Colorectal Surgery
MD, PhD, Associate Professor, Department of Colon and Rectal Surgery, The University of Texas M.D. Anderson Cancer Center, Houston, Texas, USA
Dr. Tsuyoshi Konishi is an associate professor of Colon and Rectal Surgery at the University of Texas M.D. Anderson Cancer Center, in Houston, USA.
After completion of advanced training in the field of Surgical Oncology and Colorectal Minimally Invasive Surgery at top institutions including the University of Tokyo, Cancer Institute Hospital of the JFCR and Memorial Sloan-Kettering Cancer Center, Dr. Konishi served as an attending colorectal surgeons since 2010, and Head Attending since 2017, at Cancer Institute Hospital of the Japanese Foundation for Cancer Research in Tokyo, Japan. He took a leadership in advancing a minimally invasive surgery program for complex colorectal cancer.
Dr. Konishi’s research interest includes combining multidisciplinary approaches for complex colorectal cancer, including neoadjuvant therapy, extended surgical resection and a minimally invasive surgery. Particularly, he has been taking an international leadership in studying lateral pelvic lymph node dissection for rectal cancer.
He has given more than 80 invited lectures at international academic meetings. He has published more than 150 articles in the top-rated journals with more than 5,000 citations. He has been awarded from multiple major international and domestic academic societies for his works on novel minimally invasive approaches for complex colorectal cancer surgeries.
He is a member of the Editorial Board of multiple international journals such as Annals of Surgical Oncology and Techniques in Coloproctology, and serves as an assistant editor of International Journal of Surgery.
Dr. Konishi is the Director of the Japan Society of Laparoscopic Colorectal Surgery and the Councilor of the Japan Society for Endoscopic Surgery.
Selected publications from PubMed
Colorectal-vaginal fistula after rectal cancer resection: international comparative cohort study of characteristics and treatment.
van Lieshout ML, Lemmens JMG, Greijdanus NG, Wienholts K, Ubels S, Talboom K, Hannink G, Wolthuis A, de Lacy FB, Lefevre JH, Solomon M, Frasson M, Rotholtz N, Denost Q, Perez RO, Konishi T, Panis Y, Rutegård M, Hompes R, van Workum F, Tanis PJ, de Wilt JHW, TENTACLE–Rectum Collaborative Group
Br J Surg. 2025 Nov 6;112(11) doi: 10.1093/bjs/znaf189.
ASO Author Reflections: Risk Factors for and the Oncologic Impact of Anastomotic Leakage in Mid-Low Rectal Cancer: A Long-Term Debate.
Ochiai K, Konishi T, Japan Society of Laparoscopic Colorectal Surgery
Ann Surg Oncol. 2025 Oct;32(10):7353-7354 doi: 10.1245/s10434-025-17925-2.
Risk Factors for and Oncologic Impact of Anastomotic Leakage After Sphincter-Preserving Proctectomy for Mid/Low Rectal Cancer: A Multi-institutional Cohort Study in Japan.
Ochiai K, Hida K, Yamaguchi T, Fukuda M, Akagi T, Akiyoshi T, Okamura R, Yamamoto S, Naitoh T, Konishi T, Japan Society of Laparoscopic Colorectal Surgery
Ann Surg Oncol. 2025 Oct;32(10):7315-7325 doi: 10.1245/s10434-025-17763-2.
TreatmENT of AnastomotiC LeakagE after colon cancer resection: the TENTACLE - Colon study.
Lemmens JMG, Ubels S, Greijdanus NG, Wienholts K, van Gelder MMHJ, Wolthuis A, Lefevre JH, Brown K, Frasson M, Rotholtz N, Denost Q, Perez RO, Konishi T, Rutegård M, Gearhart SL, Pinkney T, Elhadi M, Hompes R, Tanis PJ, de Wilt JHW
BMC Surg. 2025 May 15;25(1):213 doi: 10.1186/s12893-025-02954-1.
Risk factors for local recurrence in patients with clinical stage II/III low rectal cancer: A multicenter retrospective cohort study in Japan.
Kozu T, Akiyoshi T, Sakamoto T, Yamaguchi T, Yamamoto S, Okamura R, Konishi T, Umemoto Y, Hida K, Naitoh T, Japan Society of Laparoscopic Colorectal Surgery
Ann Gastroenterol Surg. 2025 Jan;9(1):128-136 doi: 10.1002/ags3.12849.
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