Ryoichi Tsukamoto

Tokyo, Japan

Last Updated: 09/26/2026

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Found 27 publications

A Case of Locally Advanced Colorectal Cancer with Severe Bladder Invasion Successfully Treated with Preoperative Chemotherapy with Anti-EGFR Antibody and Avoiding Total Bladder Resection

A Case of Locally Advanced Colorectal Cancer with Severe Bladder Invasion Successfully Treated with Preoperative Chemotherapy with Anti-EGFR Antibody and Avoiding Total Bladder Resection

Journal: Gan to kagaku ryoho. Cancer & chemotherapy

Published: May 25, 2026

Circulating Tumor DNA Methylation Level Is a More Accurate Prognostic Biomarker in Colon Cancer.

Circulating Tumor DNA Methylation Level Is a More Accurate Prognostic Biomarker in Colon Cancer.

Journal: Anticancer research

Published: March 20, 2026

A Case of Secondary Rectal Cancer after Brachytherapy for Prostate Cancer

A Case of Secondary Rectal Cancer after Brachytherapy for Prostate Cancer

Journal: Gan to kagaku ryoho. Cancer & chemotherapy

Published: January 17, 2026

The Methylation Level of Circulating Tumor DNA Predicts Prognosis for Stage I-III Colorectal Cancer.

The Methylation Level of Circulating Tumor DNA Predicts Prognosis for Stage I-III Colorectal Cancer.

Journal: Journal of gastrointestinal cancer

Published: November 30, 2025

A Case of Rectal Cancer with Lateral Lymph Node, Liver and Lung Metastases after Surgery, Successfully Undergoing Radical Resection with Multidisciplinary Treatment

A Case of Rectal Cancer with Lateral Lymph Node, Liver and Lung Metastases after Surgery, Successfully Undergoing Radical Resection with Multidisciplinary Treatment

Journal: Gan to kagaku ryoho. Cancer & chemotherapy

Published: May 13, 2025

Circulating Tumor DNA Methylation Is a Biomarker of Poor Recurrence-free Survival in Locally-Advanced Rectal Cancer.

Circulating Tumor DNA Methylation Is a Biomarker of Poor Recurrence-free Survival in Locally-Advanced Rectal Cancer.

Journal: Anticancer research

Published: February 16, 2025

Experience with Laparoscopic Surgery for Rectal Obstruction Caused by Intestinal Endometriosis with a Frozen Pelvis: A Case Report.

Experience with Laparoscopic Surgery for Rectal Obstruction Caused by Intestinal Endometriosis with a Frozen Pelvis: A Case Report.

Journal: Surgical case reports

Published: December 16, 2024

Postoperative urinary dysfunction following lateral lymph node dissection for rectal cancer via minimally invasive surgery.

Postoperative urinary dysfunction following lateral lymph node dissection for rectal cancer via minimally invasive surgery.

Journal: BMC surgery

Published: September 21, 2024

Prognostic Impact of the Postoperative Carcinoembryonic Antigen Level after Curative Resection of Locally Advanced Rectal Cancer.

Prognostic Impact of the Postoperative Carcinoembryonic Antigen Level after Curative Resection of Locally Advanced Rectal Cancer.

Journal: Journal of the anus, rectum and colon

Published: April 25, 2024

Positive Circumferential Resection Margin in Rectal Cancer Is a Robust Predictor of Poor Long-term Prognosis With Clinicopathological Bias Between Groups Compensated by Propensity-score Matching Analysis.

Positive Circumferential Resection Margin in Rectal Cancer Is a Robust Predictor of Poor Long-term Prognosis With Clinicopathological Bias Between Groups Compensated by Propensity-score Matching Analysis.

Journal: Anticancer research

Published: May 03, 2023

A Case of Cecum Cancer with Lymph Node Metastasis and Invasion in the Superior Mesenteric Vein Treated with Combined SMV Resection and Reconstruction

A Case of Cecum Cancer with Lymph Node Metastasis and Invasion in the Superior Mesenteric Vein Treated with Combined SMV Resection and Reconstruction

Journal: Gan to kagaku ryoho. Cancer & chemotherapy

Published: April 17, 2023

A Case Report of a Giant GIST Markedly Responsive to Neoadjuvant Chemotherapy with Imatinib Mesylate

A Case Report of a Giant GIST Markedly Responsive to Neoadjuvant Chemotherapy with Imatinib Mesylate

Journal: Gan to kagaku ryoho. Cancer & chemotherapy

Published: February 03, 2023

Showing 1-12 of 27

Last Updated: 09/26/2026