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: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:Designed to provide broad-based training in all aspects of imaging, the diagnostic radiology residency program must provide educational experiences that not only provide technical training, but also meet accreditation standards. With the breadth of material to cover during training, carefully o...

journal_title：Academic radiology

authors： Jordan SG,Lee SS,Rivers LM,Schwartz CJ,Benefield T,Beck Dallaghan GL

更新日期：2021-01-21 00:00:00

abstract：BACKGROUND:The use of cardiac computed tomography (cardiac CT) and the quantification of the Agatston score for the evaluation of calcium of the aortic valve (AVC) has increased in different clinical contexts for diagnostic and prognostic purposes. This study aims to evaluate the correlation between cardiac CT and hist...

journal_title：Academic radiology

authors： Saucedo-Orozco H,Torres IP,Vera SAC,Frausto AA,Godínez JAA,Guarner-Lans V,Rubio E,López MES

更新日期：2021-01-14 00:00:00

abstract：RATIONALE AND OBJECTIVES:To determine the impact of COVID-19 workflow changes on patient throughput at the outpatient imaging facilities of a large healthcare system in New York City. MATERIALS AND METHODS:COVID-19 workflow changes to permit social distancing and patient and staff safety included screening at the time...

journal_title：Academic radiology

authors： Chang G,Doshi A,Chandarana H,Recht M

更新日期：2021-01-04 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 investigate the potential effects of patient size and radiation dose on the accuracy of iodine quantification using dual-source dual-energy computed tomography (CT). MATERIALS AND METHODS:Three phantoms representing different patient sizes were constructed, con...

journal_title：Academic radiology

authors： Jiang X,Yang X,Hintenlang DE,White RD

更新日期：2021-01-01 00:00:00

abstract：:Computed Tomography (CT) has long been regarded as a purely anatomical imaging modality. Recent advances on CT technology and Contrast Agents (CA) in both clinical and preclinical cardiac imaging offer opportunities for the use of CT in functional imaging. Combined with modern ECG-gating techniques, functional CT has ...

journal_title：Academic radiology

authors： Panetta D,Gabelloni M,Faggioni L,Pelosi G,Aringhieri G,Caramella D,Salvadori PA

更新日期：2021-01-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:Diffusion-weighted imaging (DWI) is a noninvasive imaging technique that reflects the diffusion movement of water molecules through apparent diffusion coefficient (ADC) values. The role of DWI in predicting the histological response to neoadjuvant chemotherapy in osteosarcoma is being increasin...

journal_title：Academic radiology

authors： Yuan W,Yu Q,Wang Z,Huang J,Wang J,Long L

更新日期：2020-12-29 00:00:00

abstract：RATIONALE AND OBJECTIVES:Pathogenic mutations in some genes elevate women's breast cancer risk, necessitating risk-reduction strategies. Unfortunately, women are underscreened for cancer risk, and when identified as potentially high risk, women seldom pursue genetic counseling or testing. To improve cancer risk managem...

journal_title：Academic radiology

authors： Loving VA,Luiten RC,Siettmann JM,Mina LA

更新日期：2020-12-15 00:00:00

abstract：BACKGROUND:To evaluate the utilization and efficacy of various treatments for management of adult patients with splenic trauma, highlighting the evolving role of splenic artery embolization. MATERIALS AND METHODS:The National Trauma Data Bank (NTDB) was queried for patients who sustained splenic trauma between 2007 an...

journal_title：Academic radiology

authors： Chahine AH,Gilyard S,Hanna TN,Fan S,Risk B,Johnson JO,Duszak R Jr,Newsome J,Xing M,Kokabi N

更新日期：2020-12-04 00:00:00

abstract：RATIONALE AND OBJECTIVES:Physiological measurements from coronary angiography show that coronary stenosis with necrotic core plaque reduces coronary flow reserve (CFR). Myocardial flow reserve (MFR) estimated by 13N-ammonia PET (NH3-PET) is a different index from CFR. Low attenuation plaque (LAP) on coronary CTA (CCTA)...

journal_title：Academic radiology

authors： Yamamoto A,Nagao M,Ando K,Nakao R,Sakai A,Watanabe E,Momose M,Sato K,Fukushima K,Sakai S,Hagiwara N

更新日期：2020-12-03 00:00:00

abstract：RATIONALE AND OBJECTIVES:Tumor grading of nonfunctional pancreatic neuroendocrine tumors (NF-pNETs) determines the choice of clinical treatment and management. The pathological grade of pancreatic neuroendocrine tumors is usually assessed on postoperative specimens. The goal of our study is to establish a tumor grade (...

journal_title：Academic radiology

authors： Zhao Z,Bian Y,Jiang H,Fang X,Li J,Cao K,Ma C,Wang L,Zheng J,Yue X,Zhang H,Wang X,Madabhushi A,Xu J,Jin G,Lu J

更新日期：2020-12-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:Pulmonary atelectasis presumably promotes and facilitates lung injury. However, data are limited on its direct and remote relation to inflammation. We aimed to assess regional 2-deoxy-2-[18F]-fluoro-D-glucose (18F-FDG) kinetics representative of inflammation in atelectatic and normally aerated ...

journal_title：Academic radiology

authors： Hinoshita T,Ribeiro GM,Winkler T,de Prost N,Tucci MR,Costa ELV,Wellman TJ,Hashimoto S,Zeng C,Carvalho AR,Melo MFV

更新日期：2020-12-01 00:00:00

abstract：OBJECTIVE:This study was to investigate the CT quantification of COVID-19 pneumonia and its impacts on the assessment of disease severity and the prediction of clinical outcomes in the management of COVID-19 patients. MATERIALS METHODS:Ninety-nine COVID-19 patients who were confirmed by positive nucleic acid test (NAT...

journal_title：Academic radiology

authors： Cai W,Liu T,Xue X,Luo G,Wang X,Shen Y,Fang Q,Sheng J,Chen F,Liang T

更新日期：2020-12-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:To investigate the capability of delta-radiomics to predict pathological complete response (pCR) after neoadjuvant chemoradiotherapy (nCRT) in patients with locally advanced rectal cancer (LARC). MATERIALS AND METHODS:This retrospective study enrolled 165 consecutive patients with LARC (traini...

journal_title：Academic radiology

authors： Wan L,Peng W,Zou S,Ye F,Geng Y,Ouyang H,Zhao X,Zhang H

更新日期：2020-11-11 00:00:00

abstract：RATIONALE AND OBJECTIVES:Peritumoral features have been suggested to be useful in improving the prediction performance of radiomic models. The aim of this study is to systematically investigate the prediction performance improvement for sentinel lymph node (SLN) status in breast cancer from peritumoral features in radi...

journal_title：Academic radiology

authors： Ding J,Chen S,Serrano Sosa M,Cattell R,Lei L,Sun J,Prasanna P,Liu C,Huang C

更新日期：2020-11-04 00:00:00

abstract：PURPOSE:To compare the effect of different echo times (TE) on the detection of prostate cancer (PCa) on T2-weighted MR images. MATERIALS AND METHODS:This study recruited patients (n = 38) with histologically confirmed PCa who underwent preoperative 3T MRI. Three radiologists independently marked region on interests (R...

journal_title：Academic radiology

authors： Chatterjee A,Nolan P,Sun C,Mathew M,Dwivedi D,Yousuf A,Antic T,Karczmar GS,Oto A

更新日期：2020-11-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:Skeletal muscle mass measurement is the most important element for diagnosing sarcopenia. MRI has an excellent soft-tissue contrast, which can non-invasively assess abdominal skeletal muscle area (SMA) as well as CT. This study aimed to assess the validity and reliability of abdominal SMA measu...

journal_title：Academic radiology

authors： Wang FZ,Sun H,Zhou J,Sun LL,Pan SN

更新日期：2020-10-28 00:00:00

abstract：RATIONALE AND OBJECTIVES:Coronary CT angiography (CCTA) is a noninvasive reliable cardiovascular imaging technology to assess coronary atherosclerosis progression. However, there is limited data available to investigate the relationship between the atherosclerosis progression and cardiovascular events in patients with ...

journal_title：Academic radiology

authors： Gu H,Lu B,Gao Y,Hou Z,Yang S,Yuan X,Zhao S,Wang X

更新日期：2020-10-22 00:00:00

abstract：RATIONALE AND OBJECTIVES:To investigate the value of MRI-based features and texture analysis (TA) in the differential diagnosis between ovarian thecomas/fibrothecomas (OTCA/f-TCAs) and uterine fibroids in the adnexal area (UF-iaas). MATERIALS AND METHODS:This retrospective study included 16 OTCA/f-TCA and 37 UF-iaa pa...

journal_title：Academic radiology

authors： Wei C,Chen YL,Li XX,Li NY,Wu YY,Lin TT,Wang CB,Zhang P,Dong JN,Yu YQ

更新日期：2020-10-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:While affiliated imaging centers play an important role in healthcare systems, little is known of how their operations are impacted by the COVID-19 pandemic. Our goal was to investigate imaging volume trends during the pandemic at our large academic hospital compared to the affiliated imaging c...

journal_title：Academic radiology

authors： Lang M,Yeung T,Mendoza DP,Flores EJ,Som A,Lang AL,Pianykh OS,Lee SI,Saini S,Little BP,Succi MD

更新日期：2020-10-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:Studies of medical school clerkship websites have reported efficient time management, resource utilization, and hands-on activities. We built a website devoted to medical student education in radiology to address student, educator, and school curricular needs and surveyed students to assess the...

journal_title：Academic radiology

authors： Mauro DM,Ellis JA,Lilly JF 3rd,Dallaghan GLB,Jordan SG

更新日期：2020-09-21 00:00:00

abstract：RATIONALE AND OBJECTIVES:To investigate the value of radiomics method based on the fat-suppressed T2 sequence for preoperative predicting axillary lymph node (ALN) metastasis in breast carcinoma. MATERIALS AND METHODS:The data of 329 invasive breast cancer patients were divided into the primary cohort (n = 269) and va...

journal_title：Academic radiology

authors： Tan H,Gan F,Wu Y,Zhou J,Tian J,Lin Y,Wang M

更新日期：2020-09-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:We examined the status of women's representation on radiology journal editorial boards around the world and evaluated temporal trends in female board representation. MATERIALS AND METHODS:Data on the gender of editorial board members, deputy editors, and editors-in-chief of top general radiolo...

journal_title：Academic radiology

authors： Joshi A,Kong W,Yu S,Balasubramanian S,Jankharia B,Agarwal PP

更新日期：2020-08-08 00:00:00

abstract：RATIONALE AND OBJECTIVES:We analyzed multi-institutional data to determine if Step 3 performance tiers can identify radiology residents with increased risk of Core examination failure and submean performance. MATERIALS AND METHODS:We collected Step 3 scores (USMLE Step 3 or COMLEX Level 3) and American Board of Radiol...

journal_title：Academic radiology

authors： Patel MD,Benefield T,Hunt KN,Tomblinson CM,Ali K,DeBenedectis CM,England E,Gaviola GC,Ho CP,Jay AK,Milburn JM,Ong S,Robbins JB,Sarkany DS,Heitkamp DE,Jordan SG

更新日期：2020-08-06 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:To evaluate if incidental abdominopelvic calcified atherosclerosis (ACA) in patients under 50 years of age correlates with cardiovascular disease (CVD) risk factors. Most studies evaluating calcific atherosclerosis and associated increased risk of CVD have concentrated on middle age and older p...

journal_title：Academic radiology

authors： Bernheim A,Grunhut J,Tang A,Gofur E,Thai J,Mehta V,Stern J,Jadidi N,Hodes A,Goldwasser B,Arneja A,Krausz D,Coords M,Peti S,Chacko J,Sarkany D

更新日期：2020-08-01 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 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:Acute and chronic graft rejection remains the major problem in clinical surveillance of lung-transplanted patients and early detection of complications is of capital importance to allow the optimal therapeutic option. The aim of this study was to investigate the role of quantitative non contras...

journal_title：Academic radiology

authors： Pennati F,Salito C,Borzani I,Carrafiello G,Morlacchi LC,Vaira V,Nosotti M,Palleschi A,Aliverti A

更新日期：2020-07-08 00:00:00

abstract：BACKGROUND:There is compelling evidence that neurochemical changes measured by proton magnetic resonance spectroscopy (1H-MRS) occur at different phases of Alzheimer's disease (AD). However, the extent to which these neurochemical changes are associated with validated AD biomarkers and/or apolipoprotein (APOE) ε4 is ye...

journal_title：Academic radiology

authors： Piersson AD,Mohamad M,Rajab F,Suppiah S

更新日期：2020-07-07 00:00:00

abstract：RATIONALE AND OBJECTIVES:Histological subtypes of lung cancers are critical for clinical treatment decision. In this study, we attempt to use 3D deep learning and radiomics methods to automatically distinguish lung adenocarcinomas (ADC), squamous cell carcinomas (SCC), and small cell lung cancers (SCLC) respectively on...

journal_title：Academic radiology

authors： Guo Y,Song Q,Jiang M,Guo Y,Xu P,Zhang Y,Fu CC,Fang Q,Zeng M,Yao X

更新日期：2020-07-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:To evaluate the image quality of virtual monochromatic images (VMI) reconstructed from dual-energy dual-source noncontrast head CT with different reconstruction kernels. MATERIALS AND METHODS:Twenty-five consecutive adult patients underwent noncontrast dual-energy CT. VMI were retrospectively ...

journal_title：Academic radiology

authors： van Ommen F,Kauw F,Bennink E,Heit JJ,Wolman DN,Dankbaar JW,de Jong HWAM,Wintermark M

更新日期：2020-06-30 00:00:00

abstract：RATIONALE AND OBJECTIVES:This study's aims were to depict changes in cartilage quality after surgical intervention using magnetic resonance (MR) examination and in content of glycosaminoglycans chains (GAGs) after two types of surgeries - chondral defect treatment by microfractures and scaffold implantation in combinat...

journal_title：Academic radiology

authors： Šprláková-Puková A,Štouračová A,Repko M,Koriťáková E,Tintěra J,Dostál M,Otaševič T

更新日期：2020-06-30 00:00:00

abstract：RATIONALE AND OBJECTIVES:To evaluate conspicuity of screen-detected cancers on two-dimensional synthetic mammography (SM) reconstructed from digital breast tomosynthesis (DBT) compared to two-dimensional full field digital mammography (FFDM). MATERIALS AND METHODS:IRB-approved retrospective review of consecutive scree...

journal_title：Academic radiology

authors： Chikarmane SA,Yeh ED,Wang A,Ratanaprasatporn L,Giess CS

更新日期：2020-06-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:To evaluate the value of texture analysis on preoperative magnetic resonance imaging (MRI) for identifying nonfunctional pancreatic neuroendocrine neoplasms (NF-PNENs) and solid pseudopapillary neoplasms (SPNs). MATERIALS AND METHODS:This retrospective study included 119 patients who underwent...

journal_title：Academic radiology

authors： Li X,Zhu H,Qian X,Chen N,Lin X

更新日期：2020-06-01 00:00:00

abstract：:Technologic advances have resulted in the expansion of web-based conferencing and education. While historically video-conferencing has been used for didactic educational sessions, we present its novel use in virtual radiology read-outs in the face of the COVID-19 pandemic. Knowledge of key aspects of set-up, implement...

journal_title：Academic radiology

authors： Li CH,Rajamohan AG,Acharya PT,Liu CJ,Patel V,Go JL,Kim PE,Acharya J

更新日期：2020-06-01 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:To describe the application of time maximum intensity projection CTA (t-MIP CTA) in acute ischemic stroke and compare t-MIP CTA and single-phase CTA (sCTA) in assessing collateral circulation and predicting prognosis. MATERIALS AND METHODS:Twenty-nine acute ischemic stroke patients who underwe...

journal_title：Academic radiology

authors： Cao R,Jiang Y,Lu J,Wu G,Zhang L,Chen J

更新日期：2020-05-01 00:00:00