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Research
  1. Queen Mary University of London
  2. Research
  3. Publications

Publications: Dr Retesh Bajaj

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Ramasamy A, Sokooti H, Zhang X, Tzorovili E, Bajaj R, Kitslaar P, Broersen A, Amersey R et al. ( 2023 ) . Novel near-infrared spectroscopy–intravascular ultrasound-based deep-learning methodology for accurate coronary computed tomography plaque quantification and characterization . European Heart Journal Open vol. 3 , ( 5 )
Huang X, Bajaj R, Cui W, Hendricks MJ, Wang Y, Yap NAL, Ramasamy A, Maung S et al. ( 2023 ) . CARDIAN: a novel computational approach for real-time end-diastolic frame detection in intravascular ultrasound using bidirectional attention networks . Frontiers in Cardiovascular Medicine vol. 10 ,
Bajaj R, Huang X, Alves-Kotzev N, Weyers J, Levine M, Garg M, Maung S, Bransby K et al. ( 2023 ) . TCT-613 Comparison of Histology-Trained Deep Learning Approach With Human Expert Analysts for Automated Plaque Component Classification in Hybrid Intravascular Ultrasound-Optical Coherence Tomography Images . Journal of the American College of Cardiology vol. 82 , ( 17 ) b246 - b247 .
Bajaj R, Precht H, Gamrah MA, Mohammed A, Grainger S, Raber L, Bransby K, Mathur A et al. ( 2023 ) . TCT-635 Performance of Near-Infrared Spectroscopy-Intravascular Ultrasound and Optical Coherence Tomography for Coronary Artery Plaque Structural Stress Analysis: Validation Against Histology . Journal of the American College of Cardiology vol. 82 , ( 17 ) b255 - b256 .
Parasa R, Bajaj R, Broersen A, Mohil G, Prati F, Çap M, Yap NAL, Grainger S et al. ( 2023 ) . TCT-684 Evaluation of the Performance of Deep Learning-Based Methods in Assessing Plaque Pathology in OCT and NIRS IVUS: A Head-to-Head Comparison With Histology . Journal of the American College of Cardiology vol. 82 , ( 17 ) b275 - b276 .
Huang X, Bajaj R, Li Y, Ye X, Lin J, Pugliese F, Ramasamy A, Gu Y et al. ( 2023 ) . POST-IVUS: A perceptual organisation-aware selective transformer framework for intravascular ultrasound segmentation . Medical Image Analysis vol. 89 ,
Erdogan E, Bajaj R, Lansky A, Mathur A, Baumbach A, Bourantas CV ( 2022 ) . Intravascular Imaging for Guiding In‐Stent Restenosis and Stent Thrombosis Therapy . Journal of the American Heart Association vol. 11 , ( 22 )
Ramasamy A, Hamid A Khan A, Cooper J, Simon J, Maurovich-Horvat P, Bajaj R, Kitslaar P, Amersey R et al. ( 2022 ) . Implications of computed tomography reconstruction algorithms on coronary atheroma quantification: Comparison with intravascular ultrasound . Journal of Cardiovascular Computed Tomography vol. 17 , ( 1 ) 43 - 51 .
Ramasamy A, Sokooti H, Zhang X, Tzorovili E, Bajaj R, Kitslaar P, Broersen A, Amersey R et al. ( 2022 ) . OP1 A novel coronary computed tomography angiography deep-learning methodology for coronary atheroma assessment trained using near-infrared spectroscopy-intravascular ultrasound . Conference: Scientific oral presentationsa1.1 - a1a1 .
Ramasamy A, Sokooti H, Zhang X, Tzorovili E, Bajaj R, Kitslaar P, Amersey R, Jain A et al. ( 2022 ) . TCT-250 A Novel Coronary Computed Tomography Angiography Deep-Learning Methodology for Coronary Atheroma Quantification and Characterization Trained Using Near-Infrared Spectroscopy-Intravascular Ultrasound . Journal of the American College of Cardiology vol. 80 , ( 12 ) b98 - b99 .
Bajaj R, Huang X, Alves N, Weyers J, Levine M, Garg M, Maung S, Bransby K et al. ( 2022 ) . TCT-254 Histology-Trained Deep Learning Methodology for Automated Coronary Plaque Component Classification in Combined Intravascular Ultrasound-Optical Coherence Tomography Images . Journal of the American College of Cardiology vol. 80 , ( 12 )
Bajaj R, Francis R, Hudson SM, Hendry C, Cuthbertson L, Bell M, Das D, Greenwood JP et al. ( 2022 ) . THE CONCEPTION, PLAN AND DELIVERY OF THE BRITISH CARDIOVASCULAR SOCIETY DIGITAL KNOWLEDGE HUB . Cardiovascular Digital Health Journal vol. 3 , ( 4 )
Bajaj R, Jain AK, Knight C ( 2022 ) . Definitions of acute coronary syndromes . Medicine vol. 50 , ( Eur Heart J 37 2016 ) 420 - 423 .
Bajaj R, Ramasamy A, Brown JT, Koganti S, Little C, Rathod KS, Jones DA, Rees P et al. ( 2022 ) . Treatment Strategies and Outcomes of Emergency Left Main Percutaneous Coronary Intervention . The American Journal of Cardiology vol. 177 , 1 - 6 .
Bajaj R, Eggermont J, Grainger SJ, Räber L, Parasa R, Khan AHA, Costa C, Erdogan E et al. ( 2022 ) . Machine learning for atherosclerotic tissue component classification in combined near-infrared spectroscopy intravascular ultrasound imaging: Validation against histology . Atherosclerosis vol. 345 , 15 - 25 .
Erdogan E, Huang X, Cooper J, Jain A, Ramasamy A, Bajaj R, Torii R, Moon J et al. ( 2021 ) . TCT-426 Electrocardiographically Gated Intravascular Image Segmentation Enables More Reproducible Volumetric Analysis of Atheroma Burden . Journal of the American College of Cardiology . vol. 78 ,
Erdogan E, Huang X, Cooper J, Jain A, Ramasamy A, Bajaj R, Torii R, Moon J et al. ( 2021 ) . End‐diastolic segmentation of intravascular ultrasound images enables more reproducible volumetric analysis of atheroma burden . Catheterization and Cardiovascular Interventions vol. 99 , ( 3 ) 706 - 713 .
Bajaj R, Huang X, Kilic Y, Ramasamy A, Jain A, Ozkor M, Tufaro V, Safi H et al. ( 2021 ) . Advanced deep learning methodology for accurate, real-time segmentation of high-resolution intravascular ultrasound images . International Journal of Cardiology vol. 339 , 185 - 191 .
Bajaj R, Parasa R, Ramasamy A, Makariou N, Foin N, Prati F, Lansky A, Mathur A et al. ( 2021 ) . Computerized technologies informing cardiac catheterization and guiding coronary intervention . American Heart Journal vol. 240 , 28 - 45 .
Bajaj R, Garcia-Garcia HM, Courtney BK, Ramasamy A, Tufaro V, Erdogan E, Khan AH, Alves N et al. ( 2021 ) . Multi-modality intravascular imaging for guiding coronary intervention and assessing coronary atheroma: the Novasight Hybrid IVUS-OCT system . Minerva Cardioangiologica vol. 69 , ( 6 ) 655 - 670 .
Tufaro V, Safi H, Torii R, Koo B-K, Kitslaar P, Ramasamy A, Mathur A, Jones DA et al. ( 2021 ) . Wall shear stress estimated by 3D-QCA can predict cardiovascular events in lesions with borderline negative fractional flow reserve . Atherosclerosis vol. 322 , 24 - 30 .
Bajaj R, Sinclair HC, Patel K, Low B, Pericao A, Manisty C, Guttmann O, Zemrak F et al. ( 2021 ) . Delayed-onset myocarditis following COVID-19 . The Lancet Respiratory Medicine vol. 9 , ( 4 ) e32 - e34 .
Bajaj R, Huang X, Kilic Y, Jain A, Ramasamy A, Torii R, Moon J, Koh T et al. ( 2021 ) . A deep learning methodology for the automated detection of end-diastolic frames in intravascular ultrasound images . The International Journal of Cardiovascular Imaging vol. 37 , ( 6 ) 1825 - 1837 .
Liu S, Tyebally S, Ramasamy A, Bajaj R, Bajomo T, Nadarajan N, Menezes L ( 2021 ) . Computed tomography coronary angiogram in left main stem disease: how does it fare against invasive coronary angiography? . European Heart Journal - Cardiovascular Imaging vol. 22 , ( Supplement_1 )
Jin C, Ramasamy A, Safi H, Kilic Y, Tufaro V, Bajaj R, Fu G, Mathur A et al. ( 2021 ) . Diagnostic accuracy of quantitative flow ratio (QFR) and vessel fractional flow reserve (vFFR) estimated retrospectively by conventional radiation saving X-ray angiography . The International Journal of Cardiovascular Imaging vol. 37 , ( 5 ) 1491 - 1501 .
Ramasamy A, Bajaj R, Jones DA, Amersey R, Mathur A, Baumbach A, Bourantas CV, O'Mahony C ( 2020 ) . Iatrogenic catheter‐induced ostial coronary artery dissections: Prevalence, management, and mortality from a cohort of 55,968 patients over 10 years . Catheterization and Cardiovascular Interventions vol. 98 , ( 4 ) 649 - 655 .
Ramasamy A, Safi H, Moon JC, Andiapen M, Rathod KS, Maurovich-Horvat P, Bajaj R, Serruys PW et al. ( 2020 ) . Evaluation of the Efficacy of Computed Tomographic Coronary Angiography in Assessing Coronary Artery Morphology and Physiology: Rationale and Study Design . Cardiology: international journal of cardiovascular medicine, surgery and pathology
Ramasamy A, Jin C, Tufaro V, Bajaj R, Kilic Y, Safi H, Amersey R, Jones D et al. ( 2020 ) . Computerised Methodologies for Non-Invasive Angiography-Derived Fractional Flow Reserve Assessment: A Critical Review . Journal of Interventional Cardiology vol. 2020 ,
Kilic Y, Safi H, Bajaj R, Serruys PW, Kitslaar P, Ramasamy A, Tufaro V, Onuma Y et al. ( 2020 ) . The Evolution of Data Fusion Methodologies Developed to Reconstruct Coronary Artery Geometry From Intravascular Imaging and Coronary Angiography Data: A Comprehensive Review . Frontiers in Cardiovascular Medicine vol. 7 ,
Ramasamy A, Bajaj R, Choudry FA, Pugliese F, Baumbach A, Bourantas CV ( 2020 ) . Intravascular ultrasound-guided management of ST-elevation myocardial infarction in a patient with lung cancer and myocardial metastasis . European Heart Journal
Jin CY, Ramasamy A, Bourantas CV, Safi H, Kilic Y, Tufaro V, Bajaj R, Jones DA et al. ( 2019 ) . P2720Diagnostic accuracy of Quantitative Flow Ratio (QFR) and Vessel Fractional Flow Reserve (vFFR) compared to Fractional Flow Reserve (FFR) based on 7.5 frames/second coronary angiography . European Heart Journal vol. 40 , ( Supplement_1 )
Bourantas CV, Bajaj R, Tufaro V, Kilic Y, Serruys PW ( 2019 ) . Sex differences in clinical outcomes following bioresorbable scaffold implantation: a paradigm shift? . EuroIntervention vol. 15 , ( 7 ) 574 - 576 .
Jin CY, Ramasamy A, Bourantas CV, Safi H, Kilic Y, Tufaro V, Bajaj R, Jones DA et al. ( 2019 ) . Diagnostic accuracy of Quantitative Flow Ratio (QFR) and Vessel Fractional Flow Reserve (vFFR) compared to Fractional Flow Reserve (FFR) based on 7.5 frames/second coronary angiography . EUROPEAN HEART JOURNAL . vol. 40 , 1671 - 1671 .
Bajaj R, Jain AK, Knight C ( 2018 ) . Definitions of acute coronary syndromes . Medicine vol. 46 , ( Eur Heart J 37 2016 ) 528 - 532 .
Mansell J, Guttmann O, Bajaj R, Rathod KS, Baumbach A, Mohiddin S, Mathur A, Jones DA ( 2018 ) . P4647Long-term outcome in patients with myocardial infarction and unobstructed coronary arteries (MINOCA): ST elevation means worse outcomes . European Heart Journal vol. 39 , ( suppl_1 )
Mansell J, Guttmann O, Bajaj R, Rathod KS, Baumbach A, Mohiddin S, Mathur A, Jones DA ( 2018 ) . Long-term outcome in patients with myocardial infarction and unobstructed coronary arteries (MINOCA): ST elevation means worse outcomes . EUROPEAN HEART JOURNAL . vol. 39 , 959 - 959 .
Lawrence C, Willicombe M, Brookes PA, Santos-Nunez E, Bajaj R, Cook T, Roufosse C, Taube D et al. ( 2013 ) . Preformed Complement-Activating Low-Level Donor-Specific Antibody Predicts Early Antibody-Mediated Rejection in Renal Allografts . Transplantation . vol. 95 , 341 - 346 .
Bajaj R, Brookes P, Warrens A ( 2010 ) . C4D FIXATION ON BEADS AS A MARKER FOR C4D STAINING ON RENAL BIOPSIES . NEPHROLOGY . vol. 15 , 72 - 72 .
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