smith SE,Ip IK,Khorasani R

更新日期：2017-04-01 00:00:00

abstract：PURPOSE:To investigate if abnormal early contrast enhancement of the aorta and decreased attenuation of pulmonary arteries at deep-inspiration spiral computed tomographic (CT) angiography might be caused by a patent foramen ovale (PFO). MATERIALS AND METHODS:Two hundred forty-four spiral CT angiographic images of the ...

journal_title：Radiology

authors： Henk CB,Grampp S,Linnau KF,Thurnher MM,Czerny C,Herold CJ,Mostbeck GH

更新日期：2003-03-01 00:00:00

abstract：:A case is reported of a man with a solitary pulmonary nodule that had an average CT number of 366 HU. Biopsy of the lesion demonstrated a primary adenocarcinoma of the lung with diffuse calcification. It is concluded that high CT numbers of solitary nodules do not ensure a benign lesion. ...

journal_title：Radiology

authors： Goldstein MS,Rush M,Johnson P,Sprung CL

更新日期：1984-03-01 00:00:00

abstract：:A technique to perform a liver biopsy through the femoral vein with the Mansfield biopsy forceps is described. Nine liver biopsy procedures were performed in seven patients who were considered at high risk of bleeding, precluding a conventional transperitoneal biopsy. The technique is an easy, safe, and well-tolerated...

journal_title：Radiology

authors： Mewissen MW,Lipchik EO,Schreiber ER,Varma RR

更新日期：1988-12-01 00:00:00

abstract：:Balloon dilation is a well-described, nonoperative, alternative treatment for postoperative strictures of the colon and rectum. This procedure may not be technically feasible when an occluded lumen prevents passage of a guide wire across the obstruction. The authors describe the use of transrectal ultrasound guidance ...

journal_title：Radiology

authors： Eschelman DJ,Alexander AA,Goldstein SD,Shapiro MJ

更新日期：1993-11-01 00:00:00

abstract：:A high-resolution real-time ultrasound sector scanner was used in the evaluation of patients with suspected gallbladder disease. This technique is noninvasive, requires minimal preparation, and takes less than five minutes for a thorough examination of the gallbladder and related anatomy. In 17 months, 959 patients we...

journal_title：Radiology

authors： Cooperberg PL,Pon MS,Wong P,Stoller JL,Burhenne HJ

更新日期：1979-06-01 00:00:00

abstract：:Upon review, 25 cases of Brodie abscess demonstrated a radiological spectrum not previously appreciated. One third of the lesions were diaphyseal in location, and 50% had associated cortical thickening, while 40% showed a stimulated periosteal reaction, and 20% contained sequestra. The variable radiological appearance...

journal_title：Radiology

authors： Miller WB Jr,Murphy WA,Gilula LA

更新日期：1979-07-01 00:00:00

abstract：PURPOSE:To compare the success and infection rates of radiologic placement with those of surgical placement of tunneled central venous access catheters (TCVACs) in infants and small children. MATERIALS AND METHODS:In 17 pediatric patients, TCVACs were placed with vascular access under ultrasound or fluoroscopic guidan...

journal_title：Radiology

authors： Nosher JL,Shami MM,Siegel RL,DeCandia M,Bodner LJ

更新日期：1994-07-01 00:00:00

abstract：PURPOSE:To investigate contralateral breast biopsy histologic findings in women with breast cancer. MATERIALS AND METHODS:Histologic findings in 237 patients with breast cancer who underwent contralateral breast biopsy for clinically or mammographically detected abnormalities were retrospectively reviewed. Malignant f...

journal_title：Radiology

authors： Roubidoux MA,Helvie MA,Wilson TE,Lai NE,Paramagul C

更新日期：1997-06-01 00:00:00

abstract：:In the assessment of vertebral bone mineral density (BMD) with quantitative computed tomography, accuracy is limited by systematic errors caused by beam-hardening effects and unknown marrow and fat concentrations in trabecular bone. Reproducibility depends on precise repositioning of the patient, selection of the regi...

journal_title：Radiology

authors： Kalender WA,Klotz E,Suess C

更新日期：1987-08-01 00:00:00

abstract：:In their effort to characterize the systemic "off-target" effects of radiofrequency (RF) ablation and irreversible electroporation (IRE), Bulvik et al demonstrated substantial differences in physiologic, tumorigenic, and immunologic responses between the two ablative modalities. By establishing that IRE may in fact st...

journal_title：Radiology

authors： Chapiro J,Geschwind JF

更新日期：2016-08-01 00:00:00

abstract：PURPOSE:To prospectively evaluate the relative accuracy of computed tomography (CT) and magnetic resonance (MR) imaging in the staging of colorectal carcinoma. MATERIALS AND METHODS:CT and MR studies were independently interpreted in a group of 478 patients with colorectal carcinoma in a study conducted from 1989 to 1...

journal_title：Radiology

authors： Zerhouni EA,Rutter C,Hamilton SR,Balfe DM,Megibow AJ,Francis IR,Moss AA,Heiken JP,Tempany CM,Aisen AM,Weinreb JC,Gatsonis C,McNeil BJ

更新日期：1996-08-01 00:00:00

abstract：:The authors sought to render projection magnetic resonance (MR) angiograms depicting a substantial length of human coronary arteries from sequential breath-hold two-dimensional MR images. Tomographic images of the right and left anterior descending coronary arteries were collected with use of a segmented gradient-reca...

journal_title：Radiology

authors： Edelman RR,Manning WJ,Pearlman J,Li W

更新日期：1993-06-01 00:00:00

abstract：PURPOSE:To prospectively use compact avalanche photodiodes instead of photomultiplier tubes to integrate a positron emission tomographic (PET) detector and a 7-T magnetic resonance (MR) imager. MATERIALS AND METHODS:All animal experiments were performed in accordance with the University of Tübingen guidelines and the ...

journal_title：Radiology

authors： Judenhofer MS,Catana C,Swann BK,Siegel SB,Jung WI,Nutt RE,Cherry SR,Claussen CD,Pichler BJ

更新日期：2007-09-01 00:00:00

abstract：:Remote viewing of ultrasound scans facilitates assessment of a student's technique while minimizing anxiety for both him and the patient. This method may also be effective for the busy physician who must monitor several procedures at the same time. ...

journal_title：Radiology

authors： Raskin MM,Vining PE

更新日期：1979-07-01 00:00:00

abstract：:This introduction to biostatistics and measurement is the first in a series of articles designed to provide Radiology readers with a basic understanding of statistical concepts. Although most readers of the radiology literature know that application of study results to their practice requires an understanding of stati...

journal_title：Radiology

authors： Applegate KE,Crewson PE

更新日期：2002-11-01 00:00:00

abstract：PURPOSE:To prospectively investigate whether there is support for the hypothesis that clinically unrecognized myocardial infarctions (UMIs) detected at magnetic resonance (MR) imaging have an atherosclerotic pathogenesis similar to that of recognized myocardial infarctions (RMIs). MATERIALS AND METHODS:After ethics co...

journal_title：Radiology

authors： Ebeling Barbier C,Bjerner T,Hansen T,Andersson J,Lind L,Hulthe J,Johansson L,Ahlström H

更新日期：2007-10-01 00:00:00

abstract：PURPOSE:To investigate the association between cumulative operator volume and the risk of hepatocellular carcinoma (HCC) recurrence after potentially curative radiofrequency ablation (RFA). MATERIALS AND METHODS:This study was approved by the Research Ethics Committee. By using the Taiwan National Health Insurance Res...

journal_title：Radiology

authors： Lee TY,Lin JT,Ho HJ,Wu MS,Wu CY

更新日期：2015-07-01 00:00:00

abstract：:Systemic hyperthermia is an adjuvant method of treatment used in the management of advanced cancer; the hyperthermic state is induced by either the thermal blanket or the external blood shunt method. Strict monitoring of the cardiopulmonary status, the temperature, and the fluid balance is necessary. Chest radiographs...

journal_title：Radiology

authors： Stark P,Guthrie AM,Bull J

更新日期：1985-01-01 00:00:00

abstract：PURPOSE:To study tissue platinum concentrations and the correlation between tissue and plasma platinum concentrations after negative-balance isolated pelvic perfusion (NIPP) in a porcine model. MATERIALS AND METHODS:All animal experiments were conducted according to the University Guidelines for Animal Care and Experi...

journal_title：Radiology

authors： Murata S,Onozawa S,Oda T,Mine T,Ueda T,Kumita S,Nomura K

更新日期：2012-02-01 00:00:00

abstract：PURPOSE:To investigate whether apparent diffusion coefficients (ADCs) derived from diffusion-weighted (DW) magnetic resonance (MR) imaging at 3 T correlate with the clinical risk of prostate cancer in patients with tumors that are visible on MR images, with MR imaging/transrectal ultrasonography (US) fusion-guided biop...

journal_title：Radiology

authors： Turkbey B,Shah VP,Pang Y,Bernardo M,Xu S,Kruecker J,Locklin J,Baccala AA Jr,Rastinehad AR,Merino MJ,Shih JH,Wood BJ,Pinto PA,Choyke PL

更新日期：2011-02-01 00:00:00

abstract：PURPOSE:To identify the complications and imaging findings related to lymphangioleiomyomatosis (LAM) after lung transplantation. MATERIALS AND METHODS:The authors retrospectively reviewed the clinical histories and imaging studies of 13 patients from five major medical centers who underwent unilateral (n = 8) or bilat...

journal_title：Radiology

authors： Collins J,Müller NL,Kazerooni EA,McAdams HP,Leung AN,Love RB

更新日期：1999-02-01 00:00:00

abstract：PURPOSE:To retrospectively determine and compare the sensitivity and specificity of unenhanced and contrast material-enhanced computed tomography (CT) (reference standard) in the diagnosis of brain abnormalities and to evaluate any change in diagnosis that resulted from the contrast-enhanced study. MATERIALS AND METHO...

journal_title：Radiology

authors： Branson HM,Doria AS,Moineddin R,Shroff MM

更新日期：2007-09-01 00:00:00

abstract：PURPOSE:To prospectively determine the cellular iron uptake by using R2 and R2* mapping with multiecho readout gradient-echo and spin-echo sequences. MATERIALS AND METHODS:All experiments were approved by the institutional animal care committee. Lung carcinoma cells were lipofected with superparamagnetic iron oxides (...

journal_title：Radiology

authors： Kuhlpeter R,Dahnke H,Matuszewski L,Persigehl T,von Wallbrunn A,Allkemper T,Heindel WL,Schaeffter T,Bremer C

更新日期：2007-11-01 00:00:00