Masazumi Okajima
Hiroshima, Japan
Last Updated: 09/26/2026
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Found 82 publications
Three-Year Follow-Up of the Randomized Trial Comparing Open Versus Laparoscopic Surgery for Primary Tumor Resection in Patients With Non-Curable Stage IV Colon Cancer (JCOG1107).
Journal: Diseases of the colon and rectum
Published: July 16, 2026
Clinicopathological features and prognosis of metastatic tumors in the small bowel: a large multicenter analysis of the JSCCR database in Japan.
Journal: Journal of gastroenterology
Published: August 26, 2025
Multicenter retrospective analysis of primary small intestinal lymphoma in Japan.
Journal: Journal of gastroenterology
Published: June 29, 2025
Outcomes of Metastatic and Unresectable Small Bowel Adenocarcinoma in Japan According to the Treatment Strategy: A Nationwide Observational Study.
Journal: JCO global oncology
Published: February 08, 2024
Clinicopathological features and prognosis of primary small bowel adenocarcinoma: a large multicenter analysis of the JSCCR database in Japan.
Journal: Journal of gastroenterology
Published: September 08, 2023
Stomal Prolapse Due to Sidedness of Transverse Loop Colostomy: A Retrospective Cohort Study.
Journal: Journal of the anus, rectum and colon
Published: March 22, 2023
Successful resection of rectal cancer and perirectal abscess following systemic chemotherapy and chemoradiotherapy: A case report.
Journal: International journal of surgery case reports
Published: March 21, 2023
Proper use of appendiceal stump closure methods for surgical site infection in laparoscopic appendectomy.
Journal: Asian journal of endoscopic surgery
Published: June 09, 2022
Single-incision laparoscopic ileocolectomy for solitary cecal colon diverticulitis with calcified fecalith: a case report.
Journal: Journal of surgical case reports
Published: June 01, 2022
Giant esophageal liposarcoma with squamous cell carcinoma resected via the cervical approach: a case report.
Journal: Surgical case reports
Published: April 05, 2022
Laparoscopic Left Hemicolectomy-It Is Confirmed That the Accessory Middle Colonic Artery Branched from the Splenic Artery Showed by Preoperative 3D-CT
Journal: Gan to kagaku ryoho. Cancer & chemotherapy
Published: January 19, 2022
Laparoscopic Versus Open Surgery for Locally Advanced Rectal Cancer: Five-Year Survival Outcomes in a Large, Multicenter, Propensity Score-Matched Cohort Study.
Journal: Diseases of the colon and rectum
Published: November 14, 2021
Last Updated: 09/26/2026