Author

S. Ryozawa

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Review Open access Aug 2026

Underestimation of Subserosal Invasion in Early Gastric Cancer‐Like Advanced Gastric Carcinoma With Focal Enteroblastic Differentiation: A Case Report

ABSTRACT Early gastric cancer (EGC)‐like advanced gastric cancer (AGC) is a rare entity that mimics superficial disease despite deep invasion. We report a case of EGC‐like AGC with focal enteroblastic differentiation in which subserosal invasion was underestimated because of its superficially appearing endoscopic featu...

Akira Tomioka, Kankei Fujimoto, Kei Sugimoto et al. · DEN Open · 0 citations

Review Jul 2026

Efficacy and Safety of Remimazolam versus Midazolam for Sedation during Endoscopic Ultrasound-Guided Tissue Acquisition in Patients with Solid Pancreatic Lesions.

OBJECTIVES Remimazolam is an ultra-short-acting benzodiazepine with a shorter pharmacokinetic half-life than midazolam. This study compared the efficacy and safety of remimazolam and midazolam for sedation during endoscopic ultrasound-guided tissue acquisition (EUS-TA) in patients with solid pancreatic lesions. METHO...

Y. Tanisaka, S. Ryozawa, M. Mizuide et al. · Pancreas · 0 citations

Aug 2026

Comparative study on the efficacy and safety of remimazolam versus midazolam for sedation during ERCP-related procedures in the elderly.

Remimazolam significantly shortened recovery time and reduced flumazenil use in elderly patients, which may reduce staff workload after ERCP; larger studies are needed to establish comparative safety.

Suguru Ito, Y. Tanisaka, S. Ryozawa et al. · Scandinavian Journal of Gast... · 0 citations