Scholars@Duke

• Background
• 

  Education, Training, & Certifications

  • M.D., Medical University of South Carolina School of Medicine 1999
• 

  Duke Appointment History

  • Assistant Professor of Surgery, Surgery, Clinical Science Departments 2007 - 2011
  • Clinical Associate in the Department of Surgery, Surgery, Clinical Science Departments 2005 - 2007
• Research
• 

  Selected Grants

  • Mechanisms that Direct Airway Remodeling in Obese Asthma awarded by National Institutes of Health 2017 - 2021
  • FSF Fellowship awarded by Foundation for Surgical Fellowships 2019 - 2020
  • Duke Minimally Invasive and Bariatric Surgery Fellowship awarded by W. L. Gore & Associates, Inc. 2018 - 2019
  • Management of Reflux after Sleeve Using Stretta (MaRSS) awarded by Mederi Therapeutics 2016 - 2019
  • Ex-Vivo Stapling of Bariatric Gastrectomy Specimens awarded by Intuitive Surgical, Inc. 2017 - 2019
  • Psychology of Minimally Invasive Surgical Scars awarded by Teleflex, Inc. 2016 - 2018
  • FSF Fellowship awarded by Foundation for Surgical Fellowships 2017 - 2018
  • Single-arm study of the Stomach, Intestinal and Pylorus Sparing(SIPS) procedure awarded by Covidien Ltd. 2014 - 2018
  • Bariatric Mini Fellowship Sleeve/Roux (PACE program) awarded by Covidien Ltd. 2017
  • FSF Fellowship awarded by Foundation for Surgical Fellowships 2016 - 2017
• Publications & Artistic Works
• 

  Selected Publications

  • Academic Articles

    • Davis, M, Davalos, G, Ortega, C, Chen, S, Schimpke, S, Jain-Spangler, K, Yoo, J, Seymour, K, Sudan, R, Portenier, D, and Guerron, AD. "Magnetic Liver Retraction: an Incision-Less Approach for Less Invasive Bariatric Surgery." Obesity Surgery (January 2, 2019).  Full Text
    • Guerron, AD, Ortega, CB, Lee, H-J, Davalos, G, Ingram, J, and Portenier, D. "Asthma medication usage is significantly reduced following bariatric surgery." Surgical Endoscopy (October 17, 2018).  Full Text
    • Ortega, CB, Guerron, AD, and Portenier, D. "Endoscopic Abscess Septotomy: A Less Invasive Approach for the Treatment of Sleeve Gastrectomy Leaks." Journal of Laparoendoscopic & Advanced Surgical Techniques. Part A 28, no. 7 (July 2018): 859-863.  Full Text
    • Coleman, L, Gilna, G, Portenier, D, Auyang, E, Khan, U, Grabo, D, Wilson, A, and Szoka, N. "Trauma laparoscopy from 1925 to 2017: Publication history and study demographics of an evolving modality." The Journal of Trauma and Acute Care Surgery 84, no. 4 (April 2018): 664-669.  Full Text
    • Guerron, AD, Ortega, CB, and Portenier, D. "Endoscopic Abscess Septotomy for Management of Sleeve Gastrectomy Leak." Obesity Surgery 27, no. 10 (October 2017): 2672-2674. (Letter)  Full Text
    • Dargent, J, Vilallonga, R, Katz, L, Portenier, D, Wilson, E, Esacalona, A, Himpens, J, Zundel, N, and Higa, K. "IFSO Position Statement on New Technologies for Treatment of Obesity: The International Federation for Surgery of Obesity (IFSO) and Its New Technologies Committee. Endorsed by the Ethical Committee of IFSO, Approved by the IFSO Executive Council on May, 3, 2017." Obesity Surgery 27, no. 9 (September 1, 2017): 2456-2459. (Letter)  Full Text
    • Friedman, KE, Applegate, K, Portenier, D, and McVay, MA. "Bariatric surgery in patients with bipolar spectrum disorders: Selection factors, postoperative visit attendance, and weight outcomes." Surgery for obesity and related diseases : official journal of the American Society for Bariatric Surgery 13, no. 4 (April 2017): 643-651.  Full Text
    • Cottam, A, Cottam, D, Portenier, D, Zaveri, H, Surve, A, Cottam, S, Belnap, L, Medlin, W, and Richards, C. "A Matched Cohort Analysis of Stomach Intestinal Pylorus Saving (SIPS) Surgery Versus Biliopancreatic Diversion with Duodenal Switch with Two-Year Follow-up." Obesity surgery 27, no. 2 (February 2017): 454-461.  Full Text
    • Guerron, AD, Lee, H-J, Yoo, J, Seymour, K, Sudan, R, Portenier, D, and Park, C. "Laparoscopic Single-Site Inguinal Hernia Repair Using a Self-Fixating Mesh." Jsls : Journal of the Society of Laparoendoscopic Surgeons 21, no. 1 (January 2017).  Full Text
    • Shantavasinkul, PC, Omotosho, P, Corsino, L, Portenier, D, and Torquati, A. "Predictors of weight regain in patients who underwent Roux-en-Y gastric bypass surgery." Surgery for Obesity and Related Diseases : Official Journal of the American Society for Bariatric Surgery 12, no. 9 (November 2016): 1640-1645.  Full Text
    • Daniel Guerron, A, and Portenier, DD. "Patient Selection and Surgical Management of High-Risk Patients with Morbid Obesity." The Surgical Clinics of North America 96, no. 4 (August 2016): 743-762. (Review)  Full Text
    • Chen, Y, Corsino, L, Shantavasinkul, PC, Grant, J, Portenier, D, Ding, L, and Torquati, A. "Gastric Bypass Surgery Leads to Long-term Remission or Improvement of Type 2 Diabetes and Significant Decrease of Microvascular and Macrovascular Complications." Annals of Surgery 263, no. 6 (June 2016): 1138-1142.  Full Text
    • Xu, L, Yin, J, Mikami, DJ, Portenier, DD, Zhou, X, and Mao, Z. "Effectiveness of laparoscopic Roux-en-Y gastric bypass on obese class I type 2 diabetes mellitus patients." Surgery for obesity and related diseases : official journal of the American Society for Bariatric Surgery 11, no. 6 (November 2015): 1220-1226.  Full Text
    • McVay, MA, Friedman, KE, Applegate, KL, and Portenier, DD. "Patient predictors of follow-up care attendance in Roux-en-Y gastric bypass patients." Surgery for Obesity and Related Diseases : Official Journal of the American Society for Bariatric Surgery 9, no. 6 (November 2013): 956-962.  Full Text
    • Jain-Spangler, K, Portenier, D, Torquati, A, and Sudan, R. "Conversion of vertical banded gastroplasty to stand-alone sleeve gastrectomy or biliopancreatic diversion with duodenal switch." J Gastrointest Surg 17, no. 4 (April 2013): 805-808.  Full Text  Link to Item
    • Mor, A, Keenan, E, Portenier, D, and Torquati, A. "Case-matched analysis comparing outcomes of revisional versus primary laparoscopic Roux-en-Y gastric bypass." Surgical Endoscopy 27, no. 2 (February 2013): 548-552.  Full Text
    • Kadera, BE, Portenier, DD, Yurcisin, BM, Demaria, EJ, Gaddor, MM, and Jain-Spangler, K. "Evidence for a metabolic mechanism in the improvement of type 2 diabetes after sleeve gastrectomy in a rodent model." Surgery for Obesity and Related Diseases 9, no. 3 (2013): 447-452.  Full Text
    • Ceppa, EP, Ceppa, DP, Omotosho, PA, Dickerson, JA, Park, CW, and Portenier, DD. "Algorithm to diagnose etiology of hypoglycemia after Roux-en-Y gastric bypass for morbid obesity: case series and review of the literature." Surg Obes Relat Dis 8, no. 5 (September 2012): 641-647. (Review)  Full Text  Link to Item
    • Mor, A, Sharp, L, Portenier, D, Sudan, R, and Torquati, A. "Weight loss at first postoperative visit predicts long-term outcome of Roux-en-Y gastric bypass using Duke weight loss surgery chart." Surgery for Obesity and Related Diseases : Official Journal of the American Society for Bariatric Surgery 8, no. 5 (September 2012): 556-560.  Full Text
    • Ceppa, EP, Park, CW, Portenier, DD, and Pryor, AD. "Single-incision laparoscopic right colectomy: an efficient technique." Surg Laparosc Endosc Percutan Tech 22, no. 2 (April 2012): 88-94. (Review)  Full Text  Link to Item
    • Omotosho, P, Yurcisin, B, Ceppa, E, Miller, J, Kirsch, D, and Portenier, DD. "In vivo assessment of an absorbable and nonabsorbable knotless barbed suture for laparoscopic single-layer enterotomy closure: a clinical and biomechanical comparison against nonbarbed suture." J Laparoendosc Adv Surg Tech A 21, no. 10 (December 2011): 893-897.  Full Text  Link to Item
    • Kadera, BE, Lum, K, Grant, J, Pryor, AD, Portenier, DD, and DeMaria, EJ. "Remission of type 2 diabetes after Roux-en-Y gastric bypass is associated with greater weight loss." Surg Obes Relat Dis 5, no. 3 (May 2009): 305-309.  Full Text  Link to Item
    • Walsh, CM, Blackwood, HS, Wright, L, and Portenier, DD. "How is the patient's first pregnancy affected after having weight loss surgery?." BARIATRIC NURSING AND SURGICAL PATIENT CARE 4, no. 1 (March 2009): 61-62.  Full Text  Link to Item
    • Harnisch, MC, Portenier, DD, Pryor, AD, Prince-Petersen, R, Grant, JP, and DeMaria, EJ. "Preoperative weight gain does not predict failure of weight loss or co-morbidity resolution of laparoscopic Roux-en-Y gastric bypass for morbid obesity." Surg Obes Relat Dis 4, no. 3 (May 2008): 445-450.  Full Text  Link to Item
    • Portenier, D, and DeMaria, EJ. "Risk Scoring Systems for Weight Loss Surgery." Advances in Surgery 42, no. C (2008): 313-320.  Full Text
    • Portenier, DD, Grant, JP, Blackwood, HS, Pryor, A, McMahon, RL, and DeMaria, E. "Expectant management of the asymptomatic gallbladder at Roux-en-Y gastric bypass." Surgery for Obesity and Related Diseases : Official Journal of the American Society for Bariatric Surgery 3, no. 4 (July 2007): 476-479.  Full Text
    • de la Fuente, SG, Demaria, EJ, Reynolds, JD, Portenier, DD, and Pryor, AD. "New developments in surgery: Natural Orifice Transluminal Endoscopic Surgery (NOTES)." Archives of Surgery (Chicago, Ill. : 1960) 142, no. 3 (March 2007): 295-297. (Review)  Full Text
    • DeMaria, EJ, Portenier, D, and Wolfe, L. "Obesity surgery mortality risk score: proposal for a clinically useful score to predict mortality risk in patients undergoing gastric bypass." Surgery for Obesity and Related Diseases 3, no. 2 (2007): 134-140.  Full Text
    • John, T, Portenier, D, Auster, B, Mehregan, D, Drelichman, A, and Telmos, A. "Leiomyosarcoma of scrotum - Case report and review of literature." Urology 67, no. 2 (2006): 424.e13-424.e15.  Full Text
    • Mittal, VK, and Portenier, D. "Continuity of care in the 80-hour workweek era?." Current Surgery 63, no. 1 (January 2006): 31-34.  Full Text

  • Book Sections

    • Guerron, AD, Ortega, CB, and Portenier, D. "Anastomotic leak following gastric bypass." In Complications in Bariatric Surgery, 77-84. April 26, 2018.  Full Text
    • Park, CW, and Portenier, DD. "Basic setup, principles, and troubleshooting in robotic surgery." In Essentials of Robotic Surgery, 27-43. January 1, 2015.  Full Text
    • Tabone, LE, Ceppa, EP, and Portenier, D. "Gastric plication for obesity." In Reduced Port Laparoscopic Surgery, 437-452. May 1, 2014.  Full Text
    • Danko, M, and Portenier, D. "Bile duct cancer: Peripheral and hilar cholangiocarcinoma." In Contemporary Surgical Management of Liver, Biliary Tract, and Pancreatic Disease, 353-362. January 1, 2013.  Full Text
    • Ceppa, EP, and Portenier, D. "Management of bleeding from the pancreas." In Gastrointestinal Bleeding: A Practical Approach to Diagnosis and Management, 111-117. December 1, 2010.  Full Text

  • Conference Papers

    • Pryor, A, Jiang, N, DeMaria, EJ, Portenier, DD, Sudan, R, and Torquati, A. "Duet TRSTM Reload Is A Preloaded Absorbable Reinforcement Material On An Endoscopic Stapler That Is Straightforward And Effective For Gastric Pouch Creation." August 2010.  Link to Item
    • Perez, A, DeMaria, EJ, Portenier, DD, Grant, JP, and Pryor, AD. "Gastrojejunal (GJ) leak after laparoscopic roux-en-Y gastric bypass (LRYGB) carries minimal risk with an aggressive detection/management approach, whereas greater morbidity/mortality occurs with leak at the jejunojejunostomy (jj)." April 2008.  Link to Item

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