Duodenal endoscopic submucosal dissection for a large protruded lesion located just behind the pyloric ring with a scissor-type knife

• Tomoaki Tashima, MD,
• Kouichi Nonaka, MD, PhD,
• Shomei Ryozawa, MD, PhD,
• Takashi Fujino, MD, PhD

Affiliations

Tomoaki Tashima, MD

Department of Gastroenterology, Saitama Medical University International Medical Center, Saitama, Japan

Kouichi Nonaka, MD, PhD

Department of Gastroenterology, Saitama Medical University International Medical Center, Saitama, Japan

Shomei Ryozawa, MD, PhD

Department of Gastroenterology, Saitama Medical University International Medical Center, Saitama, Japan

Takashi Fujino, MD, PhD

Department of Pathology, Saitama Medical University International Medical Center, Saitama, Japan