Alejandro Roldan-Alzate, Ph.D. - Publications

Affiliations: 
2008 University of Wisconsin, Madison, Madison, WI 
Area:
Mechanical Engineering, Biomedical Engineering

65 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2023 Bissell MM, Raimondi F, Ait Ali L, Allen BD, Barker AJ, Bolger A, Burris N, Carhäll CJ, Collins JD, Ebbers T, Francois CJ, Frydrychowicz A, Garg P, Geiger J, Ha H, et al. 4D Flow cardiovascular magnetic resonance consensus statement: 2023 update. Journal of Cardiovascular Magnetic Resonance : Official Journal of the Society For Cardiovascular Magnetic Resonance. 25: 40. PMID 37474977 DOI: 10.1186/s12968-023-00942-z  0.359
2023 Wieben O, Roberts GS, Corrado PA, Johnson KM, Roldán-Alzate A. Four-Dimensional Flow MR Imaging: Technique and Advances. Magnetic Resonance Imaging Clinics of North America. 31: 433-449. PMID 37414470 DOI: 10.1016/j.mric.2023.05.003  0.357
2023 Huang A, Roberts GS, Roldán-Alzate A, Wieben O, Reeder SB, Oechtering TH. Reference values for 4D flow magnetic resonance imaging of the portal venous system. Abdominal Radiology (New York). PMID 37016247 DOI: 10.1007/s00261-023-03892-3  0.391
2023 Medero R, Falk K, Rutkowski D, Johnson K, Roldán-Alzate A. Correction: In Vitro Assessment of Flow Variability in an Intracranial Aneurysm Model Using 4D Flow MRI and Tomographic PIV. Annals of Biomedical Engineering. 51: 457. PMID 36622454 DOI: 10.1007/s10439-022-03119-4  0.347
2022 Shahid L, Rice J, Berhane H, Rigsby C, Robinson J, Griffin L, Markl M, Roldán-Alzate A. Enhanced 4D Flow MRI-Based CFD with Adaptive Mesh Refinement for Flow Dynamics Assessment in Coarctation of the Aorta. Annals of Biomedical Engineering. PMID 35624334 DOI: 10.1007/s10439-022-02980-7  0.362
2022 Roldán-Alzate A, Campo CA, Mao L, Said A, Wieben O, Reeder SB. Characterization of mesenteric and portal hemodynamics using 4D flow MRI: the effects of meals and diurnal variation. Abdominal Radiology (New York). PMID 35419747 DOI: 10.1007/s00261-022-03513-5  0.365
2022 Oechtering TH, Roberts GS, Panagiotopoulos N, Wieben O, Reeder SB, Roldán-Alzate A. Clinical Applications of 4D Flow MRI in the Portal Venous System. Magnetic Resonance in Medical Sciences : Mrms : An Official Journal of Japan Society of Magnetic Resonance in Medicine. PMID 35082218 DOI: 10.2463/mrms.rev.2021-0105  0.398
2021 Oechtering TH, Roberts GS, Panagiotopoulos N, Wieben O, Roldán-Alzate A, Reeder SB. Abdominal applications of quantitative 4D flow MRI. Abdominal Radiology (New York). PMID 34837521 DOI: 10.1007/s00261-021-03352-w  0.422
2021 Pewowaruk R, Ralphe J, Lamers L, Roldán-Alzate A. Correction to: Non-invasive MRI Derived Hemodynamic Simulation to Predict Successful vs. Unsuccessful Catheter Interventions for Branch Pulmonary Artery Stenosis: Proof-of-Concept and Experimental Validation in Swine. Cardiovascular Engineering and Technology. PMID 34309782 DOI: 10.1007/s13239-021-00564-5  0.314
2021 Pewowaruk R, Carter Ralphe J, Lamers L, Roldán-Alzate A. Non-invasive MRI Derived Hemodynamic Simulation to Predict Successful vs. Unsuccessful Catheter Interventions for Branch Pulmonary Artery Stenosis: Proof-of-Concept and Experimental Validation in Swine. Cardiovascular Engineering and Technology. PMID 34008077 DOI: 10.1007/s13239-021-00543-w  0.312
2021 Rutkowski DR, Roldán-Alzate A, Johnson KM. Enhancement of cerebrovascular 4D flow MRI velocity fields using machine learning and computational fluid dynamics simulation data. Scientific Reports. 11: 10240. PMID 33986368 DOI: 10.1038/s41598-021-89636-z  0.348
2021 Pravdivtseva MS, Gaidzik F, Berg P, Hoffman C, Rivera-Rivera LA, Medero R, Bodart L, Roldan-Alzate A, Speidel MA, Johnson KM, Wieben O, Jansen O, Hövener JB, Larsen N. Pseudo-Enhancement in Intracranial Aneurysms on Black-Blood MRI: Effects of Flow Rate, Spatial Resolution, and Additional Flow Suppression. Journal of Magnetic Resonance Imaging : Jmri. PMID 33694334 DOI: 10.1002/jmri.27587  0.326
2021 Pewowaruk RJ, Barton GP, Johnson C, Ralphe JC, Francois CJ, Lamers L, Roldán-Alzate A. Stent interventions for pulmonary artery stenosis improve bi-ventricular flow efficiency in a swine model. Journal of Cardiovascular Magnetic Resonance : Official Journal of the Society For Cardiovascular Magnetic Resonance. 23: 13. PMID 33627121 DOI: 10.1186/s12968-021-00709-4  0.386
2021 Roberts GS, François CJ, Starekova J, Roldán-Alzate A, Wieben O. Non-invasive assessment of mesenteric hemodynamics in patients with suspected chronic mesenteric ischemia using 4D flow MRI. Abdominal Radiology (New York). PMID 33547918 DOI: 10.1007/s00261-020-02900-0  0.375
2021 Corrado PA, Medero R, Johnson KM, François CJ, Roldán-Alzate A, Wieben O. A phantom study comparing radial trajectories for accelerated cardiac 4D flow MRI against a particle imaging velocimetry reference. Magnetic Resonance in Medicine. PMID 33547658 DOI: 10.1002/mrm.28698  0.355
2021 Pewowaruk R, Rutkowski D, Johnson C, Wolfinger A, Roldán-Alzate A. Assessment of sex differences in ventricular-vascular coupling of left ventricular and aortic flow derived from 4D flow MRI in healthy, young adults. Journal of Biomechanics. 117: 110276. PMID 33545606 DOI: 10.1016/j.jbiomech.2021.110276  0.334
2021 Pewowaruk R, Lamers L, Roldán-Alzate A. Longitudinal Evolution of Pulmonary Artery Wall Shear Stress in a Swine Model of Pulmonary Artery Stenosis and Stent Interventions. Annals of Biomedical Engineering. PMID 33398618 DOI: 10.1007/s10439-020-02696-6  0.363
2020 Rutkowski DR, Barton GP, François CJ, Aggarwal N, Roldán-Alzate A. Sex Differences in Cardiac Flow Dynamics of Healthy Volunteers. Radiology. Cardiothoracic Imaging. 2. PMID 32666051 DOI: 10.1148/Ryct.2020190058  0.355
2020 Medero R, Ruedinger K, Rutkowski D, Johnson K, Roldán-Alzate A. In Vitro Assessment of Flow Variability in an Intracranial Aneurysm Model Using 4D Flow MRI and Tomographic PIV. Annals of Biomedical Engineering. PMID 32524379 DOI: 10.1007/S10439-020-02543-8  0.472
2020 Anzia LE, Pewowaruk R, Ruedinger KL, Trampe B, Heiser T, Roldán-Alzate A, Iruretagoyena JI. 953: Distribution of ductus venosus blood flow using computational fluid dynamics on fetal heart virtual models American Journal of Obstetrics and Gynecology. 222: S591-S592. DOI: 10.1016/J.Ajog.2019.11.964  0.33
2019 Kellawan JM, Peltonen GL, Harrell JW, Roldán-Alzate A, Wieben O, Schrage WG. Differential contribution of cyclooxygenase to basal cerebral blood flow and hypoxic cerebral vasodilation. American Journal of Physiology. Regulatory, Integrative and Comparative Physiology. PMID 31868517 DOI: 10.1152/Ajpregu.00132.2019  0.469
2019 Rutkowski D, Medero R, Ruesink T, Roldan-Alzate A. Modeling Physiological Flow Variation in Fontan Models with 4d Flow Mri, Particle Image Velocimetry, and Arterial Spin Labeling. Journal of Biomechanical Engineering. PMID 31596919 DOI: 10.1115/1.4045110  0.492
2019 Liu TT, Rodgers AC, Nicholson TM, Macoska JA, Marker PC, Vezina CM, Bjorling DE, Roldan-Alzate A, Hernando D, Lloyd GL, Hacker TA, Ricke WA. Ultrasonography of the Adult Male Urinary Tract for Urinary Functional Testing. Journal of Visualized Experiments : Jove. PMID 31475976 DOI: 10.3791/59802  0.373
2019 Ruedinger KL, Medero R, Roldán-Alzate A. Fabrication of Low-Cost Patient-Specific Vascular Models for Particle Image Velocimetry. Cardiovascular Engineering and Technology. PMID 31098919 DOI: 10.1007/S13239-019-00417-2  0.327
2019 Pewowaruk R, Roldán-Alzate A. 4D Flow MRI Estimation of Boundary Conditions for Patient Specific Cardiovascular Simulation. Annals of Biomedical Engineering. PMID 31069584 DOI: 10.1007/S10439-019-02285-2  0.484
2019 Rutkowski DR, Medero R, Garcia FJ, Roldán-Alzate A. MRI-based modeling of spleno-mesenteric confluence flow. Journal of Biomechanics. PMID 30928204 DOI: 10.1016/J.Jbiomech.2019.03.025  0.452
2019 Rutkowski DR, Barton G, François CJ, Bartlett HL, Anagnostopoulos PV, Roldán-Alzate A. Analysis of cavopulmonary and cardiac flow characteristics in fontan Patients: Comparison with healthy volunteers. Journal of Magnetic Resonance Imaging : Jmri. PMID 30635978 DOI: 10.1002/jmri.26583  0.34
2018 Ruedinger KL, Zhou H, Trampe B, Heiser T, Srinivasan S, Iruretagoyena JI, Roldán-Alzate A. Modeling Fetal Cardiac Anomalies From Prenatal Echocardiography With 3-Dimensional Printing and 4-Dimensional Flow Magnetic Resonance Imaging. Circulation. Cardiovascular Imaging. 11: e007705. PMID 30354680 DOI: 10.1161/Circimaging.118.007705  0.419
2018 Motosugi U, Roldán-Alzate A, Bannas P, Said A, Kelly S, Zea R, Wieben O, Reeder SB. Four-dimensional Flow MRI as a Marker for Risk Stratification of Gastroesophageal Varices in Patients with Liver Cirrhosis. Radiology. 180230. PMID 30325278 DOI: 10.1148/Radiol.2018180230  0.404
2018 Ruesink T, Medero R, Rutkowski D, Roldán-Alzate A. In Vitro Validation of 4D Flow MRI for Local Pulse Wave Velocity Estimation. Cardiovascular Engineering and Technology. PMID 30218205 DOI: 10.1007/S13239-018-00377-Z  0.46
2018 Medero R, Hoffman C, Roldán-Alzate A. Comparison of 4D Flow MRI and Particle Image Velocimetry Using an In Vitro Carotid Bifurcation Model. Annals of Biomedical Engineering. PMID 30112708 DOI: 10.1007/S10439-018-02109-9  0.5
2018 Rutkowski DR, Reeder SB, Fernandez LA, Roldán-Alzate A. Surgical planning for living donor liver transplant using 4D flow MRI, computational fluid dynamics and in vitro experiments. Computer Methods in Biomechanics and Biomedical Engineering. Imaging & Visualization. 6: 545-555. PMID 30094106 DOI: 10.1080/21681163.2017.1278619  0.367
2017 Frydrychowicz A, Roldan-Alzate A, Winslow E, Consigny D, Campo CA, Motosugi U, Johnson KM, Wieben O, Reeder SB. Comparison of radial 4D Flow-MRI with perivascular ultrasound to quantify blood flow in the abdomen and introduction of a porcine model of pre-hepatic portal hypertension. European Radiology. PMID 28656461 DOI: 10.1007/S00330-017-4862-4  0.503
2017 Ruedinger KL, Rutkowski DR, Schafer S, Roldán-Alzate A, Oberstar EL, Strother C. Impact of image reconstruction parameters when using 3D DSA reconstructions to measure intracranial aneurysms. Journal of Neurointerventional Surgery. PMID 28385725 DOI: 10.1136/Neurintsurg-2017-013080  0.318
2017 Medero R, García-Rodríguez S, François CJ, Roldán-Alzate A. Patient-specific in vitro models for hemodynamic analysis of congenital heart disease - Additive manufacturing approach. Journal of Biomechanics. PMID 28242061 DOI: 10.1016/J.Jbiomech.2017.01.048  0.458
2016 Hussaini SF, Rutkowski DR, Roldán-Alzate A, François CJ. Left and right ventricular kinetic energy using time-resolved versus time-average ventricular volumes. Journal of Magnetic Resonance Imaging : Jmri. PMID 27504591 DOI: 10.1186/1532-429X-17-S1-P67  0.456
2016 Mikhail Kellawan J, Harrell JW, Roldan-Alzate A, Wieben O, Schrage WG. Regional hypoxic cerebral vasodilation facilitated by diameter changes primarily in anterior versus posterior circulation. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. PMID 27406213 DOI: 10.1177/0271678X16659497  0.47
2016 Roldán-Alzate A, Francois CJ, Wieben O, Reeder SB. Emerging Applications of Abdominal 4D Flow MRI. Ajr. American Journal of Roentgenology. 1-9. PMID 27187681 DOI: 10.2214/Ajr.15.15995  0.446
2016 Bannas P, Roldán-Alzate A, Johnson KM, Woods MA, Ozkan O, Motosugi U, Wieben O, Reeder SB, Kramer H. Longitudinal Monitoring of Hepatic Blood Flow before and after TIPS by Using 4D-Flow MR Imaging. Radiology. 152247. PMID 27171019 DOI: 10.1148/Radiol.2016152247  0.483
2015 Kellawan JM, Harrell JW, Schrauben EM, Hoffman CA, Roldan-Alzate A, Schrage WG, Wieben O. Quantitative cerebrovascular 4D flow MRI at rest and during hypercapnia challenge. Magnetic Resonance Imaging. PMID 26708027 DOI: 10.1016/J.Mri.2015.12.016  0.514
2015 Roldán-Alzate A, García-Rodríguez S, Anagnostopoulos PV, Srinivasan S, Wieben O, François CJ. Hemodynamic study of TCPC using in vivo and in vitro 4D Flow MRI and numerical simulation. Journal of Biomechanics. 48: 1325-30. PMID 25841292 DOI: 10.1186/1532-429X-16-S1-W39  0.509
2015 Roldán-Alzate A, Frydrychowicz A, Said A, Johnson KM, Francois CJ, Wieben O, Reeder SB. Impaired regulation of portal venous flow in response to a meal challenge as quantified by 4D flow MRI. Journal of Magnetic Resonance Imaging : Jmri. PMID 25772828 DOI: 10.1002/Jmri.24886  0.519
2015 Jeong D, Anagnostopoulos PV, Roldan-Alzate A, Srinivasan S, Schiebler ML, Wieben O, François CJ. Ventricular kinetic energy may provide a novel noninvasive way to assess ventricular performance in patients with repaired tetralogy of Fallot. The Journal of Thoracic and Cardiovascular Surgery. 149: 1339-47. PMID 25623907 DOI: 10.1016/J.Jtcvs.2014.11.085  0.395
2015 Bellofiore A, Henningsen J, Lepak CG, Tian L, Roldan-Alzate A, Kellihan HB, Consigny DW, Francois CJ, Chesler NC. A novel in vivo approach to assess radial and axial distensibility of large and intermediate pulmonary artery branches. Journal of Biomechanical Engineering. 137: 044501. PMID 25587800 DOI: 10.1115/1.4029578  0.65
2015 Barker AJ, Roldán-Alzate A, Entezari P, Shah SJ, Chesler NC, Wieben O, Markl M, François CJ. Four-dimensional flow assessment of pulmonary artery flow and wall shear stress in adult pulmonary arterial hypertension: results from two institutions. Magnetic Resonance in Medicine. 73: 1904-13. PMID 24974951 DOI: 10.1002/Mrm.25326  0.671
2015 Roldán-Alzate A, García-Rodríguez S, Anagnostopoulos PV, Srinivasan S, Francois CJ. Kinetic energy efficiency of single ventricle and TCPC using 4D flow MRI Journal of Cardiovascular Magnetic Resonance. 1-2. DOI: 10.1186/1532-429X-17-S1-Q97  0.412
2015 Roldán-Alzate A, Grogan SW, Kellihan HB, Bellofiore A, Chesler NC, Wieben O, Francois CJ. Non - invasive right ventricular efficiency using 4D flow MRI Journal of Cardiovascular Magnetic Resonance. 1-2. DOI: 10.1186/1532-429X-17-S1-Q58  0.62
2014 Forouzan O, Flink E, Warczytowa J, Thate N, Hanske A, Lee T, Roldan-Alzate A, François C, Wieben O, Chesler NC. Low Cost Magnetic Resonance Imaging-Compatible Stepper Exercise Device for Use in Cardiac Stress Tests. Journal of Medical Devices. 8: 0450021-450028. PMID 25699131 DOI: 10.1115/1.4027343  0.555
2014 Tian L, Kellihan HB, Henningsen J, Bellofiore A, Forouzan O, Roldán-Alzate A, Consigny DW, Gunderson M, Dailey SH, Francois CJ, Chesler NC. Pulmonary artery relative area change is inversely related to ex vivo measured arterial elastic modulus in the canine model of acute pulmonary embolization. Journal of Biomechanics. 47: 2904-10. PMID 25128393 DOI: 10.1016/J.Jbiomech.2014.07.013  0.629
2014 Roldán-Alzate A, Frydrychowicz A, Johnson KM, Kellihan H, Chesler NC, Wieben O, François CJ. Non-invasive assessment of cardiac function and pulmonary vascular resistance in an canine model of acute thromboembolic pulmonary hypertension using 4D flow cardiovascular magnetic resonance. Journal of Cardiovascular Magnetic Resonance : Official Journal of the Society For Cardiovascular Magnetic Resonance. 16: 23. PMID 24625242 DOI: 10.1186/1532-429X-16-23  0.697
2014 Swift AJ, Wild JM, Nagle SK, Roldán-Alzate A, François CJ, Fain S, Johnson K, Capener D, van Beek EJ, Kiely DG, Wang K, Schiebler ML. Quantitative magnetic resonance imaging of pulmonary hypertension: a practical approach to the current state of the art. Journal of Thoracic Imaging. 29: 68-79. PMID 24552882 DOI: 10.1097/Rti.0000000000000079  0.54
2014 Markovic LE, Kellihan HB, Roldán-Alzate A, Drees R, Bjorling DE, Francois CJ. Advanced multimodality imaging of an anomalous vessel between the ascending aorta and main pulmonary artery in a dog. Journal of Veterinary Cardiology : the Official Journal of the European Society of Veterinary Cardiology. 16: 59-65. PMID 24485987 DOI: 10.1016/J.Jvc.2013.12.002  0.49
2014 Landgraf BR, Johnson KM, Roldán-Alzate A, Francois CJ, Wieben O, Reeder SB. Effect of temporal resolution on 4D flow MRI in the portal circulation. Journal of Magnetic Resonance Imaging : Jmri. 39: 819-26. PMID 24395121 DOI: 10.1002/Jmri.24233  0.409
2014 Roldán-Alzate A, García-Rodríguez S, Rivera L, Wieben O, Anagnostopoulos PV, Francois CJ. Hemodynamic study of TCPC using in vivo and in vitro 4D flow MRI and numerical simulation Journal of Cardiovascular Magnetic Resonance. 16. DOI: 10.1186/1532-429X-16-S1-W39  0.325
2014 Kilgas P, Schrauben EM, Roldán-Alzate A, Chesler N, Wieben O, Francois CJ, Schiebler ML. Improvement in pulmonary hypertension discrimination using multiple MRA pant-leg parameters of pulmonary artery Journal of Cardiovascular Magnetic Resonance. 16. DOI: 10.1186/1532-429X-16-S1-O73  0.655
2014 Jeong D, Roldán-Alzate A, Francois CJ. Right ventricular kinetic energy: 4D flow MRI analysis of healthy volunteers and repaired Tetralogy of Fallot Journal of Cardiovascular Magnetic Resonance. 16. DOI: 10.1186/1532-429X-16-S1-O46  0.518
2013 Roldán-Alzate A, Frydrychowicz A, Niespodzany E, Landgraf BR, Johnson KM, Wieben O, Reeder SB. In vivo validation of 4D flow MRI for assessing the hemodynamics of portal hypertension. Journal of Magnetic Resonance Imaging : Jmri. 37: 1100-8. PMID 23148034 DOI: 10.1002/Jmri.23906  0.407
2013 Bellofiore A, Roldán-Alzate A, Besse M, Kellihan HB, Consigny DW, Francois CJ, Chesler NC. Impact of acute pulmonary embolization on arterial stiffening and right ventricular function in dogs. Annals of Biomedical Engineering. 41: 195-204. PMID 22864865 DOI: 10.1007/S10439-012-0635-Z  0.642
2013 Roldán-Alzate A, Francois C, Wieben O, Chesler NC, Frydrychowicz A. 4D flow-sensitive MR estimation of pulmonary vascular resistance Journal of Cardiovascular Magnetic Resonance. 15. DOI: 10.1186/1532-429X-15-S1-P128  0.679
2012 Artz NS, Hines CD, Brunner ST, Agni RM, Kühn JP, Roldan-Alzate A, Chen GH, Reeder SB. Quantification of hepatic steatosis with dual-energy computed tomography: comparison with tissue reference standards and quantitative magnetic resonance imaging in the ob/ob mouse. Investigative Radiology. 47: 603-10. PMID 22836309 DOI: 10.1097/Rli.0B013E318261Fad0  0.354
2012 Tabima DM, Roldan-Alzate A, Wang Z, Hacker TA, Molthen RC, Chesler NC. Persistent vascular collagen accumulation alters hemodynamic recovery from chronic hypoxia. Journal of Biomechanics. 45: 799-804. PMID 22183202 DOI: 10.1016/J.Jbiomech.2011.11.020  0.603
2012 Roldán-Alzate A, Frydrychowicz A, Reeder SB, Wieben O. Quantification of blood flow in the portal circulation before and after an intervention Journal of Cardiovascular Magnetic Resonance. 14. DOI: 10.1186/1532-429X-14-S1-W11  0.45
2012 Roldán-Alzate A, Wieben O, Frydrychowicz A, Chesler NC, Francois C. Pulmonary arterial distensibility - 2D phase contrast vs 2D bSSFP Journal of Cardiovascular Magnetic Resonance. 14. DOI: 10.1186/1532-429X-14-S1-P85  0.671
2012 Bellofiore A, Roldan-Alzate A, Besse M, Kellihan HB, Consigny DW, Francois CJ, Chesler NC. Right ventricular response to pulmonary arterial stiffening in a canine model of acute embolization Asme 2012 Summer Bioengineering Conference, Sbc 2012. 83-84. DOI: 10.1115/SBC2012-80858  0.583
2011 Frydrychowicz A, Landgraf BR, Niespodzany E, Verma RW, Roldán-Alzate A, Johnson KM, Wieben O, Reeder SB. Four-dimensional velocity mapping of the hepatic and splanchnic vasculature with radial sampling at 3 tesla: a feasibility study in portal hypertension. Journal of Magnetic Resonance Imaging : Jmri. 34: 577-84. PMID 21751287 DOI: 10.1002/Jmri.22712  0.366
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