Search Results - "Ivanc, Thomas"

Improved sensitivity of computed tomography towards iodine and gold nanoparticle contrast agents via iterative reconstruction methods by Bernstein, Ally Leigh, Dhanantwari, Amar, Jurcova, Martina, Cheheltani, Rabee, Naha, Pratap Chandra, Ivanc, Thomas, Shefer, Efrat, Cormode, David Peter

“…Computed tomography is a widely used medical imaging technique that has high spatial and temporal resolution. Its weakness is its low sensitivity towards…”
Get full text

Diagnostic accuracy of virtual non-contrast CT for aortic valve stenosis severity evaluation by Lorenzatti, Daniel, Piña, Pamela, Daich, Jonathan, Scotti, Andrea, Perez-Cervera, Javier, Miranda, Rita, Feinberg, Ari J., Halliburton, Sandra S., Ivanc, Thomas B., Schenone, Aldo L., Kuno, Toshiki, Latib, Azeem, Dey, Damini, Pibarot, Philippe, Dweck, Marc R., Garcia, Mario J., Slipczuk, Leandro

“…Computed tomography aortic valve calcium (AVC) score has accepted value for diagnosing and predicting outcomes in aortic stenosis (AS). Multi-energy CT (MECT)…”
Get full text

Evaluation of image quality and radiation dose at prospective ECG-triggered axial 256-slice multi-detector CT in infants with congenital heart disease by Huang, Mei-ping, Liang, Chang-hong, Zhao, Zhen-jun, Liu, Hui, Li, Jing-lei, Zhang, Jin-e, Cui, Yan-hai, Yang, Lin, Liu, Qi-shun, Ivanc, Thomas B., Vembar, Mani

“…Background There are a limited number of reports on the technical and clinical feasibility of prospective electrocardiogram (ECG)-gated multi-detector computed…”
Get full text

Individualized reduction of radiation dose with a chest circumference-adapted technique and iterative reconstructions in 256-slice retrospective and prospective ECG-triggered computed tomography coronary angiography by Li, Jing-Lei, Huang, Mei-Ping, Cao, Xi-Ming, Cui, Yan-Hai, Ivanc, Thomas B, Liang, Chang-Hong

“…PURPOSETo assess the impact of chest circumference (CC)-adjusted tube current and iterative reconstructions (iDose) on individualized radiation dose reduction…”
Get full text

Antihypertensive therapy and regression of coronary artery disease: Insights from the Comparison of Amlodipine versus Enalapril to Limit Occurrences of Thrombosis (CAMELOT) and Norvasc for Regression of Manifest Atherosclerotic Lesions by Intravascular Sonographic Evaluation (NORMALISE) trials by Brener, Sorin J., Ivanc, Thomas B., Poliszczuk, Roman, Chen, Michael, Tuzcu, E. Murat, Hu, Tingfei, Frid, David J., Nissen, Steven E.

“…In patients with coronary artery disease (CAD), therapies designed to prevent clinical events are not always associated with significant reduction in coronary…”
Get full text

Individualized radiation dose control in 256-slice CT coronary angiography (CTCA) in retrospective ECG-triggered helical scans: Using a measure of body size to adjust tube current selection by Li, Jing-Lei, Huang, Mei-Ping, Liang, Chang-Hong, Zhao, Zhen-Jun, Liu, Hui, Cui, Yan-Hai, Liu, Qi-Shun, Zhang, Jin-E, Yang, Lin, Ivanc, Thomas B, Yanof, Jeffrey H

“…Abstract Purpose To reduce radiation dose for retrospective ECG-triggered helical 256-slice CTCA by determining an optimal body size index to prospectively…”
Get full text

Corrigendum to “Individualized radiation dose control in 256-slice CT coronary angiography (CTCA) in retrospective ECG-triggered helical scans: Using a measure of body size to adjust tube current selection” [Eur. J. Radiol. 81 (2012) 3146–3153] by Li, Jing-Lei, Huang, Mei-Ping, Liang, Chang-Hong, Zhao, Zhen-Jun, Liu, Hui, Cui, Yan-Hai, Liu, Qi-Shun, Zhang, Jin-E, Yang, Lin, Ivanc, Thomas B, Yanof, Jeffrey H

Get full text

Accuracy of low-dose prospectively gated axial coronary CT angiography for the assessment of coronary artery stenosis in patients with stable heart rate by Carrascosa, Patricia, MD, PhD, Capuñay, Carlos, MD, Deviggiano, Alejandro, MD, Goldsmit, Alejandro, MD, Tajer, Carlos, MD, Bettinotti, Marcelo, MD, Carrascosa, Jorge, MD, Ivanc, Thomas B., MS, Fallahi, Arzhang, MD, García, Mario J., MD, FACC

“…Background Desirable methods for cardiac CT angiography would both reduce radiation exposure from cardiac CT angiography and preserve accuracy. Objectives We…”
Get full text

Eptifibatide and low-dose tissue plasminogen activator in acute myocardial infarction: The integrilin and low-dose thrombolysis in acute myocardial infarction (INTRO AMI) trial by BRENER, Sorin J, ZEYMER, Uwe, KITT, Michael, TOPOL, Eric J, ADGEY, A. A, VROBEL, Thomas R, ELLIS, Stephen G, NEUHAUS, Karl-Ludwig, JURAN, Nadine, IVANC, Thomas B, OHMAN, E. Magnus, STRONY, John

“…This study was designed to test the hypothesis that eptifibatide and reduced-dose tissue plasminogen activator (t-PA) will enhance infarct artery patency at 60…”
Get full text

Low-dose, wide-detector array thoracic aortic CT angiography using an iterative reconstruction technique results in improved image quality with lower noise and fewer artifacts by Rajiah, Prabhakar, MBBS, MD, FRCR, Schoenhagen, Paul, MD, Mehta, Dhruv, MS, Ivanc, Thomas, MS, Lieber, Michael, MS, Soufan, Kassem, MS, Desai, Milind, MD, Flamm, Scott D., MD, Halliburton, Sandra, PhD

“…Background Iterative reconstruction techniques (IRTs) may improve image quality for low-dose imaging compared with filtered back projection (FBP)…”
Get full text

Guidance of percutaneous coronary interventions by multidetector row computed tomography coronary angiography by RODRIGUEZ-GRANILLO, Gastón A, ROSALES, Miguel A, LLAURADO, Claudio, IVANC, Thomas B, RODRIGUEZ, Alfredo E

“…Guidance of percutaneous coronary interventions (PCI) by intravascular ultrasound (IVUS) provides more precise information in terms of quantitative measurement…”
Get full text

The relation between extent of coronary artery disease measured by quantitative coronary angiography and changes in lipid profile: insights from trials of atherosclerosis regression by Brener, Sorin J, Ivanc, Thomas B, Hu, Tingfei

“…While favorable changes in atherogenic lipids are indisputably associated with improved clinical outcomes, a similar correlation with quantitative coronary…”
Get more information

Relation of myocardial perfusion to mortality after primary percutaneous coronary intervention by Karha, Juhana, Exaire, J. Emilio, Rajagopal, Vivek, Ivanc, Thomas B., Kapadia, Samir R., Ellis, Stephen G., Brener, Sorin J.

“…In patients who undergo primary percutaneous coronary intervention (PCI), poor post-PCI myocardial blush is associated with increased mortality, even when…”
Get full text

Influence of coronary artery stenosis severity and coronary collateralization on extent of chronic myocardial scar: insights from quantitative coronary angiography and delayed-enhancement MRI by Bexell, Daniel, Setser, Randolph M, Schoenhagen, Paul, Lieber, Michael L, Brener, Sorin J, Ivanc, Thomas B, Balazs, Eva M, O' Donnell, Thomas P, Stillman, Arthur E, Arheden, Håkan, Wagner, Galen S, White, Richard D

“…In patients with chronic ischemic heart disease, the relationship between coronary artery lesion severity and myocardial scarring is unknown.The purpose of…”
Get full text

Noncontrast Myocardial Characterization in Acute Myocardial Infarction Using Electron Density Imaging by Rodriguez-Granillo, Gaston A, Cirio, Juan, Vila, Jose F, Langzam, Eran, Ivanc, Thomas, Fontana, Lucia, Descalzo, Amalia, Rubilar, Bibiana, Lylyk, Pedro

“…Spectral computed tomography (CT) enables improved tissue characterization, although virtually all research has focused on contrast-enhanced examinations. We…”
Get full text

Segmentation of the heart and great vessels in CT images using a model-based adaptation framework by Ecabert, Olivier, Peters, Jochen, Walker, Matthew J., Ivanc, Thomas, Lorenz, Cristian, von Berg, Jens, Lessick, Jonathan, Vembar, Mani, Weese, Jürgen

“…We present a heart model comprising the four heart chambers and the attached great vessels. A configurable algorithmic framework that we call adaptation engine…”
Get full text

Variable sac behavior after endovascular repair of abdominal aortic aneurysm: analysis of core laboratory data by Greenberg, Roy K, Deaton, David, Sullivan, Timothy, Walker, Esteban, Lyden, Sean P, Srivastava, Sunita D, Ouriel, Kenneth, Ivanc, Thomas, Burton, Tamara, Mayo, Jason

“…The behavior of the aneurysm sac after endovascular grafting has been the subject of significant speculation. The importance of sac behavior is manifested by…”
Get full text

Eptifibatide and low-dose tissue plasminogen activator in acute myocardial infarction by Brener, Sorin J, Juran, Nadine, Ellis, Stephen G, Ivanc, Thomas B, Topol, Eric J, Zeymer, Uwe, Adgey, A.A.Jennifer, Vrobel, Thomas R, Neuhaus, Karl-Ludwig, Ohman, E.Magnus, Strony, John, Kitt, Michael

“…This study was designed to test the hypothesis that eptifibatide and reduced-dose tissue plasminogen activator (t-PA) will enhance infarct artery patency at 60…”
Get full text

Corrected TIMI frame count does not predict 30-day adverse outcomes after reperfusion therapy for acute myocardial infarction by Bhatt, Deepak L., Ellis, Stephen G., Ivanc, Thomas B., Crowe, Timothy, Balazs, Eva, Debowey, Darrell, Pangerl, Andreas, Chew, Paul H.

“…Background Thrombolysis in Myocardial Infarction (TIMI) flow grading is limited by subjectivity and imprecision. The corrected TIMI frame count (cTFC) has been…”
Get full text

Angiographic ‘haziness’ following stent deployment: Differential diagnosis using intravascular ultrasound by Ziada, Khaled M., Tuzcu, E.Murat, De Franco, Anthony C., Magyar, William A., Ivanc, Thomas B., Whitlow, Patrick L., Raymond, Russell E., Ellis, Stephen G., Nissen, Steven E.

Get full text