Using health services research to meet ACGME resident research requirements.

abstract：RATIONALE AND OBJECTIVES:We evaluated the effect of gravity on intrahepatic perfusion (IHP) in patients with a port-catheter system (PCS) implanted for hepatic arterial infusion chemotherapy (HAIC). Using fused single photon-emission computed tomographic (SPECT)/computed tomographic (CT) images, we compared IHP after t...

journal_title：Academic radiology

authors： Tamura Y,Ikeda O,Nakasone Y,Shiraishi S,Tomiguchi S,Yamashita Y,Takamori H,Baba H

更新日期：2009-06-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:There is discordance between the American Board of Radiology (ABR) and many radiology trainees with respect to the most appropriate means to prepare for the ABR Core Examination. Whereas the ABR suggests that participation in routine clinical examination interpretation best prepares a trainee f...

journal_title：Academic radiology

authors： Nickerson JP,Koski C,Anderson JC,Beckett B,Jackson VP

更新日期：2020-02-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:Evidence is inconsistent about whether radiologists' interpretive performance on a screening mammography test set reflects their performance in clinical practice. This study aimed to estimate the correlation between test set and clinical performance and determine if the correlation is influence...

journal_title：Academic radiology

authors： Miglioretti DL,Ichikawa L,Smith RA,Buist DSM,Carney PA,Geller B,Monsees B,Onega T,Rosenberg R,Sickles EA,Yankaskas BC,Kerlikowske K

更新日期：2017-10-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:To evaluate the feasibility and performance of an x-ray beam equalization system for chest radiography using anthropomorphic phantoms. MATERIALS AND METHODS:Area beam equalization involves the process of the initial unequalized image acquisition, attenuator thickness calculation, mask generati...

journal_title：Academic radiology

authors： Xu T,Shikhaliev PM,Berenji GR,Tehranzadeh J,Saremi F,Molloi S

更新日期：2004-04-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:The authors performed this study to determine if bronchial wall thickening is present in children with moderate to severe asthma during periods free from clinical bronchoconstriction. MATERIALS AND METHODS:The authors obtained low (radiation) dose thin-section computed tomographic (CT) scans i...

journal_title：Academic radiology

authors： Ketai L,Coutsias C,Williamson S,Coutsias V

更新日期：2001-03-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:SYNTAX score is a useful metric determined at the time of invasive coronary angiography (ICA) to assess the complexity of coronary artery disease, and improves prediction of complications at the time of percutaneous complex intervention (PCI). We aimed to determine whether SYNTAX score can be r...

journal_title：Academic radiology

authors： Shalev A,Nakazato R,Arsanjani R,Nakanishi R,Park HB,Otaki Y,Cheng VY,Gransar H,LaBounty TM,Hayes SW,Berman DS,Min JK

更新日期：2016-11-01 00:00:00

abstract：:Imaging screening examinations are growing in their indications and volume to identify conditions at an early, treatable stage. The Radiology Research Alliance's 'Role of Imaging in Health Screening' Task Force provides a review of imaging-based screening rationale, economics, and describes established guidelines by v...

journal_title：Academic radiology

authors： Ballard DH,Burton KR,Lakomkin N,Kim S,Rajiah P,Patel MJ,Mazaheri P,Whitman GJ

更新日期：2020-05-11 00:00:00

abstract：RATIONALE AND OBJECTIVES:The purpose of this study was to determine the feasibility of using transabdominal ultrasonography (US) to monitor tumor growth and response to therapy in a mouse model of orthotopic bladder carcinoma. MATERIALS AND METHODS:Human bladder carcinoma cell suspensions were injected into the bladde...

journal_title：Academic radiology

authors： Rooks V,Beecken WD,Iordanescu I,Taylor GA

更新日期：2001-02-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:In clinical guideline or criteria development processes, such as those used in developing American College of Radiology Appropriateness Criteria (ACR AC), experts subjectively evaluate benefits and risks associated with imaging tests and make complex decisions about imaging recommendations. The...

journal_title：Academic radiology

authors： Agapova M,Bresnahan BW,Linnau KF,Garrison LP Jr,Higashi M,Kessler L,Devine B

更新日期：2017-05-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:To determine graduating medical students' perceptions of radiology and to document changes in their perceptions since they entered medical school. MATERIALS AND METHODS:A survey questionnaire was distributed to 213 graduating students. Questions were similar to those answered by the same group...

journal_title：Academic radiology

authors： Kazerooni EA,Blane CE,Schlesinger AE,Vydareny KH

更新日期：1997-08-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:To investigate changes in lung microstructure in healthy adult subjects with no smoking history using diffusion-weighted 3He MRI. MATERIALS AND METHODS:Diffusion magnetic resonance imaging using hyperpolarized helium 3 (3He) was applied to healthy volunteers to explore the dependence of lung m...

journal_title：Academic radiology

authors： Fain SB,Altes TA,Panth SR,Evans MD,Waters B,Mugler JP 3rd,Korosec FR,Grist TM,Silverman M,Salerno M,Owers-Bradley J

更新日期：2005-11-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:The aim of this study was to identify clinically useful tumor/normal brain apparent diffusion coefficient (ADC) ratios for distinguishing common pediatric cerebellar tumors. MATERIALS AND METHODS:Review of medical records revealed 79 patients with cerebellar tumors who underwent preoperative m...

journal_title：Academic radiology

authors： Gimi B,Cederberg K,Derinkuyu B,Gargan L,Koral KM,Bowers DC,Koral K

更新日期：2012-07-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:The purpose of our study was to evaluate magnetic resonance (MR) artifacts related to breast tissue markers in breast imaging procedures. MATERIALS AND METHODS:In this bicentric prospective ex vivo study 10 different commercially available markers were measured in self-made breast phantoms. Br...

journal_title：Academic radiology

authors： Puesken M,Unterberg-Buchwald C,Rhiem K,Große Hokamp N,Maintz D,Lotz J,Wienbeck S

更新日期：2021-01-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:The purpose of this study was to determine textural features that show a significant difference between carcinomatous tissue and the bladder wall on magnetic resonance imaging (MRI) and explore the feasibility of using them to differentiate malignancy from the normal bladder wall as an initial ...

journal_title：Academic radiology

authors： Shi Z,Yang Z,Zhang G,Cui G,Xiong X,Liang Z,Lu H

更新日期：2013-08-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:To identify magnetic resonance (MR) imaging characteristics allowing specific preoperative discrimination between colloid cysts (CCs) of the sellar region and third ventricle (CC3rdv) versus Rathke's cleft cysts (RCCs). MATERIALS AND METHODS:MR imaging data of 38 patients with histologically p...

journal_title：Academic radiology

authors： Bender B,Honegger JB,Beschorner R,Ernemann U,Horger M

更新日期：2013-11-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:Traditional oral and written examinations can be limited in predicting future clinical performance. Therefore Objective Structured Clinical Examinations (OSCEs) have been introduced in other specialties. The authors assessed their value in radiology. MATERIALS AND METHODS:The study includes 12...

journal_title：Academic radiology

authors： Morag E,Lieberman G,Volkan K,Shaffer K,Novelline R,Lang EV

更新日期：2001-01-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:The authors performed this study to determine the optimum threshold for performing computed tomographic (CT) angiography with shaded surface display (SSD). MATERIALS AND METHODS:A dedicated phantom was developed with an 8-mm luminal diameter. Each of 19 vessels had stenoses ranging from 0% to ...

journal_title：Academic radiology

authors： Addis KA,Hopper KD,Iyriboz TA,Kasales CJ,Liu Y,Wise SW

更新日期：2001-10-01 00:00:00

abstract：:Successful research results from the combination of multiple elements, including an appropriate research question, study design, research method, statistical analysis, and interpretation of results. One element of research that is easy to overlook is proper data collection and preparation for analysis. If data collect...

journal_title：Academic radiology

authors： Juluru K,Eng J

更新日期：2015-12-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:Breast cancer is the leading type of cancer among women. Visualization and characterization of breast lesions based on vascularity kinetics was evaluated using three-dimensional (3D) contrast-enhanced ultrasound imaging in a clinical study. MATERIALS AND METHODS:Breast lesions (n = 219) were i...

journal_title：Academic radiology

authors： Sridharan A,Eisenbrey JR,Stanczak M,Machado P,Merton DA,Wilkes A,Sevrukov A,Ojeda-Fournier H,Mattrey RF,Wallace K,Forsberg F

更新日期：2020-08-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:To quantify the use of Diagnostic Certainty Phrases (DCP) in radiology reports, including DCPs with good agreement (including "diagnostic of," "unlikely" and "represents") in connoting degree of certainty between providers based on previous studies; and to assess whether modality, presence of a...

journal_title：Academic radiology

authors： Lacson R,Odigie E,Wang A,Kapoor N,Shinagare A,Boland G,Khorasani R

更新日期：2019-09-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:Ki-67 is one of the most important biomarkers of breast cancer traditionally measured invasively via immunohistochemistry. In this study, deep learning based radiomics models were established for preoperative prediction of Ki-67 status using multiparametric magnetic resonance imaging (mp-MRI). ...

journal_title：Academic radiology

authors： Liu W,Cheng Y,Liu Z,Liu C,Cattell R,Xie X,Wang Y,Yang X,Ye W,Liang C,Li J,Gao Y,Huang C,Liang C

更新日期：2021-02-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:The American Association of Academic Chief Residents in Radiology annually surveys residency programs on a variety of issues related to residency training. The survey results allow individual programs to compare features of their programs with national averages and to gauge trends in radiology ...

journal_title：Academic radiology

authors： Heck DV,Vaughan TE,Duncan JR,Evens RG

更新日期：1998-03-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:The Mammography Quality Standards Act requires practices to measure limited aspects of their performance. The authors conducted this study to calculate the differences in measurements of sensitivity and specificity due only to differences in the definitions used in the analysis. This included d...

journal_title：Academic radiology

authors： Rosenberg RD,Yankaskas BC,Hunt WC,Ballard-Barbash R,Urban N,Ernster VL,Kerlikowske K,Geller B,Carney PA,Taplin S

更新日期：2000-12-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:To investigate the feasibility of oxygen-challenge blood oxygen level-dependent (BOLD) magnetic resonance imaging (MRI) at 3T for evaluating the early change of blood oxygenation before and after transcatheter arterial embolization (TACE) in patients with hepatocellular carcinoma (HCC). MATERI...

journal_title：Academic radiology

authors： Li B,Xu A,Huang Y,Peng L,Xiang K,Li Q,Tang D,You H,Tan F,Wang N

更新日期：2020-07-31 00:00:00

abstract：RATIONALE AND OBJECTIVES:Engaging medical students during a radiology course can be challenging. We sought a way to actively engage students with live cases, allow them to interact with the picture archiving and communication system workstation, and experience what it is like to be a radiologist. MATERIALS AND METHODS...

journal_title：Academic radiology

authors： Huang J,Bingham B,Jordanov M

更新日期：2021-02-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:The authors performed this study to assess the performance of a computer-based classification system that uses gaze locations of observers to define the subspace for machine learning. MATERIALS AND METHODS:Thirty-two dental radiographs were classified by an expert viewer into four categories o...

journal_title：Academic radiology

authors： Carmody DP,McGrath SP,Dunn SM,van der Stelt PF,Schouten E

更新日期：2001-12-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:This study was undertaken to clarify the difference in signal pattern on contrast material-enhanced T1-weighted magnetic resonance (MR) magnetization transfer (MT) images between enhancing and nonenhancing lesions in various intracranial diseases and to determine the necessity of nonenhanced MT...

journal_title：Academic radiology

authors： Higano S,Shrier DA,Numaguchi Y,Shibata DK,Kwok E

更新日期：2000-03-01 00:00:00

abstract：PURPOSE:To evaluate diagnostic accuracy and clinical outcomes of patients with porcelain gallbladder (GB) diagnosed on CT. MATERIALS AND METHODS:In this IRB-approved, HIPAA-compliant study, consecutive patients with porcelain gallbladder reported on CT between December 1, 2000 and August 31, 2017 in a tertiary academi...

journal_title：Academic radiology

authors： Appel E,Dommaraju S,Siewert B,Gonzalez RS,Camacho A,Park Y,Brook OR

更新日期：2020-08-04 00:00:00

abstract：RATIONALE AND OBJECTIVES:Extraintestinal abnormalities visible without contrast material on abdominal radiographs are reported less frequently when contrast examinations are performed. Gaze dwell time was used to determine whether this difference is due to failure by observers to scan plain-film regions of contrast stu...

journal_title：Academic radiology

authors： Berbaum KS,Franken EA Jr,Dorfman DD,Miller EM,Krupinski EA,Kreinbring K,Caldwell RT,Lu CH

更新日期：1996-10-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:The aims of this study were to review the role of a quality information program (QUIP) as a semiautomated educational feedback mechanism and to review common errors in cross-sectional abdominal and pelvic studies as an initiative for continuing medical education and improving patient care. MAT...

journal_title：Academic radiology

authors： Kielar AZ,McInnes M,Quan M,O'Sullivan J

更新日期：2011-11-01 00:00:00