SpecialtyGastroenterology, Endoscopy

Yuto Shimamura, M.D.

Assistant Professor
Showa University Koto Toyosu Hospital Digestive Diseases Center

Education & Professional Activities
Education
April 2003 - March 2009 College/Medical School: SHINSHU UNIVERSITY SCHOOL OF MEDICINE, Nagano, Japan
Degree: M.D.

Career
July 2017 - Present Showa University Koto Toyosu Hospital, Tokyo, Japan
Digestive diseases center
Assistant Professor
July 2016 - June 2017 ST. MICHAEL’S HOSPITAL, University of Toronto, Toronto, Canada
Advanced Therapeutic Endoscopy Senior Clinical Fellow
July 2015 - June 2016 ST. MICHAEL’S HOSPITAL, University of Toronto, Toronto, Canada
Advanced Therapeutic Endoscopy Clinical Fellow
October 2012 - July 2015 ST. LUKE’S INTERNATIONAL HOSPITAL, Tokyo, Japan
Gastroenterology Senior Resident (Therapeutic endoscopy)
April 2012 - October 2012 ST. LUKE’S INTERNATIONAL HOSPITAL, Tokyo, Japan
Internal Medicine Senior Resident
Worked as a chief in Internal Medicine ward and intensive care unit
April 2011 - March 2012 ST. LUKE’S INTERNATIONAL HOSPITAL, Tokyo, Japan
Internal Medicine Senior Resident
Rotated inpatient general medical wards, inpatient subspecialty wards, medical intensive
care, cardiac intensive care, and emergency medicine.
April 2009 - March 2011 ST. LUKE’S INTERNATIONAL HOSPITAL, Tokyo, Japan
Junior Resident
Completed all required rotation of internal and surgical medicine.

Credentials
Japanese Medical License: (No. 483200)
American Gastroenterological Association: Member
American Society for Gastrointestinal Endoscopy: Member
Editorial board member of World Journal of Gastrointestinal Endoscopy

Awards
2016 World Congress of Pediatric Gastroenterology, Hepatology and Nutrition (WCPGHN) Young Investigator Award

Affiliated Organizations
Board Certified Member of the Japanese Society of Internal Medicine
Board Certified Member of the Japanese Society of Gastroenterology
Member: Japan Gastroenterological Endoscopy Society
Member: The Japanese Society for Hepatology
Member: American Society of Gastrointestinal Endoscopy
Member: American Gastroenterological Association

Research & Publications
Publications
1. Shimamura Y, Iwaya Y, Goda K, Teshima CW. Endoscopic treatment of Barrett’s esophagus: What can we learn from the Western perspective? Dig Endosc. 2017 Aug 17. doi:10.1111/den.12950.
2. Shimamura Y, Ikeya T, Marcon N, Mosko JD. Endoscopic diagnosis and treatment of early esophageal squamous neoplasia. World J Gastrointest Endosc. 2017 Sep; 9: 438-447.
3. Shimamura Y, Honda H, Fukuda K. Is There a Link between Clinical Manifestation of Gastric Anisakiasis and Helicobacter pylori infection? Clin Endosc. 2017 Sep; 50: 510.
4. Shimamura Y, Mosko J, Teshima C, May GR. Endoscopic Ultrasound-Guided Pancreatic Duct Intervention. Clin Endosc. 2017 Mar; 50: 112-116.
5. Shimamura Y, Hwang J, Cirocco M, May G, Mosko J, Teshima C. Efficacy of single-incision needle-knife biopsy for sampling of subepithelial lesions. Endosc Int Open. 2016. Jan; 5: E5-E10.
6. Shimamura Y, Muwanwella N, Chandran S, Kandel G, Marcon N. Common Symptoms from an Uncommon Infection: Gastrointestinal Anisakiasis. Can J Gastroenterol Hepatol. 2016; 2016: 5176502.
7. Shimamura Y, Winer S, Marcon N. A Schwannoma of the Distal Esophagus. Clin Gastroenterol Hepatol. 2016 Nov;14: A19-A20.
8. Shimamura Y, Winer S, Marcon N. A Giant Circumferential Inlet Patch With Acid Secretion Causing Stricture. Clin Gastroenterol Hepatol. 2016; Apr;15: A22-A23.
9. Shimamura Y, Kandel G, May G. Deflating the Lure of Double-Balloon Enteroscopy. J Clin Gastroenterol. 2016; 50: 688-9.
10. Shimamura Y, Ishii N, Ego M, Nakano K, Ikeya T, Nakamura K, Takagi K, Fukuda K, Fujita Y. Multiple Acute Infection by Anisakis: A Case Series. Intern Med. 2016; 55: 907-10.
11. Shimamura Y, Nakamura K, Okamoto T, Imamura N, Ishii N, Fujita Y. Familial Occurrence of Enteric Muco-Submucosal Elongated Polyp. ACG Case Rep J. 2016; 3: e87.
12. Shimamura Y, Ishii N, Omata F, Imamura N, Okamoto T, Ego M, Nakano K, Ikeya T, Nakamura K, Takagi K, Fukuda K, Fujita Y. Endoscopic band ligation for colonic diverticular bleeding: possibility of standardization. Endosc Int Open. 2016; 4: 233-7.
13. Shimamura Y, Fujikawa A, Kubota K, Ishii N, Fujita Y, Ohta K. Perforation of the neovagina in a male-to-female transsexual: a case report. J Med Case Rep. 2015; Jan 23; 9: 24.
14. Shimamura Y, Nishiyama T, Taketa T, Fujita Y. Acute left-sided appendicitis with intestinal malrotation. J Gastroenterol Hepatol. 2015; 30: 1446.
15. Shimamura Y, Omata F, Nakamura K, Ohigashi S, Suzuki K, Fujita Y. Adult Duodenal Pleomorphic Rhabdomyosarcoma. ACG Case Rep J. 2014; Oct 10; 2:11-2.
16. Shimamura Y, Nakamura K, Ego M, Omata F. Advanced endoscopic imaging in black esophagus. Can J Gastroenterol Hepatol. 2014; Oct; 28: 471-2.
17. Shimamura Y, Ishii N, Nakano K, Ikeya T, Nakamura K, Takagi K, Fukuda K, Suzuki K, Fujita Y. Repeat endoscopic submucosal dissection for recurrent gastric cancers after endoscopic submucosal dissection. World J Gastrointest Endosc. 2013 Dec 16; 5: 600-4.
18. Jeyalingam T, ShimamuraY, Teshima C. Endoscopic Resolution of Black Esophagus With Treatment of Diabetic Ketoacidosis. Clin Gastroenterol Hepatol. 2017 Sep. pii: S1542-3565(17)31054-6.doi:10.1016/j.cgh.2017.08.046.
19. Chandran S, Shimamura Y, Teshima C. Novel endoscopic scissors for the treatment of Zenker's diverticulum. Gastrointest Endosc. 2017 Mar 24. pii: S0016-5107(17)31710-8.
20. Muwanwella N, Shimamura Y, Akram H, Kortan P, Marcon N. Endoscopic diagnosis of gastric anisakiasis and extraction of larvae. Gastrointest Endosc. 2016 Sep; 84: 528.
21. Muwanwella N, Shimamura Y, Marcon N. A Rare Cause of Acute Abdomen. Clin Gastroenterol Hepatol. 2016; Jul;14: A35-6.
22. Ego M, Shimamura Y, Ishii N. Endoscopic band ligation with double-balloon endoscopy for treatment of jejunal Dieulafoy’s lesion. Dig Endosc. 2015 Jul; 27: 627.
23. Hayashi T, Shimamura Y, Saegusa T, Konishi I. Molecular mechanisms of uterine leiomyosarcomas: involvement of defect in LMP2 expression. Gene Regul Syst Bio. 2008 Jul 22; 2: 297-305.
24. Ikeya T, Ishii N, Shimamura Y, Nakano K, Ego M, Nakamura K, Takagi K, Fukuda K, Fujita Y. Endoscopic band ligation for bleeding lesions in the small bowel. World J Gastrointest Endosc. 2014; 6: 488-92.
25. Ikeya T, Ishii N, Nakano K, Omata F, Shimamura Y, Ego M, Takagi K, Nakamura K, Fukuda K, Fujita Y. Risk factors for early rebleeding after endoscopic band ligation for colonic diverticular hemorrhage. Endosc Int Open. 2015 Oct; 3: E523-8.
26. Nakano K, Ishii N, Ikeya T, Ego M, Shimamura Y, Takagi K, Nakamura K, Fukuda K, Fujita Y. Comparison of long-term outcomes between endoscopic band ligation and endoscopic clipping for colonic diverticular hemorrhage. Endosc Int Open. 2015 Oct; 3: E529-33.
27. Shimamura Y, Akram H, Winer S, Marcon N. Pseudomelanosis Duodeni and Duodenal Polyp. Internal Medicine (Accepted for publication)
28. Aranda-Hernandez J, Shimamura Y, Grin A, Iwaya Y, Cirocco M, Kandel G, May G, Kortan P, Raftopoulos S, Marcon N. Hot avulsion may be effective as salvage treatment for focal Barrett’s esophagus remaining after endoscopic therapy for dysplasia or early cancer: a preliminary study. Endoscopy (Accepted for publication)