ePosters-Sun1230-M1: Rectal Cancer

Sunday, May 10, 2026

12:30 PM - 1:20 PM ET

ePoster Moderator(s)

Lisa Zhang, MD

All disclosed relationships have been reviewed and managed prior to the start of this activity. Any relevant relationships will be listed below. This individual has no financial relationships to disclose
Mary Smithson, MD

Colorectal Fellow
Cleveland Clinic Foundation
Cleveland Clinic Foundation
Cleveland, OH, United States

All disclosed relationships have been reviewed and managed prior to the start of this activity. Any relevant relationships will be listed below. This individual has no financial relationships to disclose

Presentations:

12:35 PM - 12:40 PM ET

Does Conversion Matter? Comparative Outcomes Between Upfront Laparotomy and Converted Minimally Invasive Surgery for Rectal Cancer.
ePoster Presenter: Lior Segev – Chaim Sheba medical center
Author: Sam Meyer, n/a – Faculty of medicine, Tel-Aviv university
Author: Michael Goldenshluger, MD – Cleveland Clinic
Author: Nadav Elbaz, n/a – Sheba medical center
Author: Dan Assaf, n/a – Sheba medical center
Author: Ephraim Katz, n/a – Sheba medical center
12:40 PM - 12:45 PM ET

Five-Year Oncologic Outcomes after TaTME: A Single Institution Experience
Author: Karim Alavi, MD, MPH – UMass Chan Medical School
ePoster Presenter: Benjamin Gallant, MD – UMass Chan Medical School
Author: Andrew Hu, MD – UMass Chan Medical School
Author: Neha Perumal, n/a – UMass Chan Medical School
Author: Thomas Peponis, MD, FACS – University of Massachusetts
Author: Tess H. Aulet, MD (she/her/hers) – UMass Memorial Medical Center
Author: Paul R. Sturrock, MD – UMassMemorial Medical Center
Senior Author: Justin Maykel, MD – UMass Memorial Health
12:46 PM - 12:51 PM ET

Management Strategies And Non-Operative Approaches In Metastatic Rectal Cancer Patients Achieving Complete Clinical Response: A Systematic Review
ePoster Presenter: Hannah Chay, BA (she/her/hers) – University of California, San Francisco
Author: Laleh Foroutani, MD – University of California, San Francisco
Author: Saffanat Sumra, BA (she/her/hers) – University of California, San Francisco
Author: Fabian Ramirez, BS – University of California, San Francisco
Senior Author: B. Mark Zhao, University of California, San Francisco – University of California, San Francisco
12:51 PM - 12:56 PM ET

On the Edge: Pathology Quality in Robotic and Laparoscopic Proctectomy, a Propensity Score–Matched Study
ePoster Presenter: Benjamin Gallant, MD – UMass Chan Medical School
Author: Kayla R. Widdowson, MD – UMass Chan Medical School
Author: Andrew Hu, MD – UMass Chan Medical School
Author: Robert Plummer, MD – UMass
Author: Tess H. Aulet, MD (she/her/hers) – UMass Memorial Medical Center
Author: Paul R. Sturrock, MD – UMassMemorial Medical Center
Author: Thomas Peponis, MD, FACS – University of Massachusetts
Author: Justin Maykel, MD – UMass Memorial Health
Author: Kate L. Lapane, PhD – University of Massachusetts Chan Medical School
Senior Author: Karim Alavi, MD, MPH – UMass Chan Medical School
12:57 PM - 1:02 PM ET

Quality of total mesorectal excision after Short- vs. Long-course Radiation: Evaluation of a Contemporary National Cohort
ePoster Presenter: Keegan Guidolin, MD, PhD – University of Minnesota
Author: Rachel Jensen, MD MHPE – University of Minnesota
Author: Julia Frebault, MD (she/her/hers) – University of Minnesota
Author: Sarah Mott, MS – University of Iowa Holden Comprehensive Cancer Center
Author: Dayssy Diaz, M.D, MS – University of Minnesota
Author: Catherine Tran, MD – Colon & Rectal Surgery Associates
Author: Imran Hassan, MD – Mercy Medical Center
Senior Author: Paolo Goffredo, MD (he/him/his) – University of Minnesota
1:02 PM - 1:07 PM ET

Real-world Survival Outcomes in Locally Recurrent Rectal Cancer: A Japanese Multicenter Study of 2,266 Cases
ePoster Presenter: Kay UEHARA, MD, PhD – Nippon Medical School Hospital
Author: Masanori Sando, MD, PhD – Department of Colorectal Surgery, National Cancer Center Hospital East, Kashiwa, Japan
Author: Hirotoshi Takiyama, n/a – QST Hospital
Author: Mamoru Uemura, MD, PhD – Osaka University
Author: Yuichiro Tsukada, MD, PhD – National Cancer Center Hospital East
Author: Toshiki Mukai, Ph.D. – Dept. colorectal surgery, Cancer Institute Hospital
Author: Goro Takahashi, MD, PhD – Nippon Medical School
Author: Kazushige Kawai, Doctor – Department of Colorectal Surgery
Author: Atsushi Ogura, MD, PhD – Nagoya University hosipital
Author: Soichiro Ishihara, Colorectal Surgery – The University of Tokyo
Author: Yuichi Takayama, Board Certified Surgeon in Gastroenterology – Surgery
Author: Shuichiro Matoba, phD – Toranomon Hospital
Author: Yasumitsu Saiki, M.D – Coloproctology Center Takano Hospital
Author: Gaku Ohira, Gastrointestinal surgeon – Chiba University Graduate School of Medicine
Author: Ryo Inada, n/a – Kochi Health Sciences Center
Author: Takahisa Hirokawa, MD, PhD　Board Certified Surgeon (Japan Surgical Society) – Kariya Toyota General Hospital, Aichi, Japan
Author: Toshiki Masuishi, MD, PhD – Aichi Cancer Center Hospital
Author: Masataka Ikeda, Japanese Board of Colon and Rectal Surgeons – Hyogo Medical University
Author: Yukihide Kanemitsu, MD – National Cancer Center, Japan
Author: Fumikazu Koyama, M.D., Ph.D. – Department of Surgery, Nara Medical University
Author: Hideki Ueno, MD, PhD – National Defense Medical College
Author: Yoshiki Kajiwara, M.D., Ph.D – National Defense Medical College
Author: Koya Hida, Board Certified Surgeon – Kyoto University
Author: Akio Shiomi, Coloreactal surgeon – Division of Colon and Rectal Surgery
Author: Takeshi Naitoh, MD, PhD – Department of lower GI surgery, Kitasato University School of Medicine
Author: Masayoshi Yasui, MD, PhD – Osaka International Cancer Institute
Author: Fumihiko Fujita, MD, PhD, FACS – Department of Surgery, Kurume University
Author: Takuya Miura, M.D., Ph.D. – Hirosaki University Graduate School of Medicine
Author: Takeshi Kato, MD, PhD – National Hospital Organization Osaka National Hospital
Author: Naoyuki Toyota, n/a – Department of Colorectal Surgery, Tochigi Cancer Center
Author: Hideaki YANO, MD, PhD, FRCS – University Hospital Southampton
Author: Kenichi Sugihara, Surgeon – Institute of Science of Tokyo
Author: Youichi Ajioka, Ph., MD. – Division of Molecular and Diagnostic Pathology, Graduate School of Medical and Dental Sciences, Niigata University
1:08 PM - 1:13 PM ET

Variation In Surveillance Following Non-Operative Management Of Rectal Cancer And Impact On Oncologic Outcomes: A Multicenter Cohort Study
ePoster Presenter: Anthony Loria, MD – University of Rochester Medical Center
Author: Fernando AB Colugnati, n/a – School of Medicine/ Universidade Federal de Juiz de Fora
Author: Samuel H. Lai, MD – University of Colorado School of Medicine, Department of Surgery
Author: Megan Boyer, MD (she/her/hers) – University of Rochester
Author: Jon D. Vogel, MD – University of Colorado School of Medicine
Author: Wolfgang Gaertner, MD, MSc, MBA – University of Minnesota
Author: John RT Monson, MD – Northwell
Author: Robert Cleary, MD (he/him/his) – Trinity Health Ann Arbor
Senior Author: Fergal Fleming, MD MPH FRCSI FACS – University of Rochester Medical Center