Debby Keller

International

Keller DS, Caudiere B, Mercoli H. Evaluation of a Novel AI-Powered Collaborative Laparoscopic Surgical Platform: A Phase 2a IDEAL Framework Study. 2025 ESCP Tripartite Annual Meeting. Paris, FR. September 10-12, 2025.

Keller DS, Chand M, Wexner SD. Live Rectal Cancer MDT. Milan Colorectal Congress. Milan, IT.  May 28-30, 2025

Keller DS. Non-linear Career Paths. Women in Surgery. Milan Colorectal Congress. Milan, IT.

May 28-30, 2025

Keller DS. Mentorship and Sponsorship in Surgery. Women in Surgery. Breaking Barriers, Building Leaders. Milan Colorectal Congress. Milan, IT. 

May 20-25, 2024

Keller DS. Challenging Imposter Syndrome. Women in Surgery. Breaking Barriers, Building Leaders. Milan Colorectal Congress. Milan, IT.

May 20-25, 2024

Keller DS, Chand M, Wexner SD. Advanced Rectal Cancer. Milan Colorectal Congress. Milan, IT.  May 20-25, 2024

Keller DS. Functional Disease. Milan Colorectal Congress. Milan, IT. May 20-25, 2024

Keller DS. Image guided surgery: nice tool or a must have? European Association of Endoscopic Surgeons (EAES) Winter Meeting. Technology Committee. Barcelona, Spain. January 15, 2024.

Keller DS. Keynote Lecture. Innovation, surgery and training in the US. Future Surgery 2023, Royal College of Surgeons and Association of Surgeons in Training. London, UK. November 14- 15, 2023

Keller DS. Surgical Robotics. The Nairobi Hospital 14th Annual Surgical Symposium. Nairobi, Kenya. October 28, 2023

Keller DS, Vimalachandran D, on behalf of the DAMASCUS Study Group. Damascus. International Fellows Session. Association of Coloproctology of Great Britain and Ireland (ACPGBI) Annual Congress. Manchester, UK. July 3-5, 2023

Keller DS. Virtual world for patients. Technology Symposium. Simulation and training. EAES 31st International Congress. Rome, IT. June 20-23, 2023.

Keller DS. Fluorescence Guided  Surgery- Are We There Yet? Masterclass. EAES 31st International Congress. Rome, IT. June 20-23, 2023

Keller DS., Oleynikov D, Schoonyoung H, Jobst M, Marks J. Clinical Report of a Novel Miniature Robotically Assisted Surgical Device (RASD) for Colorectal Surgery. EAES robotics award session. EAES 31st International Congress. Rome, IT. June 20-23, 2023.

Keller DS, Ross S. Keynote Lecture: Inspiring the next generations of surgeons. EAES 31st International Congress. Rome, IT. June 20-23, 2023

Keller DS. The seal on perfusion assessment: a must or a nice to have? Milan Colorectal Congress. Milan, IT. May 24-26, 2023

Keller DS. Local Antibiotics: Is There Any Evidence? Let’s Talk About Surgical Site Infections. Colorectal Masterclass for the AIS Channel. London, UK.  March 3, 2022

Keller DS. Ventral Mesh Rectopexy. Mesh in Pelvis Guideline Seminar. ESCP Masterclass. Virtual due to COVID-19. January 13, 2022

Keller DS.  EAES SAGES Consensus Conference on MIS in the Elderly. EAES 29th International Congress. Barcelona, Spain. November 23-26, 2021

Keller DS.  How to train surgeons safely, effectively and efficiently. Robotic rectal surgery. EAES 29th International Congress. Barcelona, Spain. November 23-26, 2021

Keller DS.  Value-driven health care: clinical decision-making beyond large-scale database, RCT, and guidelines. EAES 29h International Congress. Innovations in MIS Colorectal Surgery. Barcelona, Spain. November 23-26, 2021

Keller DS. Innovations in Surgery. European Society of Surgical Oncology. Legends Series. Virtual due to COVID-19. November 1, 2021

Keller DS. Estrategias ante el paciente complicado postquirúrgico. Novedades en nutrición del paciente quirúrgico. Spanish Society of Surgery (AEC) Annual Meeting. Virtual due to COVID-19. September 30, 2021

Keller DS. Rectal MRI in advanced rectal cancer. Duke’s Club/ Association of Coloproctology of Great Britain and Ireland (ACPGBI) Rectal Cancer Masterclass. Virtual due to COVID-19. September 21, 2021

Keller DS. Controversies in Fluorescence. EAES Fall Meeting. Krakow, Poland. Virtual due to COVID-19. September 8, 2021

Keller DS. The Bee’s Knees. Association of Coloproctology of Great Britain and Ireland (ACPGBI) 2021 Annual Meeting. Harrowgate, UK Virtual due to COVID-19. July 5-7, 2021

Keller DS. PPE for Surgeons. Managing a Global Pandemic through International Collaboration. AIS Channel. Chennai, India. Virtual due to COVID-19. June 25, 2021

Keller DS. Keynote Lecture. Innovation in Colon and Rectal Surgery. Association of Students in Training (ASiT) Annual Conference. Virtual due to COVID-19. March 6, 2021

Keller DS.  The Impact of COVID on Cancer Screening and Surgery. The Future of Colorectal Cancer Surgery. AIS Channel Winter Event.. London, UK. Virtual due to COVID-19. December 18, 2020

Keller DS.  Transforming the Paradigm of Surgical Education. Innovation in Education Session. Association of Students in Training (ASiT) Annual Conference. Virtual due to COVID-19.   October 27, 2020

. Simon HL, Reif de Paula T, Nemeth SK, Keller DS. Creation and Validation of a Generalizable Risk Model for Morbidity and Mortality After Proctectomy. Association of Coloproctology of Great Britain and Ireland 2020 Annual Meeting. Edinburgh, Scotland UK (cancelled due to COVID-19)July 6-8, 2020

Reif de Paula T, Simon H, Nemeth SK, Keller DS. A National Evaluation of the Predictors of Compliance and Survival from Adjuvant Chemotherapy in High-Risk Stage II Colon Cancer. Association of Coloproctology of Great Britain and Ireland 2020 Annual Meeting. Edinburgh, Scotland UK (cancelled due to COVID-19). July 6-8, 2020

Keller DS and Steele SR. Cancer Quandaries Debate. Short course radiotherapy in rectal cancer. Association of Coloproctology of Great Britain and Ireland (ACPGBI), Advanced Cancer Subcommittee and The Dukes Club. Virtual due to COVID-19. June 2, 2020

Keller DS. Putting Your Best Foot Forward. University College London Hospital, Advanced Minimally Invasive Surgery Master’s Program Visiting Professor. London, UK. December 11, 2019.

Keller DS. Keynote Lecture, Prehabilitation to Optimize Outcomes in Colorectal Surgery. European Society of Coloproctology (ESCP). Vienna, Austria. September 25-27, 2019

Keller  DS. Myths and Truths about the effects of TPN, albumin and iron supplementation in optimizing pre-operative status. European Society of Coloproctology (ESCP). Vienna, Austria. September 25-27, 2019

Keller  DS. New Ways of Improving  Outcomes in Rectal Cancer, ERAS Society World Congress. Liverpool, UK. May 1-3, 2019

Keller  DS. Challenging Dogmas. Alpine Colorectal Conference, Wengen, Switzerland January 27-29, 2019

Reali C, Keller DS, Penna M, Hompes R. Low Anterior Resection Syndrome: Are We Getting to the Bottom of the Problem with TaTME? Long-term Functional and Quality of Life Outcomes After TaTME for Rectal Cancer. Association of Coloproctology of Great Britain and Ireland 2018 Annual Meeting. Birmingham, UK. July 9-11, 2018

Joshi HM, Keller DS, Devoto L, Walsh D, Cohen R, Coffey JC, Chand M. Fluorescence Imaging in Colon Cancer II (FLICC II). Podium Presentation, European Society of Coloproctology (ESCP) Annual Meeting 2017. Berlin, Germany. September 20-22, 2017

Keller DS, Parry L, Johnson CJ, Obias V, Hellan M. Robotic-assisted Abdominoperineal Resection for Malignant Disease of the Low Rectum and Anus: A Multi-Center Review. Clinical Robotic Surgery Association Worldwide Congress 2016. Gangnam-gu, Seoul, Korea. October 6-8, 2016
 

National

Keller DS, Narula N, Mellinger JD, Schwarz E, Feldman LS, Sylla P, Dort JM, Asbun HJ, Romanelli JR. Cross Sectional Survey on Burnout and Career Satisfaction From the SAGES Quality, Outcomes, and Safety and Reimagining the Practice of Surgery Burnout Task Forces. Podium Presentation. 2024 SAGES Annual Meeting. Cleveland, OH. 

April 17-20, 2024

Lapergola A, Stramigioli S, Yoshida T, Madani A, Perretta S, Keller DS. Feasibility of automatic verification of the critical view of the Inferior Mesenteric Pedicle Ligation with artificial intelligence. Podium Presentation. 2024 SAGES Annual Meeting. Cleveland, OH. 

April 17-20, 2024

Keller DS, Marks G, Marks JH. Application and Validation of an Artificial Intelligence Model to Predict Local Recurrence After Curative Rectal Cancer Resection. 2024 SAGES Annual Meeting. Cleveland, OH. 

April 17-20, 2024.

Reif de Paula T, Marks JH, Siadi H, Ikner TP, Schoonyoung H, Keller DS. Rates of Abdominoperineal Resection (APR) and Open Surgery in Early Onset Rectal Cancer- A National Cancer Database Analysis (NCDB). American College of Surgeons Clinical Congress 2023. Boston, MA.

October 22–25, 2023

Reif de Paula T, Marks JH, Siadi H, Ikner TP, Schoonyoung H, Keller DS. Risk Stratification for Adjuvant Chemotherapy in Patients with Early Onset Rectal Cancer Receiving Neoadjuvant Chemoradiation. American College of Surgeons Clinical Congress 2023. Boston, MA.

October 22–25, 2023

Siadi H, Keller DS, Reif de Paula T, Ikner TP, Schoonyoung H, Marks G, Marks JH. Long-term metastatic disease after Transanal Abdominal Transanal Radical Proctosigmoidectomy (TATA) for Low Rectal Cancer. American College of Surgeons Clinical Congress 2023. Boston, MA.

October 22–25, 2023

Keller DS, Schoonyoung H, Ikner TP,  Oleynikov D, Marks JH. Clinical Assessment of a Miniature Robotically Assisted Surgical Device (RASD) for Right and Left Colectomy. American Society of Colon and Rectal Surgeons Annual Scientific Meeting 2023. Seattle, WA.

June 3–6, 2023

Siadi H, Keller DS, Reif de Paula T, Ikner TP, Schoonyoung H, Marks G, Marks JH. Longitudinal Analysis of Local Recurrence and Survival after Transanal Abdominal Transanal Radical Proctosigmoidectomy (TATA) for Low Rectal Cancer. American Society of Colon and Rectal Surgeons Annual Scientific Meeting 2023. Seattle, WA.

June 3–6, 2023

Kunkel E, Sun T, Keller DS, Ikner TP, Marks JH. Single Port Robotic Right Colectomy: Standardized Steps and Technique for Mastery of a New Technology (Video). American Society of Colon and Rectal Surgeons Annual Scientific Meeting 2023. Seattle, WA.

June 3–6, 2023 

Keller DS, Siadi H, Reif de Paula T, Ikner TP, Schoonyoung H, Marks JH. Neoadjuvant Chemoradiotherapy with Local Excision for T2 and T3 Rectal Cancers - Moving Towards a Standard of Care. Digestive Disease Week 2023. Chicago, IL.

May 6–9, 2023

Marks JH, Keller DS, Kim HJ, Ikner TP, Choi GS. First Clinical Report of the International Single Port Robotic Rectal Cancer Registry. Digestive Disease Week 2023. Chicago, IL.

May 6–9, 2023

Keller DS, Siadi H, Ikner TP, Schoonyoung H, Marks JH. Perioperative Outcomes for Single-Port Robotic Versus Single-Incision Laparoscopic Surgery: A Comparative Analysis in Colorectal Cancer. SAGES Annual Scientific Meeting 2023. Montreal, PQ.

March 29-April 1, 2023

Keller DS, Siadi H, Ikner TP, Schoonyoung H, Marks JH. Comparing advanced Platforms for Local Excision of Distal Rectal Lesions. SAGES Annual Scientific Meeting 2023. Montreal, PQ.

March 29-April 1, 2023

Sun T, Keller DS, Kunkel E, Ikner TP, Siadi H, Schoonyoung H, Marks JH. Single Port Robotic Left Colectomy: Standardizing Steps with a New Technology. SAGES Annual Scientific Meeting 2023. Montreal, PQ.

March 29-April 1, 2023

Kunkel E, Keller DS, Sun T, Ikner TP, Siadi H, Schoonyoung H, Marks JH. Single Port Robotic Right Colectomy: Standardized Steps and Technique for Mastery of a New Technology. SAGES Annual Scientific Meeting 2023. Montreal, PQ.

March 29-April 1, 2023

Keller DS, Ikner TP, Marks JH. Critical Views of Safety in a Laparoscopic Total Mesorectal Excision. SAGES Annual Scientific Meeting 2023. Montreal, PQ.

March 29-April 1, 2023

Woods AL, Raskin ER, Keller DS. Transcare: A Knowledge to Action Project for Gender and Equity Education in Surgery. Scientific Forum Media. American College of Surgeons Clinical Congress 2022. San Diego, CA.

October 17-20, 2022

Reif de Paula T, Haas EM, Keller DS. Evaluation of the Use and Survival Impact of Adjuvant Chemotherapy in pT4N0M0 Colon Cancer: A National Cancer Database (NCDB) Analysis. Plenary Presentation, American Society of Colon and Rectal Surgeons Annual Scientific Meeting 2022. Tampa, FL.

April 30 - May 4, 2022

Garcia AA, Gou D, Raskin ER, Marcu L, Keller DS. Proof of Concept for the Application of Fluorescence Lifetime Imaging (FLIm) in the Mesentery. Research Forum. American Society of Colon and Rectal Surgeons Annual Scientific Meeting 2022. Tampa, FL.

April 30 - May 4, 2022

Keller DS, Vimalachandran D, on behalf of the DAMASCUS Study Group. International Differences in the Surgical Management of Diverticulitis: An Audit of the DAMASCUS Multicenter Trial. Plenary Session IV: The Best of Diverticulitis Abstracts. American Society of Colon and Rectal Surgeons Annual Scientific Meeting 2022. Tampa, FL.

April 30 - May 4, 2022

Reif de Paula T, Moore NH, Raskin ER, Keller DS. Needs Assessment for Patient Centered Education and Outcome Metrics in Robotic Surgery. SAGES Annual Conference 2022. Denver, CO.

March 16-19, 2022

Keller DS, Vimalachandran D, DAMASCUS Study Group. International differences in the index management of patients presenting with acute diverticulitis. SAGES Annual Conference 2022. Denver, CO.

March 16-19, 2022

Alfonso-García A, Lee JY, Marcu L, Cummings BP, Raskin ER, Keller DS. Proof of Concept for the Application of Fluorescence Lifetime Imaging (FLIm) In Colorectal Surgery. SAGES Annual Conference 2022. Denver, CO.

March 16-19, 2022

Woods AL, Smith S, Raskin ER, Keller DS. A Matched Comparative Analysis of Outcomes after Colectomy for Diverticular Disease vs. Colon Cancer in Older Adults: An American College of Surgeons National Surgical Quality Improvement Project (ACS-NSQIP) Study. SAGES Annual Conference 2022. Denver, CO.

March 16-19, 2022

Reif de Paula T, Haas EM, Raskin ER, Keller DS. The Impact of Insurance Status on Adjuvant Chemotherapy Compliance in Early Onset Colon Cancer: A National Cancer Database Analysis. SAGES Annual Conference 2022. Denver, CO.

March 16-19, 2022

Reif de Paula T, Raskin ER, Keller DS. Outcomes of Inadequate Examined Lymph Node (ELN) Yield on Pathologic T3N0M0 Colon Cancer Cases Undergoing Surgical Resection with Clear Margins: A National Cancer Database (NCDB) Study. American College of Surgeons Clinical Congress 2021. Virtual due to COVID-19.

October 23-26 2021

Reif de Paula T, Raskin ER, Keller DS. Prognostic Impact of Lymphovascular Invasion in Stage 1 Colon Cancer: A National Cancer Database Study (NCDB). American College of Surgeons Clinical Congress 2021. Virtual due to COVID-19.

October 23-26 2021

Reif de Paula T, Raskin ER, Keller DS. Disparities in Treatment for Rectosigmoid Junction Cancer: A National Cancer Database (NCDB) Study.  American College of Surgeons Clinical Congress 2021. Virtual due to COVID-19.

October 23-26 2021

Reif de Paula T, Haas EM, Keller DS. A national evaluation of the predictors of compliance and survival from adjuvant chemotherapy in high-risk stage II colon cancer. SAGES Annual Conference 2021. Las Vegas, NV. 

August 31-September 3, 2021

Reif de Paula T, Haas EM, Keller DS. Colorectal Cancer in the 45 to 50 Age Group in United States: A National Cancer Database (NCDB) Analysis. SAGES Annual Conference 2021. Las Vegas, NV.

August 31-September 3, 2021

Reif de Paula T, Seres M, Dames N, Keller DS. Development of Standardized Patient-related Outcome Metrics After Ileostomy Creation: A Knowledge to Action Approach. The American Society of Colon and Rectal Surgeons Annual Meeting 2020. Virtual due to COVID-19.

April 24-28, 2021

Varma M, Keller DS, Grimes C, Bordeianou LE. Working Towards a Universal Language: A Preliminary Report from the ASCRS Pelvic Floor Disorders Consortium on Pelvic Organ Prolapse (POP) Physical Exam (PE) Workgroup. American Society of Colon and Rectal Surgeons Annual Meeting 2020. Virtual due to COVID-19

April 24-28, 2021

Reif de Paula T, Raskin ER, Keller DS. Disparities in Treatment for Rectosigmoid Junction Cancer: A National Cancer Database (NCDB) Study.  American College of Surgeons Clinical Congress 2021. Virtual due to COVID-19.

October 23-26 2021

Simon HL, Reif de Paula T, Spigal Z, Keller DS. A Current Audit of the National Cancer Database. N1c Colon Cancer and the Use of Adjuvant Chemotherapy. American College of Surgeons Clinical Congress 2020. Virtual due to COVID-19.

October 3-6, 2020

Simon HL, Nemeth SK, Reif de Paula T, Kiran RP, Keller DS. Application of the American College of Surgeons National Surgical Quality Improvement Program (ACS NSQIP®) Modified Frailty Index for Elective and Emergent Colorectal Surgery. American College of Surgeons Clinical Congress 2020. Virtual due to COVID-19.

October 3-6, 2020

Reif de Paula T, Simon HL, Profeta de Luz MM, Gorroochurn P, Kiran RP, Keller DS. A National Evaluation of the Predictors of Compliance and Survival from Adjuvant Chemotherapy in High-Risk Stage II Colon Cancer: A National Cancer Database (NCBD) Analysis. American College of Surgeons Clinical Congress 2020. Virtual due to COVID-19.

October 3-6, 2020

Simon HL, Reif de Paula T, Kiran RP, Keller DS. The Incidence and Risk Factors for Venous Thromboembolism Across Open and Minimally Invasive Surgery Platforms for Inflammatory Bowel Disease. SAGES Annual Conference 2020. Cleveland, OH. Virtual due to COVID-19.

August 11–13, 2020

Simon HL, Reif de Paula T, Kiran RP, Keller DS. National Disparities in Use of Minimally Invasive Surgery for Rectal Cancer in the Elderly: A National Cancer Database (NCBD) Study.. SAGES Annual Conference 2020. Cleveland, OH. Virtual due to COVID-19.

August 11–13, 2020

Simon HL, Reif de Paula T, Kiran RP, Keller DS. The Current Trends and Factors Impacting Use of Minimally Invasive Surgery (MIS) for Colon and Rectal Cancer in the United States: A National Cancer Database (NCBD) Study. SAGES Annual Conference 2020. Cleveland, OH. Virtual due to COVID-19.

August 11–13, 2020

Keller DS, Kenney BC, Harbaugh CM, Waljee JF, Brummett CM. A National Evaluation of Opioid Prescribing and Persistent Use after Ambulatory Anorectal Surgery. The American Society of Colon and Rectal Surgeons Annual Meeting 2020. Virtual due to COVID-19.

June 4-6, 2020

Reif de Paula T, Kiran RP, Simon HL, Profeta de Luz MM, Gorroochurn P, Keller DS. Nodes and Positive Nodes- A Comparison of Lymph Node Retrieval in Laparoscopic and Robotic Resections for Rectal Cancer from the National Cancer Database (NCDB). The American Society of Colon and Rectal Surgeons Annual Meeting 2020. Virtual due to COVID-19.

June 4-6, 2020

Simon HL, Reif de Paula T, Profeta de Luz MM, Nemeth SK, Moug S, Keller DS. Frailty in Older Adult Patients Undergoing Emergency Colorectal Surgery: Results from a National Surgical Quality Improvement Program (NSQIP) Analysis.  The American Society of Colon and Rectal Surgeons Annual Meeting 2020. Virtual due to COVID-19.

June 4-6, 2020

Reif de Paula T, Simon HL Profeta de Luz MM, Keller DS. Low-Risk Stage II Colon Cancer- Postoperative Management and Survival Analysis from the National Cancer Database. The American Society of Colon and Rectal Surgeons Annual Meeting 2020. Virtual due to COVID-19.

June 4-6, 2020

Reif de Paula T, Kiran RP, Keller DS. Does Adjuvant Chemotherapy Improve Survival in T3N0 Rectal Cancer? An Evaluation of Use and Outcomes from the National Cancer Database (NCDB). American College of Surgeons Clinical Congress 2019. San Francisco, CA.

October 28-31, 2019

Keller DS, Kiran RP. Adoption Of Laparoscopic Surgery For Colorectal Cancer In The Elderly: Current State And Value Proposition. American College of Surgeons Clinical Congress 2019. October 28-31, 2019. San Francisco, CA.

October 28-31, 2019

Reif de Paula T, Kiran RP, Keller DS. What’s in a Name? Investigating Reporting of a Complete Pathologic Response in Rectal Cancer from the National Cancer Database (NCDB). American College of Surgeons Clinical Congress 2019. San Francisco, CA.

October 28-31, 2019.

Shaish H, Golub M, Schwartz L, Keller DS. Deep Learning to Predict Response to Neoadjuvant Chemoradiation in Locally Advanced Rectal Cancer Using the Initial Staging Pelvic MRI. The American Society of Colon and Rectal Surgeons Annual Meeting 2019. Cleveland, OH. 

June 1-4, 2019

Keller DS, Reif de Paula T, Kiran RP. Predictors of High Use and Variability in Opioid Utilization after Laparoscopic Colorectal Surgery. The American Society of Colon and Rectal Surgeons Annual Meeting 2019. Cleveland, OH.  

June 1-4, 2019.

Reif de Paula T, Kiely JM, Geisler DP, Feingold DL, Lee-Kong SL, Kiran RP, Keller DS. Ready for the National Accreditation of Programs for Rectal Cancer?  An Audit of Rectal Cancer Outcomes in the United States from the National Cancer Database. The American Society of Colon and Rectal Surgeons Annual Meeting 2019. Cleveland, OH.

June 1-4, 2019

Reif De Paula T, Nemeth SK, Kiely JM, Keller DS,  Kiran RP. Predictors Of Complications From Stoma Creation In Elective Colorectal Surgery: An  Assessment From The American College Of Surgeons National Surgical Quality Improvement Program. Digestive Disease Week 2019. San Diego, CA.

May 18–21, 2019

Keller DS,  Reif De Paula T, Kiran RP. The Impact Of Surgical Approach On Opioid Utilization And Outcomes In Elderly Colorectal Surgery Patients. Digestive Disease Week 2019. San Diego, CA.

May 18–21, 2019

Bianchi E, Keller DS, Raskin E. An Analysis of Operating Room Time and Efficiency in Robotic Surgery. SAGES Annual Conference 2019. Baltimore, MD.

April 3-6, 2019

Keller DS, Zaghiyan K, Mizell J. Use of Robotic Technology: Practice Patterns of the ASCRS Young Surgeons Committee. The American Society of Colon and Rectal Surgeons Annual Meeting 2018. Nashville, TN. 


May 19-23, 2018.

Keller DS, Devoto L, Ganeshan B, Groves A, Arulampalam T, Chand M. Texture Analysis as an Imaging Biomarker for Early Identification and Stratification of Hepatic Metastasis in Rectal Cancer. The American Society of Colon and Rectal Surgeons Annual Meeting 2018. Nashville, TN.

May 19-23, 2018

Keller DS, Chand M. Opioid-free Colectomy: A Reality that Can Improve Patient & Financial Outcomes in Surgery. SAGES Annual Conference 2018. Seattle, WA.

April 11-14, 2018

Keller DS, Mercadel AJ, Ho JW, Ogola GO, Steele SR. Are We Taking a Risk With Risk Assessment Tools? Evaluating the Relationship Between NSQIP and the ACS Risk Calculator in Colorectal Surgery. Podium Presentation, American College of Surgeons 103rd Clinical Congress 2017. San Diego, CA.

October 22-26, 2017

Keller DS, Ho JW, Mercadel AJ, Lichliter WE. Comparative Analysis of Physician Reimbursement for Open and Laparoscopic Colorectal Surgery: Is Reimbursement Aligned with Effort? Podium Presentation, American College of Surgeons 103rd Clinical Congress 2017. San Diego, CA

October 22-26, 2017

Keller DS, Mercadel AM, Ho JW, Ogola G, Wells KO, Peters W. Quality Improvement for Stratifying Risk and Outcomes in Colorectal Surgery Using NSQIP and the ACS Risk Calculator. Podium Presentation. ACS Quality and Safety Conference 2017. New York, NY.

July 21-24, 2017

Keller DS, Bogale S, Mercadel AJ, Ho JW, Chan W, Ogola G, dePrisco G, Fleshman JW. Defining the Role of Post-treatment Magnetic Resonance Imaging During the Evolution of a Multidisciplinary Rectal Cancer Tumor Board. Presentation, The American Society of Colon and Rectal Surgeons Annual Meeting 2017. Seattle, WA. 


June 10-14, 2017

Keller DS, Bakaki P, Rose J, Øresland T, Koroukian S, Delaney CP, Augestad, K. Are All Rectal Cancers Created Equally? A Longitudinal Analysis of How Tumor Location Affects Cancer Recurrence Rates. The American Society of Colon and Rectal Surgeons Annual Meeting 2017. Seattle, WA.

June 10-14, 2017

Keller DS, Flum D. Current Use and Impact of Multimodal Pain Control in the United States. Podium Presentation, SAGES Annual Conference 2017. Houston, TX.

March 22-25, 2017

Keller DS, Ho JW, Mercadel AJ, Senagore AJ. Predicting Opportunities to Increase Utilization of Laparoscopy for Rectal Cancer. Podium Presentation, SAGES Annual Conference 2017. Houston, TX.

March 22-25, 2017

Ellis CN, Keller DS, Kroll D, Papaconstantinou HT. Validating a Methodology to Reduce Mortality Using the VASQIP Risk Calculator. Podium Presentation. The 128th Annual Meeting of the Southern Surgical Association 2016. Palm Beach, FL.

December 4-7, 2016

Keller DS, Flores-Gonzalez JR, Ibarra S, Haas EM. TAMIS Management of Complications.. Scientific Session Podium Presentation, American College of Surgeons 102nd Clinical Congress 2016. Washington, DC.

October 16-20, 2016

Keller DS, Flores-Gonzalez JR, Ibarra S, Haas EM. Demonstrating the Benefits of Multimodal Pain Control on Patient Outcomes in Laparoscopic Colorectal Surgery: Review of 200 Consecutive Cases. Podium Presentation. Digestive Disease Week 2016. San Diego, CA.

May 21-14, 2016

Keller DS, Flores-Gonzalez JR, Ibarra S, Haas EM. Impact of Fluorescence Angiography on Clinical and Financial Outcomes in Colorectal Surgery: A Case Matched Series. Digestive Disease Week 2016. San Diego, CA.

May 21-14, 2016

Keller DS, Senagore AJ, Fitch K, Bollner A, Haas EM. Overall Cost Benefit of Laparoscopy for Colon Cancer. American Society of Colon and Rectal Surgeons 2016 Annual Meeting. Los Angeles, CA.

April 30-May 4, 2016

Keller DS, Tantchou I, Schultzel M, Flores-Gonzalez JR, Ibarra S, Haas EM. Impact Of Routine Fluorescence Angiography In Colorectal Surgery. SAGES Annual Conference 2016. Boston, MA.

March 16-19, 2016

Keller DS, Delaney CP, Senagore AJ, Feldman LS. Uptake Of Enhanced Recovery Programs: Survey Of Sages Members. SAGES Annual Conference 2016. Boston, MA.

March 16-19, 2016

Keller DS, Flum D, Haas EM. Predictors Of Opioid Related Adverse Events In Open And Laparoscopic Colorectal Surgery. Annual Conference 2016. Boston, MA.

March 16-19, 2016.

Keller DS, Fitch K, Bochner A, Haas EM. A New Perspective On The Value Of Minimally Invasive Colorectal Surgery- Payer, Provider, and Patient Benefits. SAGES Annual Conference 2016. Boston, MA.

March 16-19, 2016

Keller DS, Tantchou I, Flores-Gonzalez JR, Ibarra S, Haas EM. Preparing For The Worst- Predicting Who Will Fail In A Multimodal Enhanced Recovery Pathway. SAGES Annual Conference 2016. Boston, MA.

March 16-19, 2016

Keller DS, Parikh N, Ferraris N, Tantchou I, Ibarra S, Haas EM. Predicting Laparoscopic Targets To Increase Utilization Of Laparoscopy For Colon Cancer. SAGES Annual Conference 2016. Boston, MA.

March 16-19, 2016

Keller DS, Flores-Gonzalez JR, Haas EM. “Incisionless" Total Abdominal Colectomy And Restorative Proctocolectomy For Ulcerative Colitis. Podium Presentation, SAGES Annual Conference 2016. Boston, MA.

March 16-19, 2016

Keller DS. Finding Your Own Path- Integrating Enhanced Recovery into Practice. Multimodal Postoperative Pain Management: Considerations for Integration of Liposomal Bupivacaine into Surgical Practice. Professional Education Symposium, The American College of Surgeons 101st Clinical Congress 2015. Chicago, IL.

October 4-8, 2015

Keller DS, Flores-Gonzales JR, Haas EM. Minimally Invasive Management of Intraoperative Complications. The American College of Surgeons 101st Clinical Congress 2015. Chicago, IL.

October 4-8, 2015

Keller DS, Tahilramani R, Flores-Gonzales JR, Haas EM. Transanal Minimally Invasive Surgery- Review of Indications and Outcomes in a Large Series. The American College of Surgeons 101st Clinical Congress 2015. Chicago, IL.

October 4-8, 2015 

Keller DS, Tahilramani R, LeFave JP, Ibarra S, Flores-Gonzalez JR, Haas EM. Evaluating Outcomes with a Novel Pain Management Strategy. New Technologies Forum, The American Society of Colon and Rectal Surgeons Annual Scientific Meeting 2015. Boston, MA.

May 30-June 3, 2015

Madhoun N, Keller DS, LeFave JP, Ragupathi M, Flores-Gonzales JR, Ibarra S, Haas EM. Effect of BMI on Short-Term Outcomes with Robotic-Assisted Laparoscopic Surgery: A Case-Matched Study. Digestive Disease Week 2015. Washington, DC.

May 17-19, 2015

Keller DS, Delaney CP. Short-term Outcomes for Robotic Colorectal Surgery by Provider Volume”. Robotic Colorectal Session. Clinical Robotic Surgery Association Worldwide Congress, San Francisco, CA.

October 24, 2014

Keller DS, Ermlich BO, Schlitz N, Champagne BJ, Reynolds HL, Stein SL, Delaney CP. The Effect Of Transversus Abdominus Plane Blocks On Post-Operative Pain In Laparoscopic Colorectal Surgery: A Prospective, Randomized, Double-Blind Trial. The American Society of Colon and Rectal Surgeons Annual Meeting 2014. Hollywood, FL.

May 17 - 21, 2014

Keller DS, Delaney CP. Laparoscopic Extended Right Hemicolectomy With Difficult Hepatic Flexure And Retroperitoneal Dissection. American College of Surgeons Clinical Congress 2013. Washington, DC.

October 6–10, 2013

Keller DS, Lawrence JK, Delaney CP. Laparoscopic Cylindrical Abdominoperineal Resection in High Lithotomy Position. American Society of Colon and Rectal Surgeons Annual Meeting 2013. Phoenix, AZ.

April 27-May 1, 2013

Keller DS, Lawrence JK, Delaney CP. Laparoscopic Low Anterior Resection with En-bloc Small Bowel Resection and a Difficult Splenic Flexure. SAGES Annual Meeting 2013. Baltimore, MD

April 17-20, 2013

Keller DS, Lawrence JK, Delaney CP. Laparoscopic Low Anterior Resection with En-bloc Small Bowel Resection and a Difficult Splenic Flexure. SAGES Annual Meeting 2013. Baltimore, MD.

April 17-20, 2013

Keller DS, Lawrence JK, Woconosh D, Nobel T, Stein SL, Reynolds HL, Champagne BJ, Delaney CP. Predicting Who Will Fail Early Discharge After Laparoscopic Colorectal Surgery with an Established Recovery Pathway. SAGES Annual Meeting 2013. Baltimore, MD

April 17-20, 2013

Keller DS, Lawrence JK, Delaney CP. Laparoscopic Right Hemicolectomy with En-bloc Abdominal Wall Resection in an Obese Male. Institute for Surgical Innovation. Colorectal Tricks of the Trade Web Symposium. 

October 16, 2012

Keller D, Gill GK, Gaughan JP, Philp MM. Outcomes for Colon Cancer in an Open Access System. The American Society of Colon and Rectal Surgeons Annual Meeting 2012. San Antonio, TX.

June 2-6, 2012

Keller D, Jaffe J, Philp MM, Haluska O, Khanna A. Should All Excised Rectal Polyps be Tattooed? A Plea for Localization. SAGES Annual Meeting 2012. San Diego, CA.

March 7-10, 2012

Regional

Low E, Dhara A, Blum A, Baillie S, Yang H, Keller DS, Galhotra S, McLauchlan M, Monlux M. Uterra by Illumigyn: A novel uterine manipulator for laparoscopic hysterectomies with an illuminated colpotomy cup. 2025 Capstone Symposium. School of Biologic and Health Systems Engineering. Arizona State University, Phoenix, AZ. 

December 5, 2025

Reif de Paula T, Nemeth SK, Keller DS. Are All Minimally Invasive Approaches Created Equal? A Comparison of Laparoscopy and Robotics for Postoperative Ileus and Quality Outcomes in Elective Colorectal Surgery. Annual Meeting, North & South Texas American College of Surgeons Chapters. Virtual due to COVID-19.

February 24-26, 2021

Reif de Paula T, Haas EM, Simon HL, Profeta da Luz MM, Gorroochurn P, Keller DS. Nodes and Positive Nodes- A Comparison of Lymph Node Laparoscopic vs  Robotic Resections for Rectal Cancer from the National Cancer Database (NCDB). Annual Meeting, North & South Texas American College of Surgeons Chapters. Virtual due to COVID-19.

February 24-26, 2021

Reif de Paula T, Haas EM, Simon HL, Gorroochurn P, Kiran PR, Keller DS. A national evaluation of the predictors of compliance and survival from adjuvant chemotherapy in high-risk stage II colon cancer. Annual Meeting, North & South Texas American College of Surgeons Chapters. Virtual due to COVID-19.

February 24-26, 2021

Chan W, Smallwood N, Keller DS, Rodriguez-Ruesga R. Robotic Assisted Laparoscopic Paraduodenal Hernia Repair. Texas Chapter of the American College of Surgeons Annual Conference 2017, Austin, TX.

February 14-17, 2017

Keller DS, Flores-Gonzalez JR, Ibarra S, Geisler DP. Drivers of Readmission in Laparoscopic Colorectal Surgery. American College of Surgeons 102nd Clinical Congress 2016. Washington, DC.

October 16-20, 2016

Flores-Gonzalez JR, Keller DS, Nieto J, Haas EM. Using New Technology to Improve Postoperative Outcomes: Fluorescent Angiography for Assessment of Perfusion in Colorectal Surgery. American Society of Colon and Rectal Surgeons 2016 Annual Meeting. Los Angeles, CA.

April 30-May 4, 2016

Brady J, Augestad KM, Crawshaw B, Keller DS, Kirokian S, Delaney CP. The Harm Score For Gastrointestinal Surgery: Application And Validation Of A Novel, Reliable And Simple Tool To Measure Surgical Quality And Outcomes. 2016 Annual Meeting of The Midwest Surgical Association. Mackinac Island, MI. 

August 7-10, 2016

Keller DS, Tahilramani R, Flores-Gonzales JR, Haas EM. Transanal Minimally Invasive Surgery- Review of Indications and Outcomes in a Large Series. Podium Presentation, Northwest Society of Colon and Rectal Surgeons Annual Meeting 2015. Lake Tahoe, CA.

August 12-15, 2015

Keller DS. Regenerative Medicine: A Clinical Perspective into Colorectal Wound Care. The Ohio Valley Colorectal Surgery Society Annual Conference. Louisville, KY.

March 14, 2015

Keller DS, Swendseid B, Stein SL, Champagne BJ, Reynolds HL, Delaney CP. Readmitted Colorectal Surgery Patients. The Midwest Surgical Association 2013 Annual Conference. Acme, MI. 

August 7-10, 2013

Keller DS, McGee MF, Cheruvu VK, Goyal, S, Nobel T, Ermlich B, Delaney CP. Construct Validation and Comparison of a Novel Colorectal Postoperative Quality of Life Metric and the Short Form 36 in Colorectal Surgery Patients. Central Surgical Association Annual Meeting 2013. Amelia Island, FL.

March 14–16, 2013

Keller D, Guilfoyle CM, Sariego J.  Geographic Influence On Racial Disparity In Breast Cancer Presentation In The United States. Podium presentation, Resident Research Competition, Temple University Hospital, Philadelphia, PA.

April 4, 2011

Keller D, Bharara N, Siu G, Kulp H, Pathak AS, Santora T, Cruz E, Goldberg AJ, Seamon MJ.  Life After Near-Death: Long Term Functional Outcome in Survivors of Emergency Department Thoracotomy. Resident Research Competition, Temple University Hospital, Philadelphia, PA.

April 4, 2011  

Keller D, Bharara N, Siu G, Kulp H, Pathak AS, Santora T, Cruz E, Goldberg AJ, Seamon MJ.  Life After Near-Death: Long Term Functional Outcome in Survivors of Emergency Department Thoracotomy. Resident Research Competition, Philadelphia Academy of Surgery. Philadelphia, PA.

February 18, 2011 

Keller D, Bharara N, Siu G, Kulp H, Pathak AS, Santora T, Cruz E, Goldberg AJ, Seamon MJ.  Life After Near-Death: Long Term Functional Outcome in Survivors of Emergency Department Thoracotomy. Pennsylvania Committee on Trauma. Harrisburg, PA.

October 8, 2010