Eisuke Booka

Contrasting roles of PD-L1 expression in tumor and stroma: Biological and prognostic implications in esophageal squamous cell carcinoma.

Programmed death-ligand 1 (PD-L1) plays a central role in immune regulation in esophageal squamous cell carcinoma (ESCC) and has been widely used as a biomarker for immune checkpoint inhibitor therapy. However, the biological and clinical significance of PD-L1 expression remains...

P1.216. Investigation of Lemborexant for Prevention of Postoperative Delirium Following Subtotal Thoracic Esophagectomy

Abstract Topic Esophageal Cancer: Surgical Treatment of Esophageal Cancer – early outcomes and complications Background Postoperative delirium and sleep disturbances after surgery for gastrointestinal malignancies greatly affect patients' quality of life. Postoperative delirium i...

P1.186. Clinical Utility of Robot-Assisted Esophagectomy Based on Short- and Long-Term Outcomes

Abstract Topic Esophageal Cancer: Surgical Treatment of Esophageal Cancer Background Our department introduced thoracoscopic esophagectomy in the left lateral–prone hybrid position (MIE) in 2017 and robot-assisted thoracoscopic esophagectomy (RAMIE) in the semi-prone position usi...

P1.203. Evaluation of the Usefulness of Robot-Assisted Esophagectomy Compared to Thoracoscopic Esophagectomy

Abstract Topic Esophageal Cancer: Surgical Treatment of Esophageal Cancer – early outcomes and complications Background Following the results of the JCOG1409 trial, thoracoscopic esophagectomy has become the standard treatment for esophageal cancer. However, the introduction of r...