Ari Cohen, MD
- Sr Physician-Medical Director, Southshore Region
- 1514 Jefferson Hwy, New Orleans, LA, 70121
For additional information or to make an appointment, click here.
Overview
Overview
- Dr. Ari Cohen earned his medical degree from the University of Manitoba in Canada, where he also completed his surgical internship and residency. He completed his transplant surgery fellowship at the Mayo Clinic in Rochester, Minnesota. Dr. Cohen is a Fellow of the Royal College of Canada. His professional interests and expertise include liver transplantation, living donor kidney transplantation, and solitary pancreas transplantation. Dr. Cohen is board certified in general surgery and transplant surgery and has been on staff at Ochsner since 2002.
Publications
Selected publications
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2023Non-Directed Living Liver Donors for Pediatric Recipients: New Paths to Identifying Potential Donors. American Journal of Transplantation. 24:S51-S51.
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2023Normothermic Machine Perfusion of Donor Livers for Transplantation in the United States A Randomized Controlled Trial. Annals of Surgery. 278:E912-E921.
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2023A NOVEL HCC WAITLIST DROPOUT SCORE: BIOMARKER INTEGRATED DROPOUT GRADIENT ESTIMATION (BRIDGE). Hepatology. 78:S354-S354.
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2023ALTERED EphA2 SIGNALING IN NON- ALCOHOLIC FATTY LIVER DISEASE PROGRESSION. Hepatology. 78:S1070-S1070.
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2023Gaps in care planning and delivery for patients with liver cancer: Baseline assessment for implementation of 4R Oncology model. Journal of Clinical Oncology. 41.
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2023Racially Disparate Disease Progression Rates in Early-Stage Hepatocellular Carcinoma Patients. American Journal of Transplantation. 23:S730-S730.
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2023Single-Center Outcomes of First-Cycle Yttrium-90 for Bridge to Liver Transplantation in Hepatocellular Carcinoma Patients. American Journal of Transplantation. 23:S729-S730.
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2023The First 58 Global Kidney Exchange Transplants: Overcoming Multiple Barriers to Transplantation. American Journal of Transplantation. 23:S344-S344.
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2022Single-Center Outcomes of First-Cycle Yttrium-90 for Bridge to Liver Transplantation in Hepatocellular Carcinoma Patients. American Journal of Transplantation. 23:S36-S36.
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2022Liver Transplantation in Older Patients. Journal of The American College of Surgeons. 235:S84-S84.
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2022ALTERED EphA2 SIGNALING IN NON-ALCOHOLIC FATTY LIVER DISEASE PROGRESSION. Hepatology. 76:S769-S770.
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2022Distinct Gene Expression Profiles in Viable Hepatocellular Carcinoma Treated With Liver-Directed Therapy. Frontiers in Oncology. 12.
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2021Inferior Vena Caval Complications Following Orthotopic Liver Transplant. American Journal of Transplantation. 22:28-28.
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2021Liver Transplantation Using Hepatitis C Virus-Viremic Donors Into Hepatitis C Virus-Aviremic Recipients as Standard of Care. Liver Transplantation. 27:548-557.
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2020Assessment Of Hepatic Macrosteatosis Using A Convolutional Deep Neural Network. American Journal of Transplantation. 20:38-38.
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2020Biomarkers AFP in Combination with AFP-l3 and DCP Predicts Tumor Progression in Treatment Native HCC Patients. American Journal of Transplantation. 20:492-493.
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2020Cirrhosis-Driven Immune Dysfunction is Associated with Poor Response to DEB-TACE and Waitlist Dropout in Hepatocellular Carcinoma Patients While Awaiting Liver Transplantation. American Journal of Transplantation. 20:492-492.
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2020Donor and Recipient Flow Crossmatch Positivity is Associated with Increased Risk of Acute Rejection in Simultaneous Liver-Kidney Transplantations. American Journal of Transplantation. 20:60-60.
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2020Effects of Donor Macrosteatosis and Post-Transplant Complement Activation on Early Allograft Dysfunction. American Journal of Transplantation. 20:60-60.
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2020Expansion of Immunosuppressive Cell Populations Associates with Tumor-Derived Exosome Shedding in Early-Stage HCC Patients undergoing Locoregional Therapy. American Journal of Transplantation. 20:60-60.
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2020IMMUNE STATUS CORRELATES WITH TREATMENT RESPONSE IN PATIENTS WITH HEPATOCELLULAR CARCINOMA WHO WERE BRIDGED TO LIVER TRANSPLANT. Journal of Investigative Medicine. 68:633-633.
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2020Increased utilization of liver donors with infectious labels after implementation of a focused education program. American Journal of Transplantation. 20:38-39.
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2019
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2019Evaluation of Liver Function and Biomarkers Predicts Tumor Progression in Treatment-Naive Hepatocellular Carinoma Patients.. American Journal of Transplantation. 19:767-767.
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2019FFP as Replacement Fluid in Desensitized Combined Liver/Kidney Transplant Patients. Transfusion. 59:183A-184A.
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2019Hemodynamic changes with autologous flushing of donor graft during orthotopic liver transplantation. Transplantation. 103:149-149.
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2019Impact of Previous Abdominal Surgeries in Deceased Liver Transplantation. American Journal of Transplantation. 19:37-37.
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2019Modified BALAD Score Predicts Incomplete Locoregional Therapy Treatment in Hepatocellular Carcinoma Patients. American Journal of Transplantation. 19:72-73.
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2019Pre-Treatment Lymphocyte Status in HCC Patients Associates with DEB-TACE Response and Correlates with Increased Regulatory Immune Cells.. American Journal of Transplantation. 19:762-762.
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2019Reduction in Waitlist Time Using HCV Positive Liver Grafts in HCV Negative Recipients.. American Journal of Transplantation. 19:461-462.
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2019Simultaneous Biliary and Liver Parenchymal Evaluation in Post Liver-Transplant Population Using Endoscopic Ultrasound-Guided Liver Biopsy and Endoscopic Retrograde Cholangiopancreatography in a Single Session Approach. American Journal of Gastroenterology. 114:S501-S502.
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2019
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2019The role of frailty in predicting outcomes after orthotopic liver transplantation. Transplantation. 103:148-149.
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2019The role of sarcopenia in predicting outcomes after orthotopic liver transplantation. Transplantation. 103:141-141.
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2019Use of HCV Positive Livers in HCV Negative Recipients: The Ochsner Experience. American Journal of Transplantation. 19:70-70.
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2018Adipokines Alter Immune Surveillance & Promote an Aggressive HCC Phenotype. American Journal of Transplantation. 18:74-74.
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2018Complement Activation in Liver Transplantation: Role of Donor Macrosteatosis and Implications in Delayed Graft Function. International Journal of Molecular Sciences. 19.
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2018ENDOSCOPIC ULTRASOUND-GUIDED LIVER BIOPSY: A TERTIARY CENTER EXPERIENCE. Gastrointestinal Endoscopy. 87:AB339-AB340.
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2018Endoscopic Ultrasound-Guided Liver Biopsy Compared to Percutaneous and Transjugular Liver Biopsy: A Tertiary Center Experience. American Journal of Gastroenterology. 113:S421-S421.
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2018Endovascular Management of Hepatic Artery Stenosis: Risk Factors and Outcomes. American Journal of Transplantation. 18:67-68.
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2018Excellent Outcomes of Deceased Donor Liver Transplantation Using Grafts From Older Donors: A US Single-Center Experience. American Journal of Gastroenterology. 113:S570.
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2018
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2018Impact of Total Graft Steatotic Mass in Liver Transplant Outcomes.. American Journal of Transplantation. 18:573-574.
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2018
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2018Necroptosis Contributes to Cell Death of Steatotic Hepatocytes Following Ischaemic Injury. Hepatology. 68:687A-687A.
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2018Outcomes in Liver and Combined Liver-Kidney Retransplantation.. American Journal of Transplantation. 18:342-342.
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2018Outcomes of Livers Allocated to High UNOS Match Sequence Number Recipients at a High Volume Transplant Center.. American Journal of Transplantation. 18:568-568.
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2018Portal Vein Thrombosis (PVT) in Liver Transplantation - Recent Experience.. American Journal of Transplantation. 18:556-557.
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2018Pre Liver Transplant (LT) Prediction of Surgical Complexity by Recipient Risk Grading and Optimizing Outcomes: The Ochsner Experience.. American Journal of Transplantation. 18:848-849.
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2018
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2018Surgical Categorization Improve Outcomes and Organ Utilization in Liver Transplantation. Transplantation. 102:S3-S4.
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2018T Cell Lineage Imbalance and Regulatory Immune Populations in HCC Patients Undergoing Downstaging While Waitlisted for Liver Transplantation.. American Journal of Transplantation. 18:722-722.
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2017Antibody-Mediated Rejection: A Review. The Ochsner Journal. 17:46-55.
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2017Balloon-Occlusion Technique for Managing Portal Vein Hemorrhage in Liver Transplantation. The Ochsner Journal. 17:76-79.
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2017Clinical Predictors of Biliary Obstruction at ERCP After Orthotopic Liver Transplantation (OLT). Hepatology. 66:921A-921A.
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2017Cyclin D1 in the Liver: Role of Noncanonical Signaling in Liver Steatosis and Hormone Regulation. The Ochsner Journal. 17:56-65.
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2017Effect of Embolization History and Tumor Treatment Response on Plasma TGF beta in HCC Patients Listed for Liver Transplantation. American Journal of Transplantation. 17:433-433.
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2017Heparin Dose-response Assessments by Hepcon (R) HMS Assay in Patients Undergoing Liver Transplantation. Transplantation. 101:104-104.
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2017
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2017Interpreting Outcomes in DCDD Liver Transplantation: First Report of the Multicenter IDOL Consortium. Transplantation. 101:1067-1073.
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2017Is Ischemic Cholangiopathy in DCD, due to Donor Graft, Recipient Selection or Something Else?. Transplantation. 101:51-51.
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2017Long-Term Cardiac Morbidity and Mortality in Patients With Aortic Valve Disease Following Liver Transplantation: A Case Matching Study. Seminars in Cardiothoracic and Vascular Anesthesia. 21:345-351.
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2017Negligible Oval Cell Proliferation Following Ischemia-Reperfusion Injury With and Without Partial Hepatectomy. The Ochsner Journal. 17:31-37.
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2017Novel Biliary Reconstruction Techniques During Liver Transplantation. The Ochsner Journal. 17:42-45.
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2017Outcomes Utilizing Imported Liver Grafts for Recipients With Hepatocellular Carcinoma. Liver Transplantation. 23:299-304.
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2017Post-Liver Transplant Delirium Increases Mortality and Length of Stay. The Ochsner Journal. 17:25-30.
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2017Pre-TACE Immune Status Correlates with Treatment Response and Tumor Biology in HCC as a Bridge to Transplant. American Journal of Transplantation. 17:436-436.
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2017Predicting Recurrence Prior to Transplant: The Response of HCC to Chemoembolization. American Journal of Transplantation. 17:436-437.
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2017Results of High Risk Donation-after-Circulatory Death (DCD) Donor Liver Transplants. American Journal of Transplantation. 17:19-19.
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2017Safety and Outcomes in 100 Consecutive Donation After Circulatory Death Liver Transplants Using a Protocol That Includes Thrombolytic Therapy. American Journal of Transplantation. 17:2155-2164.
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2017SiLK: Single Incision Approach for Combined Liver Kidney Transplantation. American Journal of Transplantation. 17:75-75.
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2017Thromboprophylaxis With Heparin During Orthotopic Liver Transplantation: Comparison of Hepcon HMS Plus and Anti-Xa Assays for Low-Range Heparin. Journal of Cardiothoracic and Vascular Anesthesia. 31:575-581.
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2017
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2016Donor-Recipient Matching in Deceased Donor Liver Transplantation: Analysis of Outcomes Using UNOS Match Sequence Data. American Journal of Transplantation. 16:77-77.
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2016Epsilon-Aminocaproic Acid Has No Association With Thromboembolic Complications, Renal Failure, or Mortality After Liver Transplantation. Journal of Cardiothoracic and Vascular Anesthesia. 30:917-923.
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2016Outcomes of DCD Liver Transplantation Utilizing Donors With High Donor Risk Index. American Journal of Transplantation. 16:83-83.
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2016Results from 100 Consecutive Donation-After-Circulatory Death (DCD) Liver Transplants Using a Thrombolytic Protocol.. American Journal of Transplantation. 16:584-584.
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2016Transcatheter Aortic Valve Replacement (TAVR) for Severe Aortic Stenosis as a Bridge to Liver Transplantation.. American Journal of Transplantation. 16:676-676.
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2016Using on-site liver 3-D reconstruction and volumetric calculations in split liver transplantation. Hepatobiliary and Pancreatic Diseases International. 15:587-592.
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2016Utilizing Imported Liver Grafts for HCC Recipients. American Journal of Transplantation. 16:82-82.
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2015Adverse Cardiac Events After Orthotopic Liver Transplantation: A Cross-Sectional Study in 389 Consecutive Patients. Liver Transplantation. 21:13-21.
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2015Calciphylaxis in Simultaneous Liver-Kidney Transplantation. American Journal of Transplantation. 15:1105-1109.
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2015
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2015Expanding the Donor Pool: Comparison of Outcomes in DCD vs. Living Donor Liver Transplantation. American Journal of Transplantation. 15:93-93.
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2015Is BMI of 28 an Appropriate Cutoff for Simultaneous Pancreas Kidney Transplant in Type II Diabetes?. American Journal of Transplantation. 15.
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2015Long Term Outcomes With Alemtuzumab Induction Therapy for Deceased and Living Renal Transplant Recipients. A Single Center Experience. American Journal of Transplantation. 15.
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2015Outcomes Following Endovascular Treatment of Hepatic Artery Stenosis Following Liver Transplantation. American Journal of Transplantation. 15.
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2015Post-Liver Transplant Delirium Is Associated With Increased Mortality and Prolonged Length of Stay. American Journal of Transplantation. 15.
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2015Pre-Transplant Factors Associated with Increased Risk of Post-Liver Transplant Delirium. Transplantation. 99:299-299.
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2015Pre-treatment with TIMP-3 prevents the development of biliary injury in an LPS enhanced ischaemia-reperfusion animal model. Journal of Gastroenterology and Hepatology. 30:9-9.
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2015Robotic-Assisted Laparoscopic Donor Nephrectomy: Decreasing Length of Stay. The Ochsner Journal. 15:19-24.
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2015
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2015Three Year Outcomes of Renal Allograft Transplants in African American Recipients Receiving Alemtuzumab for Induction Immunosuppression. American Journal of Transplantation. 15.
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2015Thrombolytic Protocol Minimizes Ischemic-Type Biliary Complications in Liver Transplantation From Donation After Circulatory Death Donors. Liver Transplantation. 21:321-328.
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2015Use of On-Site 3D Volumetrics for In-Situ Split-Liver Transplantation. Transplantation. 99:108-108.
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2015Weighing the risk: Obesity and outcomes following liver transplantation. World Journal of Hepatology. 7:1484-1493.
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2014DCD Procurements: Low Incidence of Ischemic Cholangiopathy and Improving Outcomes in Liver Transplantation (LT) from Donation after Circulatory Death (DCD). American Journal of Transplantation. 14:56-57.
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2014
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2014Improving Outcomes in Liver Transplantation from Donation after Circulatory Death. American Journal of Transplantation. 14:95-95.
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2014Improving Outcomes in Liver Transplantation from Donation after Circulatory Death (DCD). Liver Transplantation. 20:S165-S165.
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2014Role of Special Coagulation Studies for Pre-Operative Screening in Simultaneous Kidney-Pancreas Transplantation. American Journal of Transplantation. 14:863-863.
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2014
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2014Thrombolytic Protocol Minimizes Ischemic-type Biliary Complications in Liver Transplantation from Donation-After-Cardiac Death Donors. American Journal of Transplantation. 14:65-65.
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2014Type 2 Diabetes Mellitus Recipients Achieved Excellent Outcomes in Simultaneous Kidney-Pancreas Transplantation Despite High Post-Operative Weight Gain.. American Journal of Transplantation. 14:857-858.
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2013Benefits of a Robotic Donor Nephrectomy Program: A Series of 100 Consecutive Donors.. American Journal of Transplantation. 13:392-392.
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2013Excellent liver retransplantation outcomes in hepatitis C-infected recipients. Clinical Transplantation. 27:E512-E520.
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2013IMPROVING OUTCOMES IN LIVER TRANSPLANTATION UTILIZING DONATION AFTER CARDIAC DEAHT: A SINGLE CENTER EXPERIENCE. Transplant International. 26:53-53.
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2013Liver Transplantation (OLT) Utilizing Donation after Cardiac Death (DCD) Allografts: A Single Center Experience. American Journal of Transplantation. 13:87-87.
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2013Liver Transplantation at the Ochsner Clinic: Quality and Outcomes Improvement. The Ochsner Journal. 13:413-418.
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2013Liver transplantation in a patient with Ehlers-Danlos syndrome. Liver Transplantation. 19:565-566.
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2013Liver transplantation in hepatitis B core-negative recipients using livers from hepatitis B core-positive donors: A 13-year experience. Liver Transplantation. 19:611-618.
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2013Liver transplantation in the morbidly obese: Do the outcomes justify the use of scarce organs?. Hepatology. 58:1031A-1031A.
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2013OUTCOME EFFECT OF INTRA-ARTERIAL VERAPAMIL INFUSION ON DCD LIVER TRANSPLANTATION. Transplant International. 26:52-53.
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2013Tumor Necrosis Factor-alpha: Life and Death of Hepatocytes During Liver Ischemia/Reperfusion Injury. The Ochsner Journal. 13:119-130.
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2012Excellent Outcomes after Liver Retransplantation for Recurrent HCV: A Single Centre Experience. American Journal of Transplantation. 12:432-432.
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2012Late Liver Retransplantation: A Single Center Experience. American Journal of Transplantation. 12:86-86.
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2012Peer Review, Performance Improvement and the UNOS Membership and Professional Standards Committee: One Center's Experience. American Journal of Transplantation. 12:87-87.
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2011Anti-HBc Positive Donor Livers in Naive Hepatitis B Recipients: 10 Years Experience in a Single Center. American Journal of Transplantation. 11:202-202.
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2011LIVER TRANSPLANT BILIARY MISMATCH: BILIARY TRANSPOSITION VS DUCTOPLASTY. Transplant International. 24:309-309.
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2011Lessons Learned from the Introduction of a Robotic Assisted Donor Nephrectomy Program. American Journal of Transplantation. 11:73-73.
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2010IMPAIRED JAK-STAT SIGNALING OF INTERFERON-alpha IN CHRONICALLY HCV INFECTED LIVER TISSUE. Hepatology. 52:746A-746A.
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2010Improving Donor Livers by Inhibiting TNF-alpha Production. The Ochsner Journal. 10:250-255.
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2009Donor transmission of malignant melanoma to a liver graft recipient: case report and literature review. Clinical Transplantation. 23:571-574.
Visualizations
Research areas
- Anesthesiology
- Biochemistry & Molecular Biology
- Cardiovascular System & Cardiology
- Cell Biology
- Chemistry
- Gastroenterology & Hepatology
- General & Internal Medicine
- Hematology
- Immunology
- Life Sciences & Biomedicine - Other Topics
- Oncology
- Radiology, Nuclear Medicine & Medical Imaging
- Research & Experimental Medicine
- Respiratory System
- Science & Technology - Other Topics
- Surgery
- Transplantation