Sion Roy • UCLA Profiles

Sion Kumar Roy

Title(s)	HS Associate Clinical Professor, Medicine
School	Medicine
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Publications

Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help. to make corrections and additions.

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Efficacy and Safety of Iodixanol in Computed Coronary Tomographic Angiography and Cardiac Catheterization. J Cardiovasc Dev Dis. 2023 Oct 31; 10(11). Budoff MJ, Lee HS, Roy SK, Shekar C. PMID: 37998507; PMCID: PMC10671983.

View in: PubMed Mentions:
Evaluation of Image Quality for High Heart Rates for Coronary Computed Tomographic Angiography with Advancement in CT Technology: The CONVERGE Registry. J Cardiovasc Dev Dis. 2023 Sep 19; 10(9). Abdelkarim A, Roy SK, Kinninger A, Salek A, Baranski O, Andreini D, Pontone G, Conte E, O'Rourke R, Hamilton-Craig C, Budoff MJ. PMID: 37754833; PMCID: PMC10532141.

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Quantitative imaging biomarkers of coronary plaque morphology: insights from EVAPORATE. Front Cardiovasc Med. 2023; 10:1204071. Buckler AJ, Doros G, Kinninger A, Lakshmanan S, Le VT, Libby P, May HT, Muhlestein JB, Nelson JR, Nicolaou A, Roy SK, Shaikh K, Shekar C, Tayek JA, Zheng L, Bhatt DL, Budoff MJ. PMID: 37600044; PMCID: PMC10435977.

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Methods and Reproducibility of Liver Fat Measurement Using 3-Dimensional Liver Segmentation From Noncontrast Computed Tomography in EVAPORATE Cohort. J Comput Assist Tomogr. 2024 Jan-Feb 01; 48(1):49-54. Ding KR, Lakshmanan S, Holda M, Kinninger A, Manubolu VS, Joshi T, Golub I, Mao SS, Budoff MJ, Roy SK. PMID: 37531634.

View in: PubMed Mentions: Fields:
Rad Radiology
Translation:Humans
Ruptured Sinus of Valsalva Aneurysm Diagnosed on Coronary Computed Tomography Angiography in a Patient With Trisomy 13 Syndrome. Tex Heart Inst J. 2023 05 01; 50(3). Barforoshi S, Sheker C, Ullal AV, Manubolu V, Budoff MJ, Roy SK. PMID: 37231901; PMCID: PMC10353277.

View in: PubMed Mentions: Fields:
Car Cardiology
Translation:Humans
Coronary artery calcium progression and all-cause mortality. Coron Artery Dis. 2023 06 01; 34(4):244-249. Eghtedari B, Kinninger A, Roy SK, Budoff MJ. PMID: 37102229.

View in: PubMed Mentions: Fields:
Car Cardiology Vas Vascular Diseases
Translation:Humans
Case Report: Culture-negative Prosthetic Valve Endocarditis. Curr Cardiol Rev. 2023; 19(6):5-8. Velazquez ID, Woo KK, Siddiqui M, Roy SK. PMID: 37055889; PMCID: PMC10636796.

View in: PubMed Mentions: Fields:
Car Cardiology
Translation:Humans
Association between coronary artery calcium and thoracic spine bone mineral density: Multiethnic Study of Atherosclerosis (MESA). Nutr Metab Cardiovasc Dis. 2023 03; 33(3):532-540. Manubolu VS, Mao S, Kinninger A, Dahal S, Ahmad K, Havistin R, Gao Y, Dailing C, Carr JJ, Roy SK, Budoff MJ. PMID: 36642601; PMCID: PMC9974807.

View in: PubMed Mentions: 1 Fields:
Car Cardiology Met Metabolism Nut Nutritional Sciences Vas Vascular Diseases
Translation:Humans
Aortic Arch Calcification in Ungated Lung Computed Tomography Scans as Predictors of Atherosclerotic Cardiovascular Disease: Methodology and Reproducibility in a Multi-Ethnic Study of Atherosclerosis. J Coron Artery Dis. 2022; 28(4):57-64. Golub I, Sheppard JP, Lakshmanan S, Dahal S, Kinninger A, Allison M, Barr G, McClelland R, Blaha MJ, Roy SK, Budoff MJ. PMID: 36874906; PMCID: PMC9982304.

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Coronary Computed Tomography Angiography for Evaluation of Chest Pain in the Emergency Department. Tex Heart Inst J. 2022 11 01; 49(6). Dahal S, Budoff MJ, Roy SK. PMID: 36511943; PMCID: PMC9809099.

View in: PubMed Mentions: Fields:
Car Cardiology
Translation:Humans
Obstructive coronary artery disease in symptomatic diabetics with zero coronary calcium score: are we missing something? Coron Artery Dis. 2022 12 01; 33(8):626-633. Calicchio F, Manubolu VS, Dahal S, Kinninger A, Havistin R, Lakshmanan S, Ahmad K, Roy SK, Budoff MJ. PMID: 36093966.

View in: PubMed Mentions: Fields:
Car Cardiology Vas Vascular Diseases
Translation:Humans
Coronary artery calcium and bone mineral density by serial CTA: Does menopausal hormone therapy modify the association? Clin Imaging. 2022 Oct; 90:26-31. Cherukuri L, Kinninger A, Birudaraju D, Jayawardena E, Manubolu VS, Brinton EA, Black D, Miller V, Kearns AE, Manson JE, Budoff MJ, Roy SK. PMID: 35908457.

View in: PubMed Mentions: Fields:
Dia Diagnostic Imaging
Translation:Humans
Age and the power of zero CAC in cardiac risk assessment: overview of the literature and a cautionary case. Br J Cardiol. 2022; 29(3):23. Sheppard JP, Lakshmanan S, Lichtenstein SJ, Budoff MJ, Roy SK. PMID: 36873724; PMCID: PMC9982666.

View in: PubMed Mentions: 3
Coronary computed tomography angiography evaluation of plaque morphology and its relationship to HDL and total cholesterol to HDL ratio. J Clin Lipidol. 2022 Sep-Oct; 16(5):715-724. Manubolu VS, Verghese D, Lakshmanan S, Alalawi L, Kinninger A, Bitar JA, Calicchio F, Ahmad K, Ghanem A, Javier DA, Mangaoang C, Flores F, Dailing C, Roy SK, Budoff MJ. PMID: 35778256.

View in: PubMed Mentions: 3 Fields:
Bio Biochemistry Met Metabolism
Translation:Humans
EPA Versus Mixed EPA/DHA Plus Statin for Coronary Atherosclerosis: Meta-Analysis of Prospective Imaging Trials. JACC Cardiovasc Imaging. 2022 10; 15(10):1825-1828. Sheppard JP, Lakshmanan S, Dahal S, Roy SK, Bhatt DL, Budoff MJ, Nelson JR. PMID: 36202462.

View in: PubMed Mentions: 1 Fields:
Car Cardiology Dia Diagnostic Imaging Vas Vascular Diseases
Translation:Humans
The Role of Cardiac Computed Tomography in Heart Failure. Curr Heart Fail Rep. 2022 08; 19(4):213-222. Kitchin SS, Manubolu VS, Roy SK, Budoff MJ. PMID: 35588344.

View in: PubMed Mentions: Fields:
Car Cardiology
Translation:Humans
Prognostic Value of Serial Coronary CT Angiography in Atherosclerotic Plaque Modification: What have we learnt? Curr Cardiovasc Imaging Rep. 2022 Feb; 15(2). Manubolu VS, Roy SK, Budoff MJ. PMID: 35300492; PMCID: PMC8923615.

View in: PubMed Mentions: 2
Coronary artery plaque progression and cardiovascular risk scores in men with and without HIV-infection. AIDS. 2022 02 01; 36(2):215-224. Shaikh K, Bhondoekhan F, Haberlen S, Nakanishi R, Roy SK, Alla VM, Brown TT, Lee J, Osawa K, Almeida S, Rahmani S, Nezarat N, Sheidaee N, Kim M, Jayawardena E, Kim N, Hathiramani N, Palella FJ, Witt M, Ahmad K, Kingsley L, Post WS, Budoff MJ. PMID: 34608042; PMCID: PMC8702479.

View in: PubMed Mentions: Fields:
Acq Acquired Immunodeficiency Synd
Translation:Humans
Anti-inflammatory Therapeutics and Coronary Artery Disease. Cardiol Rev. 2023 Mar-Apr 01; 31(2):80-86. Eghtedari B, Roy SK, Budoff MJ. PMID: 35471811.

View in: PubMed Mentions: Fields:
Car Cardiology Vas Vascular Diseases
Translation:Humans
The evolving pandemic of COVID-19 and increasing role of cardiac computed tomography. Coron Artery Dis. 2021 08 01; 32(5):372-374. Chaganti BT, Cherukuri L, Birudaraju D, Roy SK, Budoff MJ. PMID: 32897900.

View in: PubMed Mentions: Fields:
Car Cardiology Vas Vascular Diseases
Translation:Humans Cells PHPublic Health
Coronary Computed Tomography Angiography (CCTA) vs Functional Imaging in the Evaluation of Stable Ischemic Heart Disease. J Invasive Cardiol. 2021 05; 33(5):E349-E354. Patel VI, Roy SK, Budoff MJ. PMID: 33771938.

View in: PubMed Mentions: 4 Fields:
Car Cardiology
Translation:Humans
Effect of icosapent ethyl on progression of coronary atherosclerosis in patients with elevated triglycerides on statin therapy: a prospective, placebo-controlled randomized trial (EVAPORATE): interim results. Cardiovasc Res. 2021 03 21; 117(4):1070-1077. Budoff MJ, Muhlestein JB, Bhatt DL, Le Pa VT, May HT, Shaikh K, Shekar C, Kinninger A, Lakshmanan S, Roy SK, Tayek J, Nelson JR. PMID: 32609331.

View in: PubMed Mentions: 23 Fields:
Car Cardiology Vas Vascular Diseases
Translation:Humans
Prevalence of normal coronary arteries by coronary computed tomography angiography (CCTA) in patients with type 2 diabetes mellitus from Semaglutide Treatment on Coronary Plaque Progression (STOP) trial. J Diabetes Complications. 2021 03; 35(3):107840. Birudaraju D, Cherukuri L, Kinninger A, Dahal S, Lakshmanan S, Rezvanizadeh V, Ghanem AK, Flores F, Hamal S, Pozon RG, Adudodla N, Tayek JA, Roy SK, Budoff MJ. PMID: 33419635.

View in: PubMed Mentions: 2 Fields:
End Endocrinology
Translation:Humans
COVID-19 IgG/IgM antibody testing in Los Angeles County, California. Eur J Clin Microbiol Infect Dis. 2021 Feb; 40(2):457-459. Ahmad K, Rezvanizadeh V, Dahal S, Kinninger A, Ghanem AK, Lakshmanan S, Hamal S, Flores F, Dailing C, Roy SK, Budoff MJ. PMID: 33241444; PMCID: PMC7688294.

View in: PubMed Mentions: 2 Fields:
Com Communicable Diseases Mic Microbiology
Translation:Humans Cells
Use of Advanced CT Technology to Evaluate Left Atrial Indices in Patients with a High Heart Rate or with Heart Rate Variability: The Converge Registry. J Nucl Med Technol. 2021 Mar; 49(1):65-69. Cherukuri L, Birudaraju D, Kinninger A, Chaganti BT, Pidikiti S, Pozon RG, Pozon ACG, Lakshmanan S, Dahal S, Hamal S, Flores F, Christopher D, Andreini D, Pontone G, Conte E, Nakanishi R, O'Rourke R, Hamilton-Craig C, Nasir K, Roy SK, Mao SS, Budoff MJ. PMID: 33219160.

View in: PubMed Mentions: Fields:
Nuc Nuclear Medicine
Translation:Humans
Effect of icosapent ethyl on progression of coronary atherosclerosis in patients with elevated triglycerides on statin therapy: final results of the EVAPORATE trial. Eur Heart J. 2020 10 21; 41(40):3925-3932. Budoff MJ, Bhatt DL, Kinninger A, Lakshmanan S, Muhlestein JB, Le VT, May HT, Shaikh K, Shekar C, Roy SK, Tayek J, Nelson JR. PMID: 32860032; PMCID: PMC7654934.

View in: PubMed Mentions: 107 Fields:
Car Cardiology
Translation:Humans
20-Year trend of high prevalence of zero coronary artery calcium in beach cities of Southern California: A blue zone? Am J Prev Cardiol. 2020 Dec; 4:100098. Lakshmanan S, Kinninger A, Golub I, Dahal S, Birudaraju D, Ahmad K, Ghanem AK, Rezvanizadeh V, Roy SK, Budoff MJ. PMID: 34327474; PMCID: PMC8315595.

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Effect of a plant-based bioequivalent inorganic nitrate (NO3-) complex with vitamins, antioxidants and phytophenol rich food extracts in hypertensive individuals - A randomized, double-blind, placebo-controlled study. Clin Nutr ESPEN. 2020 12; 40:327-335. Cherukuri L, Birudaraju D, Kinninger A, Chaganti BT, Shekar C, Hamal S, Shaikh K, Flores F, Roy SK, Sotka W, Green SJ, Budoff MJ. PMID: 33183558.

View in: PubMed Mentions: 3 Fields:
Nut Nutritional Sciences
Translation:Humans Animals
Relationship between cardio-ankle vascular index and obstructive coronary artery disease. Coron Artery Dis. 2020 09; 31(6):550-555. Birudaraju D, Cherukuri L, Kinninger A, Chaganti BT, Haroun P, Pidikiti S, Lakshmanan S, Hamal S, Flores F, Dailing C, Shaikh K, Roy SK, Budoff MJ. PMID: 32168051.

View in: PubMed Mentions: 6 Fields:
Car Cardiology Vas Vascular Diseases
Translation:Humans
Biomarkers and Noncalcified Coronary Artery Plaque Progression in Older Men Treated With Testosterone. J Clin Endocrinol Metab. 2020 07 01; 105(7). Shaikh K, Ellenberg SS, Nakanishi R, Snyder PJ, Lee J, Wenger NK, Lewis CE, Swerdloff RS, Preston P, Hamal S, Stephens-Sheilds A, Bhasin S, Cherukuri L, Cauley JA, Crandall JP, Cunningham GR, Ensrud KE, Matsumoto AM, Molich ME, Alla VM, Birudaraju D, Nezarat N, Rai K, Almeida S, Roy SK, Sheikh M, Trad G, Budoff MJ. PMID: 31784747; PMCID: PMC7209773.

View in: PubMed Mentions: 2 Fields:
End Endocrinology Met Metabolism
Translation:Humans
Association of high-density lipoprotein levels with baseline coronary plaque volumes by coronary CTA in the EVAPORATE trial. Atherosclerosis. 2020 07; 305:34-41. Lakshmanan S, Shekar C, Kinninger A, Dahal S, Onuegbu A, Cai AN, Hamal S, Birudaraju D, Cherukuri L, Flores F, Dailing C, Roy SK, Bhatt DL, Nelson JR, Budoff MJ. PMID: 32615321.

View in: PubMed Mentions: 3 Fields:
Vas Vascular Diseases
Translation:Humans
Association of flow mediated vasodilation and burden of subclinical atherosclerosis by coronary CTA. Atherosclerosis. 2020 06; 302:15-19. Lakshmanan S, Shekar C, Kinninger A, Birudaraju D, Dahal S, Onuegbu A, Cherukuri L, Hamal S, Flores F, Dailing C, Roy SK, Budoff M. PMID: 32413792.

View in: PubMed Mentions: 4 Fields:
Vas Vascular Diseases
Translation:Humans
Comparison of mineral oil and non-mineral oil placebo on coronary plaque progression by coronary computed tomography angiography. Cardiovasc Res. 2020 03 01; 116(3):479-482. Lakshmanan S, Shekar C, Kinninger A, Dahal S, Onuegbu A, Cai AN, Hamal S, Birudaraju D, Roy SK, Nelson JR, Budoff MJ, Bhatt DL. PMID: 31825484; PMCID: PMC7031703.

View in: PubMed Mentions: 10 Fields:
Car Cardiology Vas Vascular Diseases
Translation:Humans
Comparison of electrocardiogram quality and clinical interpretations using prepositioned ECG electrodes and conventional individual electrodes. J Electrocardiol. 2020 Mar - Apr; 59:126-133. Roy SK, Shah SU, Villa-Lopez E, Murillo M, Arenas N, Oshima K, Chang RK, Lauzon M, Guo X, Pillutla P. PMID: 32062382.

View in: PubMed Mentions: 3 Fields:
Car Cardiology
Translation:Humans
Short-term impact of aged garlic extract on endothelial function in diabetes: A randomized, double-blind, placebo-controlled trial. Exp Ther Med. 2020 Feb; 19(2):1485-1489. Hamal S, Cherukuri L, Birudaraju D, Matsumoto S, Kinninger A, Chaganti BT, Flores F, Shaikh K, Roy SK, Budoff MJ. PMID: 32010327; PMCID: PMC6966134.

View in: PubMed Mentions: 8
A combined effect of Cavacurcumin, Eicosapentaenoic acid (Omega-3s), Astaxanthin and Gamma -linoleic acid (Omega-6) (CEAG) in healthy volunteers- a randomized, double-blind, placebo-controlled study. Clin Nutr ESPEN. 2020 02; 35:174-179. Birudaraju D, Cherukuri L, Kinninger A, Chaganti BT, Shaikh K, Hamal S, Flores F, Roy SK, Budoff MJ. PMID: 31987113.

View in: PubMed Mentions: 3 Fields:
Nut Nutritional Sciences
Translation:Humans CTClinical Trials
A case of isolated right coronary ostial atresia. Coron Artery Dis. 2019 09; 30(6):471-472. Shekar C, Cherukuri L, Dailing C, Budoff MJ, Roy SK. PMID: 30702506.

View in: PubMed Mentions: 1 Fields:
Car Cardiology Vas Vascular Diseases
Translation:Humans
Low short-term and long-term cardiovascular and all-cause mortality in absence of coronary artery calcium: A 22-year follow-up observational study from large cohort. J Diabetes Complications. 2019 09; 33(9):616-622. Shaikh K, Li D, Nakanishi R, Kinninger A, Almeida S, Cherukuri L, Shekar C, Roy SK, Birudaraju D, Rai K, Ahmad K, Shafter A, Kumar A, Hamal S, Alla VM, Budoff MJ. PMID: 31278061.

View in: PubMed Mentions: 4 Fields:
End Endocrinology
Translation:Humans
Coronary Arteriovenous Malformation diagnosed by CCTA: A case report. J Cardiovasc Comput Tomogr. 2020 Sep - Oct; 14(5):e22-e23. Cherukuri L, Shekar C, Roy SK, Pillutla P, Budoff MJ. PMID: 30389339.

View in: PubMed Mentions: Fields:
Car Cardiology Rad Radiology Vas Vascular Diseases
Translation:Humans
Torsades de Pointes after Ondansetron Infusion in 2 Patients. Tex Heart Inst J. 2017 Oct; 44(5):366-369. Lee DY, Trinh T, Roy SK. PMID: 29259513; PMCID: PMC5731596.

View in: PubMed Mentions: 5 Fields:
Car Cardiology
Translation:Humans
Glomerular filtration rate and proteinuria associations with coronary artery calcium among HIV-infected and HIV-uninfected men in the Multicenter AIDS Cohort Study. Coron Artery Dis. 2017 Jan; 28(1):17-22. Roy SK, Estrella MM, Darilay AT, Budoff MJ, Jacobson LP, Witt MD, Kingsley LA, Post WS, Palella FJ. PMID: 27611875; PMCID: PMC5143176.

View in: PubMed Mentions: 4 Fields:
Car Cardiology Vas Vascular Diseases
Translation:Humans
Relationship between routine multi-detector cardiac computed tomographic angiography prior to reoperative cardiac surgery, length of stay, and hospital charges. Int J Cardiovasc Imaging. 2013 Mar; 29(3):709-17. Goldstein MA, Roy SK, Hebsur S, Maluenda G, Weissman G, Weigold G, Landsman MJ, Hill PC, Pita F, Corso PJ, Boyce SW, Pichard AD, Waksman R, Taylor AJ. PMID: 23065095.

View in: PubMed Mentions: 5 Fields:
Dia Diagnostic Imaging
Translation:Humans
Matrix metalloproteinase-9 (MMP-9) and myeloperoxidase (MPO) levels in patients with nonobstructive coronary artery disease detected by coronary computed tomographic angiography. Acad Radiol. 2013 Jan; 20(1):25-31. Hou ZH, Lu B, Gao Y, Cao HL, Yu FF, Jing N, Chen X, Cong XF, Roy SK, Budoff MJ. PMID: 22947272.

View in: PubMed Mentions: 4 Fields:
Rad Radiology
Translation:Humans
Coronary artery atherosclerosis and risk stratification in young adults with an intermediate pretest likelihood detected by multidetector computed tomography. Acad Radiol. 2012 Nov; 19(11):1309-15. Hou ZH, Lu B, Gao Y, Yu FF, Cao HL, Jiang SL, Roy SK, Budoff MJ. PMID: 22884401.

View in: PubMed Mentions: Fields:
Rad Radiology
Translation:Humans
Body surface area is a predictor of coronary artery calcium, whereas body mass index is not. Coron Artery Dis. 2012 Mar; 23(2):113-7. Roy SK, Zeb I, Kadakia J, Li D, Budoff MJ. PMID: 22157358; PMCID: PMC4282517.

View in: PubMed Mentions: 8 Fields:
Car Cardiology Vas Vascular Diseases
Translation:Humans
Growing evidence showing association of chronic kidney disease and coronary artery disease should impact clinical practice. Cardiology. 2011; 120(4):209-10. Roy SK, Budoff MJ. PMID: 22286192.

View in: PubMed Mentions: Fields:
Car Cardiology
Translation:Humans
Chronic kidney disease is associated with increased coronary artery atherosclerosis as revealed by multidetector computed tomographic angiography. Tex Heart Inst J. 2012; 39(6):811-6. Roy SK, Cespedes A, Li D, Choi TY, Budoff MJ. PMID: 23304018; PMCID: PMC3528227.

View in: PubMed Mentions: 2 Fields:
Car Cardiology
Translation:Humans
Mild and moderate pre-dialysis chronic kidney disease is associated with increased coronary artery calcium. Vasc Health Risk Manag. 2011; 7:719-24. Roy SK, Cespedes A, Li D, Choi TY, Budoff MJ. PMID: 22174582; PMCID: PMC3237101.

View in: PubMed Mentions: 16 Fields:
Vas Vascular Diseases
Translation:Humans
Coronary artery aneurysms as seen on multidetector computed tomography angiography. Catheter Cardiovasc Interv. 2011 Dec 01; 78(7):1127-32. Roy SK, Kadakia J, Shittu A, Budoff MJ. PMID: 21805608.

View in: PubMed Mentions: 1 Fields:
Car Cardiology
Translation:Humans
Clinical implications of thrombocytopenia among patients undergoing intra-aortic balloon pump counterpulsation in the coronary care unit. Clin Cardiol. 2010 Jan; 33(1):30-5. Roy SK, Howard EW, Panza JA, Cooper HA. PMID: 20063298; PMCID: PMC6652948.

View in: PubMed Mentions: 13 Fields:
Car Cardiology
Translation:Humans