Search Results - "Dharmakumar, Rohan"

Building a Unified Mechanistic Insight Into the Bimodal Pattern of Edema in Reperfused Acute Myocardial Infarctions by Dharmakumar, Rohan, PhD

“…[...]to determine temporal changes of edema in the same subject pertaining to given pathology (e.g., ischemia or ischemia followed by reperfusion), serial…”
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Retrospective Phase-map Synthesis for CMR Datasets FBom Magnitude-only DICOM Images Enabled by A.I. Generative Models to Create Large Training Datasets for Deep Learning-based Image Reconstruction by Sahin, M. Berk, Yalcinkaya, Dilek M., Dharmakumar, Rohan, Hashemi, Abolfazl, Sharif, Behzad

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Reducing the Contrast Dose by 80% in Quantitative Perfusion CMR Enabled by Patch-wise Deep Learning by Youssef, Khalid, Rivero, Luis Zamudio, Heydari, Bobak, Raman, Subha V, Dharmakumar, Rohan, Sharif, Behzad

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T2 Mapping of Intramyocardial Hemorrhage: Mitigating the Effects of Off-resonant Conditions in Phantoms and Explanted Heart Tissue by Anthony, Gregory, Huang, Yuheng, Zhang, Xinheng, Guan, Xingmin, Yang, Hsin-Jung, Dharmakumar, Rohan

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Intramyocardial hemorrhage drives fatty degeneration of infarcted myocardium by Cokic, Ivan, Chan, Shing Fai, Guan, Xingmin, Nair, Anand R., Yang, Hsin-Jung, Liu, Ting, Chen, Yinyin, Hernando, Diego, Sykes, Jane, Tang, Richard, Butler, John, Dohnalkova, Alice, Kovarik, Libor, Finney, Robert, Kali, Avinash, Sharif, Behzad, Bouchard, Louis S., Gupta, Rajesh, Krishnam, Mayil Singaram, Vora, Keyur, Tamarappoo, Balaji, Howarth, Andrew G., Kumar, Andreas, Francis, Joseph, Reeder, Scott B., Wood, John C., Prato, Frank S., Dharmakumar, Rohan

“…Sudden blockage of arteries supplying the heart muscle contributes to millions of heart attacks (myocardial infarction, MI) around the world. Although…”
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Chronic heart failure following hemorrhagic myocardial infarction: mechanism, treatment and outlook by Chan, Shing Fai, Vora, Keyur, Dharmakumar, Rohan

“…Myocardial infarction (MI), the blockage of arterial blood supply of the heart, is among the most common causes of death worldwide. Even when patients receive…”
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Validation of Contrast-Enhanced Magnetic Resonance Imaging to Monitor Regenerative Efficacy After Cell Therapy in a Porcine Model of Convalescent Myocardial Infarction by Malliaras, Konstantinos, Smith, Rachel R, Kanazawa, Hideaki, Yee, Kristine, Seinfeld, Jeffrey, Tseliou, Eleni, Dawkins, James F, Kreke, Michelle, Cheng, Ke, Luthringer, Daniel, Ho, Chak-Sum, Blusztajn, Agnieszka, Valle, Ileana, Chowdhury, Supurna, Makkar, Raj R, Dharmakumar, Rohan, Li, Debiao, Marbán, Linda, Marbán, Eduardo

“…BACKGROUND—Magnetic resonance imaging (MRI) in the CArdiosphere-Derived aUtologous stem CElls to reverse ventricUlar dySfunction (CADUCEUS) trial revealed that…”
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Rapid Mapping of Stress/rest Myocardial T1 Reactivity with Brief Intracardiac Infusion of Adenosine Enabled by a Commercially Available Icmr Paradigm by Unal, Hazar Benan, Zeynali, Shahriar, Anttila, Eric, Roll, Jesse, Kreutz, Rolf, Frick, Kyle, Raman, Subha V, Gross, David, Dharmakumar, Rohan, Sharif, Behzad

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Quantitative, Time-efficient Viability CMR with Delayed Phase Dynamic Contrast Enhancement MRI: A Pilot Study in Dogs with Acute Myocardial Infarction by Huang, Li-Ting, Yang, Hsin-Jung, Malagi, Archana, Dharmakumar, Rohan, Zhang, Xinheng, Li, Xinqi, Guan, Xingmin, Huang, Yuheng

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Feasibility of Mri-guided Left Heart Catheterization on a Commercially Available 0.55T Scanner Platform and Readily Available Invasive Pressure Monitoring Hardware by Unal, Hazar Benan, Zeynali, Shahriar, Anttila, Eric, Roll, Jesse, Kreutz, Rolf, Frick, Kyle, Raman, Subha V, Dharmakumar, Rohan, Gross, David, Sharif, Behzad

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Clinician-in-the-loop Analysis of FBee-breathing Stress Perfusion CMR Datasets with Dynamic Quality Control: Preliminary Evaluation Using the SCMR Registry by Yalcinkaya, Dilek M., Youssef, Khalid, Li, Zhuoan, Heydari, Bobak, Dharmakumar, Rohan, Judd, Robert, Simonetti, Orlando, Raman, Subha V, Sharif, Behzad

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Time to Obviate Gating for Cardiac MR of Mice: FBee Breathing, Motion Resolved 3D CINE t2-mapping with Whole Heart and Whole Cardiac Cycle Coverage by Shalikar, Shahriar, Malagi, Archana, Guan, Xingmin, Huang, Yuheng, Laghzali, Oumaima, Yang, Chia-Chi, Dharmakumar, Rohan, Waiczies, Sonia, Niendorf, Thoralf, Yang, Hsin-Jung, Ku, Min-Chi

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Reperfused hemorrhagic myocardial infarction in rats by Nair, Anand R, Johnson, Eric A, Yang, Hsin-Jung, Cokic, Ivan, Francis, Joseph, Dharmakumar, Rohan

“…Intramyocardial hemorrhage following reperfusion is strongly associated with major adverse cardiovascular events in myocardial infarction (MI) patients; yet…”
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Automatic Segmentation of Multi-center Multi-field-strength Perfusion CMR Datasets with Deep Learning-based Uncertainty-guided Analysis: Preliminary Findings Using the SCMR Registry by Yalcinkaya, Dilek M., Li, Zhuoan, Youssef, Khalid, Rivero, Luis Zamudio, Polsani, Venkateshwar, Elliott, Michael, Dharmakumar, Rohan, Judd, Robert, Shah, Dipan, Simonetti, Orlando, Raman, Subha V, Sharif, Behzad

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Assessment of intramyocardial hemorrhage with dark-blood T2-weighted cardiovascular magnetic resonance by Guan, Xingmin, Chen, Yinyin, Yang, Hsin-Jung, Zhang, Xinheng, Ren, Daoyuan, Sykes, Jane, Butler, John, Han, Hui, Zeng, Mengsu, Prato, Frank S, Dharmakumar, Rohan

“…Intramyocardial hemorrhage (IMH) within myocardial infarction (MI) is associated with major adverse cardiovascular events. Bright-blood T2*-based…”
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Quantification of myocardial hemorrhage using T2 cardiovascular magnetic resonance at 1.5T with ex-vivo validation by Chen, Yinyin, Ren, Daoyuan, Guan, Xingmin, Yang, Hsin-Jung, Liu, Ting, Tang, Richard, Ho, Hao, Jin, Hang, Zeng, Mengsu, Dharmakumar, Rohan

“…T2* cardiovascular magnetic resonance (CMR) is commonly used in the diagnosis of intramyocardial hemorrhage (IMH). For quantifying IMH with T2* CMR, despite…”
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Native T1 Mapping by 3-T CMR Imaging for Characterization of Chronic Myocardial Infarctions by Kali, Avinash, MS, Choi, Eui-Young, MD, Sharif, Behzad, PhD, Kim, Young Jin, MD, Bi, Xiaoming, PhD, Spottiswoode, Bruce, PhD, Cokic, Ivan, MD, Yang, Hsin-Jung, MS, Tighiouart, Mourad, PhD, Conte, Antonio Hernandez, MD, MBA, Li, Debiao, PhD, Berman, Daniel S., MD, Choi, Byoung Wook, MD, Chang, Hyuk-Jae, MD, Dharmakumar, Rohan, PhD

“…Abstract Objectives The purpose of this study was to investigate whether native T1 maps at 3-T can reliably characterize chronic myocardial infarctions (MIs)…”
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Allogeneic cardiospheres delivered via percutaneous transendocardial injection increase viable myocardium, decrease scar size, and attenuate cardiac dilatation in porcine ischemic cardiomyopathy by Yee, Kristine, Malliaras, Konstantinos, Kanazawa, Hideaki, Tseliou, Eleni, Cheng, Ke, Luthringer, Daniel J, Ho, Chak-Sum, Takayama, Kentaro, Minamino, Naoto, Dawkins, James F, Chowdhury, Supurna, Duong, Doan Trang, Seinfeld, Jeffrey, Middleton, Ryan C, Dharmakumar, Rohan, Li, Debiao, Marbán, Linda, Makkar, Raj R, Marbán, Eduardo

“…Epicardial injection of heart-derived cell products is safe and effective post-myocardial infarction (MI), but clinically-translatable transendocardial…”
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Retrospective assessment of at-risk myocardium in reperfused acute myocardial infarction patients using contrast-enhanced balanced steady-state free-precession cardiovascular magnetic resonance at 3T with SPECT validation by Sun, Zheng, Zhang, Qiuhang, Zhao, Huan, Yan, Chengxi, Yang, Hsin-Jung, Li, Debiao, Li, Kuncheng, Liu, Zhi, Yang, Qi, Dharmakumar, Rohan

“…Contrast-enhanced (CE) steady-state free precession (SSFP) CMR at 1.5T has been shown to be a valuable alternative to T2-based methods for the detection and…”
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Correction to: Quantification of myocardial hemorrhage using T2 cardiovascular magnetic resonance at 1.5 T with ex-vivo validation by Chen, Yinyin, Ren, Daoyuan, Guan, Xingmin, Yang, Hsin-Jung, Liu, Ting, Tang, Richard, Ho, Hao, Jin, Hang, Zeng, Mengsu, Dharmakumar, Rohan

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