Scholars@Duke
Tristen T Chun

Tristen T Chun

Assistant Professor of Surgery
Surgery, Vascular and Endovascular Surgery

Selected Publications

Impact of Antiplatelet and Anticoagulation Therapy on Hemodialysis Reliable Outflow Graft Patency.

Journal Article Ann Vasc Surg · December 2025 BACKGROUND: The Hemodialysis Reliable Outflow (HeRO) graft combines an arteriovenous graft with a central venous stent, allowing for hemodialysis access in patients with end-stage renal disease limited by central venous stenosis. The impact of anticoagulat ... Full text Link to item Cite

Incidence and risk factors for Hemodialysis Reliable Outflow bypass graft infection.

Journal Article J Vasc Surg · December 2025 BACKGROUND: Hemodialysis Reliable Outflow (HeRO) graft implantation is performed as a last resort option for hemodialysis access in patients limited by central venous stenosis or occlusion. In this single-center series, we examined the incidence, risk fact ... Full text Link to item Cite

Asian American Representation in Surgical Training in the United States.

Journal Article J Surg Res · November 2025 INTRODUCTION: Asians are considered an over-represented minority in medicine, making up 7% of the US national population but 17.1% of active physicians. However, representation trends are different across surgical specialties, and many surgical residency p ... Full text Link to item Cite

Leveraging the Transfer Center to Improve Access to Vascular Surgical Care at a Tertiary Academic Medical Center.

Journal Article Ann Vasc Surg · October 15, 2025 BACKGROUND: Vascular surgeons are essential to maintaining a safe operating room environment for all surgical specialties, in addition to managing primary vascular diseases. The value of the vascular surgery service line within a health-care system has bee ... Full text Link to item Cite

Perioperative and long-term outcomes after Hemodialysis Reliable Outflow (HeRO) graft surgery.

Journal Article J Vasc Surg · October 2025 OBJECTIVE: The Hemodialysis Reliable Outflow (HeRO) graft offers hemodialysis access options for patients who have developed central venous stenosis or occlusion. In this single-center study, we report our perioperative and long-term outcomes after HeRO gr ... Full text Link to item Cite

General Principles of Vascular Surgery

Chapter · March 22, 2025 Anatomy and Technique Elliot L. Chaikof. AngioJet device , in subclavian - axillary vein thrombosis , 305-306 , 306f ... endovascular strategy in , 119–136 endovascular technique and , 123 , 123b fibromuscular dysplasia and , 123 ... ... Cite

Arterial Thoracic Outlet Syndrome

Chapter · March 22, 2025 Anatomy and Technique Elliot L. Chaikof. AngioJet device , in subclavian - axillary vein thrombosis , 305-306 , 306f ... endovascular strategy in , 119–136 endovascular technique and , 123 , 123b fibromuscular dysplasia and , 123 ... ... Cite

Postoperative Bleeding Complications are Common among Patients Undergoing Transcarotid Artery Revascularization.

Journal Article Ann Vasc Surg · January 2025 BACKGROUND: Current practice guidelines recommend dual antiplatelet therapy for at least 30 days postoperatively after transcarotid artery revascularization (TCAR) to promote stent patency. However, many patients are already taking other antithrombotic med ... Full text Link to item Cite

Alternatives for exhausted dialysis access.

Journal Article Semin Vasc Surg · December 2024 Hemodialysis (HD) access failure is a frequent problem encountered by vascular surgeons. As treatment of end-stage renal disease improves and patients live longer on HD, eventual exhaustion of traditional upper extremity HD access is common. Efforts to pre ... Full text Link to item Cite

invariant Natural Killer T Cells Modulate the Peritoneal Macrophage Response to Polymicrobial Sepsis.

Journal Article J Surg Res · August 2024 INTRODUCTION: A dysregulated immune system is a major driver of the mortality and long-term morbidity from sepsis. With respect to macrophages, it has been shown that phenotypic changes are critical to effector function in response to acute infections, inc ... Full text Link to item Cite

Surgical decompression among Paget-Schroetter patients with subacute and chronic venous occlusion.

Journal Article J Vasc Surg Venous Lymphat Disord · November 2022 OBJECTIVE: Management of Paget-Schroetter syndrome (PSS) with first rib resection (FRR) and venoplasty is successful in re-establishing subclavian vein (SCV) patency in most cases. However, in cases with subacute or chronic venous occlusion, SCV patency ma ... Full text Link to item Cite

Preoperative thrombolysis is associated with improved vein patency and functional outcomes after first rib resection in acute Paget-Schroetter syndrome.

Journal Article J Vasc Surg · September 2022 INTRODUCTION: Most patients with acute Paget-Schroetter syndrome (PSS) present in one of two manners: (1) thrombosis managed initially with thrombolysis and anticoagulation and then referred for surgery, and (2) initial treatment with anticoagulation only ... Full text Link to item Cite

A Single Institution 30-Year Review of Abnormal First Rib Resection for Thoracic Outlet Syndrome.

Journal Article Ann Vasc Surg · July 2022 OBJECTIVES: Congenital abnormalities of the first rib (ABNFR) are a rare cause of thoracic outlet syndrome (TOS). The range of abnormalities have not been clearly documented in the literature. Surgical decompression in these patients presents with increase ... Full text Link to item Cite

Adjunctive techniques to minimize thrombotic complications following microfoam sclerotherapy of saphenous trunks and tributaries.

Journal Article J Vasc Surg Venous Lymphat Disord · July 2021 OBJECTIVE: Thrombus extension into the deep venous system following superficial vein chemical ablation with Varithena polidocanol microfoam has been reported. The objective of this study was to assess the effect of intraoperative improved techniques during ... Full text Link to item Cite

Phlegmasia cerulea dolens associated with acute coronavirus disease 2019 pneumonia despite supratherapeutic warfarin anticoagulation

Journal Article Journal of Vascular Surgery Cases and Innovative Techniques · December 1, 2020 Patients with acute coronavirus disease 2019 (COVID-19) respiratory infection are associated with concomitant thromboembolic complications and a hypercoagulable state. Although these mechanisms are not completely understood, unique alterations in the serum ... Full text Cite

Managing central venous access during a health care crisis.

Journal Article J Vasc Surg · October 2020 OBJECTIVE: During the COVID-19 pandemic, central venous access line teams were implemented at many hospitals throughout the world to provide access for critically ill patients. The objective of this study was to describe the structure, practice patterns, a ... Full text Link to item Cite

Stenting and Medical Therapy for Atherosclerotic Renal-Artery Stenosis

Chapter · August 10, 2020 This book identifies the 50 key scientific articles in the field of vascular and endovascular surgery. ... Cite

A novel role for programmed cell death receptor ligand 2 in sepsis-induced hepatic dysfunction.

Journal Article Am J Physiol Gastrointest Liver Physiol · January 1, 2019 The liver is an organ that, when dysfunctional in a septic patient, is strongly associated with morbidity and mortality. Understanding the pathophysiology of liver failure during sepsis may lead to improved diagnostics and potential therapeutic targets. Hi ... Full text Link to item Cite

Group 2 Innate Lymphoid Cells (ILC2s) Are Key Mediators of the Inflammatory Response in Polymicrobial Sepsis.

Journal Article Am J Pathol · September 2018 Sepsis remains a major public health concern, characterized by marked immune dysfunction. Innate lymphoid cells develop from a common lymphoid precursor but have a role in orchestrating inflammation during innate response to infection. Here, we investigate ... Full text Link to item Cite

Program cell death receptor-1-mediated invariant natural killer T-cell control of peritoneal macrophage modulates survival in neonatal sepsis

Journal Article Frontiers in Immunology · November 20, 2017 We have shown that invariant natural killer T (iNKT) cells mediate sepsis-induced end-organ changes and immune responses, including macrophage bacterial phagocytosis, a finding regulated by the check point protein program cell death receptor-1 (PD-1). Furt ... Full text Cite

Overview of the Molecular Pathways and Mediators of Sepsis

Chapter · May 29, 2017 This book is designed to provide a comprehensive and state-of-the-art resource for clinicians who care for patients with sepsis and research scientist alike, . ... Cite

Postoperative Infections are Associated with Increased Risk of Cardiac Events in Vascular Patients.

Journal Article Ann Vasc Surg · May 2017 BACKGROUND: Despite advances in perioperative care, the rate of cardiac events in vascular patients remains high. We have previously shown that infections in trauma patients are associated with higher rates of subsequent cardiac complications, likely due t ... Full text Link to item Cite

Potential of 18F-FDG PET toward personalized radiotherapy or chemoradiotherapy in lung cancer.

Journal Article Eur J Nucl Med Mol Imaging · June 2013 PURPOSE: We investigated the metabolic response of lung cancer to radiotherapy or chemoradiotherapy by (18)F-FDG PET and its utility in guiding timely supplementary therapy. METHODS: Glucose metabolic rate (MRglc) was measured in primary lung cancers durin ... Full text Link to item Cite