Ryohei Sakamoto
Fukuoka, Japan
Last Updated: 09/26/2026
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Found 22 publications
Site-Specific Mutations on KRAS, NRAS, and BRAF Corelate With the Frequency of ctDNA in Colorectal Cancer.
Journal: Cancer reports (Hoboken, N.J.)
Published: June 17, 2024
Laparoscopic splenic vessel-preserving distal pancreatectomy after laparoscopic pylorus-preserving gastrectomy: A case report.
Journal: Asian journal of endoscopic surgery
Published: May 10, 2022
A Case of Anastomotic Stenosis with Reconstructed Small Intestine Mucosal Damage during Taking S-1 Orally after Gastrectomy for Gastric Cancer
Journal: Gan to kagaku ryoho. Cancer & chemotherapy
Published: January 19, 2022
Relationship between perioperative oncological evaluation and recurrence using circulating tumor DNA with KRAS mutation in patients with colorectal cancer.
Journal: Cancer medicine
Published: January 12, 2022
Laparoscopic distal pancreatectomy for intraductal papillary mucinous neoplasm-associated pancreatic cancer: A case report.
Journal: International journal of surgery case reports
Published: August 03, 2021
Circumferential Resection Margin Status as a Predictive Factor for Recurrence in Preoperative MRI for Advanced Lower Rectal Cancer Without Preoperative Therapy.
Journal: Diseases of the colon and rectum
Published: December 11, 2020
Japanese Evidences on Nerve-Preserving Lateral Pelvic Lymh Node Dissection for Rectal Cancer: Major Historical Milestones and Clinical Impact: The Past, Present and Future.
Journal: Clinics in colon and rectal surgery
Published: November 23, 2020
Evaluation of Recurrence Risk After Curative Resection for Patients With Stage I to III Colorectal Cancer Using the Hazard Function: Retrospective Analysis of a Single-institution Large Cohort.
Journal: Annals of surgery
Published: June 17, 2020
Last Updated: 09/26/2026