Professor of Radiology
(2014)
School of Medicine,
Radiology
Publications
Huang C, He X, Xie Y, Chen H, Ye Y, Sun Y, Dharmakumar R, Ryu RK, Li D, Xie G, Fan Z. Thrombus Signal on T1-Weighted Black-Blood MR Predicts Outcomes of Catheter-Directed Thrombolysis in Acute Deep Vein Thrombosis. Thromb Haemost. 2023 Apr;123(4):453-463. PubMed PMID: 36754064
Rao SS, Jensen AM, Kriss MS, Morgan RL, Ho PM, Ryu RK, Trivedi PS. Racial Differences in the Use of Endoscopy and Transjugular Intrahepatic Portosystemic Shunt Creation for Treatment of Acute Variceal Bleeding in the United States. J Vasc Interv Radiol. 2022 Apr;33(4):465-468.e1. PubMed PMID: 34929343
Kirkpatrick DL, Lindquist J, Jensen AM, Reghunathan A, Brown MA, Schramm KM, Ryu RK, Trivedi PS. Comparative efficacy and safety of the Captus device for inferior vena cava filter retrieval. Clin Imaging. 2021 Sep;77:202-206. PubMed PMID: 33989965
Trivedi PS, Jensen AM, Brown MA, Morgan RL, Lindrooth RC, Ryu RK, Ho PM, Kriss MS. High Prevalence of Transjugular Intrahepatic Portosystemic Shunt Creation Without Prior Endoscopy During Acute Variceal Bleeding Hospitalization in the United States. Hepatol Commun. 2021 Oct;5(10):1784-1790. PubMed PMID: 34558832
Trivedi PS, Jensen AM, Kriss MS, Brown MA, Morgan RL, Lindrooth RC, Ho PM, Ryu RK. Ethnoracial Disparity in Hospital Survival following Transjugular Intrahepatic Portosystemic Shunt Creation for Acute Variceal Bleeding in the United States. J Vasc Interv Radiol. 2021 Jul;32(7):941-949.e3. PubMed PMID: 33901695
Gordon AC, Gates VL, White SB, Harris KR, Procissi D, Zhang Z, Li W, Samaan D, Nicolai JR, Mouli SK, Sato KT, Ryu RK, Omary RA, Salem R, Lewandowski RJ, Larson AC. Correlation and Agreement of Yttrium-90 Positron Emission Tomography/Computed Tomography with Ex Vivo Radioembolization Microsphere Deposition in the Rabbit VX2 Liver Tumor Model. J Vasc Interv Radiol. 2021 Jan;32(1):23-32.e1. PubMed PMID: 33189539
Rosenkrantz AB, Hawkins CM, Ryu RK, Duszak R Jr. Clinical Practice Characteristics of Radiologists Based on American Board of Radiology Interventional Radiology Certification Status. AJR Am J Roentgenol. 2020 Jan;214(1):149-155. PubMed PMID: 31670588
Desai KR, Xiao N, Salem R, Karp JK, Ryu RK, Lewandowski RJ. Excimer Laser Sheath-Assisted Retrieval of "Closed-Cell" Design Inferior Vena Cava Filters. J Am Heart Assoc. 2020 Sep;9(17):e017240. PubMed PMID: 32815443
Wadhwa V, Ahmed O, Lessne ML, Ryu RK, Trivedi PS. Continued decrease in utilization of IVC filters: update from 2016 Nationwide Inpatient Sample. Clin Imaging. 2020 Sep;65:94-95. PubMed PMID: 32387802
Grimsbo MC, Brown MA, Lindquist JD, Schramm KM, Kirkpatrick DL, Ryu RK, Trivedi PS. Intracardiac Echocardiography-Guided TIPS: A Primer for New Operators. Semin Intervent Radiol. 2020 Oct;37(4):405-413. PubMed PMID: 33041487
Grewal S, Lewandowski RJ, Ryu RKW, Desai KR. Inferior Vena Cava Filter Retrieval: Patient Selection, Procedural Planning, and Postprocedural Complications. AJR Am J Roentgenol. 2020 Oct;215(4):790-794. PubMed PMID: 32755356
Trivedi PS, Jensen AM, Brown MA, Hong K, Borgstede JP, Lindrooth RC, Duszak RL Jr, Rochon PJ, Ryu RK. Cost Analysis of Dialysis Access Maintenance Interventions across Physician Specialties in U.S. Medicare Beneficiaries. Radiology. 2020 Nov;297(2):474-481. PubMed PMID: 32897162
Berland LL, Heitkamp DE, Ryu RK. Predictors of Failing the American Board of Radiology Core Examination. AJR Am J Roentgenol. 2020 Apr;214(4):W72. PubMed PMID: 32196370
Schramm KM, DeWitt PE, Dybul S, Rochon PJ, Patel P, Hieb RA, Rogers RK, Ryu RK, Wolhauer M, Hong K, Trivedi PS. Recent Trends in Clinical Setting and Provider Specialty for Endovascular Peripheral Artery Disease Interventions for the Medicare Population. J Vasc Interv Radiol. 2020 Apr;31(4):614-621.e2. PubMed PMID: 32127322
Trivedi PS, Brown MA, Rochon PJ, Ryu RK, Johnson DT. Gender Disparity in Inpatient Mortality After Transjugular Intrahepatic Portosystemic Shunt Creation in Patients Admitted With Hepatorenal Syndrome: A Nationwide Study. J Am Coll Radiol. 2019 Sep 18. [Epub ahead of print] PubMed PMID: 31541656
Hill GQ, Ryu RK. A Primer to Understanding the Elements of Medical Malpractice. Semin Intervent Radiol. 2019 Jun;36(2):117-119. PubMed PMID: 31123383
Ryu RK. The Debt We Owe. Semin Intervent Radiol. 2019 Jun;36(2):63-64. PubMed PMID: 31123373
Hammad H, Brauer BC, Smolkin M, Ryu R, Obuch J, Shah RJ. Treating Biliary-Enteric Anastomotic Strictures with Enteroscopy-ERCP Requires Fewer Procedures than Percutaneous Transhepatic Biliary Drains. Dig Dis Sci. 2019 Sep;64(9):2638-2644. PubMed PMID: 31129875
Wadhwa V, Brandis A, Madassery K, Horner PE, Dhand S, Bream P, Shiloh A, Lessne ML, Ryu RK. #TwittIR: Understanding and Establishing a Twitter Ecosystem for Interventional Radiologists and Their Practices. J Am Coll Radiol. 2018 Jan;15(1 Pt B):218-223. PubMed PMID: 29122504
Wadhwa V, Gutta NB, Trivedi PS, Chatterjee K, Ahmed O, Ryu RK, Kalva SP. In-Hospital Mortality Benefit of Inferior Vena Cava Filters in Patients With Pulmonary Embolism and Congestive Heart Failure. AJR Am J Roentgenol. 2018 Sep;211(3):672-676. PubMed PMID: 30016144
Trivedi PS, Lind KE, Ray CE, Rochon PJ, Ryu RK. Race and Sex Disparities in Outcomes of Dialysis Access Maintenance Interventions. J Vasc Interv Radiol. 2018 Apr;29(4):476-481.e1. PubMed PMID: 29373244
Wadhwa V, Brandis A, Madassery K, Horner PE, Dhand S, Bream P, Shiloh A, Lessne ML, Ryu RK. #TwittIR: Understanding and Establishing a Twitter Ecosystem for Interventional Radiologists and Their Practices. J Am Coll Radiol. 2018 Jan;15(1 Pt B):218-223. PubMed PMID: 29122504
Wadhwa V, Trivedi PS, Ali S, Ryu RK, Pezeshkmehr A. IVC filter placements in children: nationwide comparison of practice patterns at adult and children's hospitals using the Kids' Inpatient Database. Pediatr Radiol. 2018 Feb;48(2):253-257. PubMed PMID: 29119240
Wadhwa V, Trivedi PS, Ali S, Ryu RK, Pezeshkmehr A. IVC filter placements in children: nationwide comparison of practice patterns at adult and children's hospitals using the Kids' Inpatient Database. Pediatr Radiol. 2017 Nov 8. [Epub ahead of print] PubMed PMID: 29119240
Desai KR, Laws JL, Salem R, Mouli SK, Errea MF, Karp JK, Yang Y, Lewandowski RJ, Ryu RK. Response by Desai et al to Letter Regarding Article, "Defining Prolonged Dwell Time: When Are Advanced Inferior Vena Cava Filter Retrieval Techniques Necessary? An Analysis in 762 Procedures". Circ Cardiovasc Interv. 2017 Sep;10(9). PubMed PMID: 28916609
Magnowski A, Brown M, Schramm K, Lindquist J, Rochon PJ, Johnson DT, Kondo KL, Desai K, Lewandowski RJ, Ryu RK. The law of unintended consequences: current design challenges in inferior vena cava filters. Expert Rev Med Devices. 2017 Oct;14(10):805-810. PubMed PMID: 28885078
Wadhwa V, Trivedi PS, Ryu RK, Lessne ML. Increasing Anticoagulation Use Among Inpatients Receiving Inferior Vena Cava Filters. Am J Med. 2017 Aug;130(8):e373-e374. PubMed PMID: 28734386
Wadhwa V, Trivedi PS, Chatterjee K, Tamrazi A, Hong K, Lessne ML, Ryu RK. Decreasing Utilization of Inferior Vena Cava Filters in Post-FDA Warning Era: Insights From 2005 to 2014 Nationwide Inpatient Sample. J Am Coll Radiol. 2017 Sep;14(9):1144-1150. PubMed PMID: 28623048
Desai KR, Laws JL, Salem R, Mouli SK, Errea MF, Karp JK, Yang Y, Ryu RK, Lewandowski RJ. Defining Prolonged Dwell Time: When Are Advanced Inferior Vena Cava Filter Retrieval Techniques Necessary? An Analysis in 762 Procedures. Circ Cardiovasc Interv. 2017 Jun;10(6). PubMed PMID: 28606998
Yoon DY, Vavra AK, Eifler AC, Teter K, Eskandari MK, Ryu RK, Rodriguez HE. Why Temporary Filters Are Not Removed: Clinical Predictors in 1,000 Consecutive Cases. Ann Vasc Surg. 2017 Jul;42:64-70. PubMed PMID: 28288891
Clancy JF, Carrillo RG, Sotak R, Ram R, Ryu RK, Kennergren C. Percutaneous occlusion balloon as a bridge to surgery in a swine model of superior vena cava perforation. Heart Rhythm. 2016 Nov;13(11):2215-2220. PubMed PMID: 27343856
Vascular and Interventional Radiology, Board Certification (1996, 2009)
Conditions & Treatments
Radiology - Interventional
Radiology
Circulatory System and Blood Vessel Health - Angioplasty
Circulatory System and Blood Vessel Health
Circulatory System and Blood Vessel Health - Peripheral arterial disease (PAD)
Circulatory System and Blood Vessel Health - Dialysis access
Heart and Circulation - Circulatory Disorders
Heart and Circulation
Heart and Circulation - Peripheral Artery Disease
Clinical Interests
Deep venous thrombosis, pulmonary embolism, IVC filter management including complex retrievals, interventional oncology, liver directed therapy for cancer
Care Philosophy
I believe in taking care of patients and their families in a compassionate, competent, and comprehensive manner. It is a privilege for me to build trust with patients who allow me to care for them. I focus on every patient and their loved ones and what they need, whether physical, emotional, or spiritual.
General Information
Medical Schools:
MD, Case Western Reserve University School of Medicine
(1991)
Undergraduate Schools:
BA, Wesleyan University (CT)
(1986)
Internships:
St Vincent's Medical Center Program
(1992)
Residency Programs:
University of Southern California/LAC+USC Medical Center Program, Chief Resident, Diagnostic (1996)
Fellowships:
University of Colorado (University Hospital) Program, Vascular and Interventional Radiology
(1997)