Salvage endoscopic submucosal tunneling dissection using an electrosurgical knife for an elderly patient with circumferential residual esophageal squamous cell carcinoma after radiotherapy

• Mai Ego, MD,
• Seiichiro Abe, MD, PhD,
• Shih Yea Sylvia Wu, MD,
• Ichiro Oda, MD,
• Yutaka Saito, MD, PhD

Affiliations

Mai Ego, MD

Endoscopy Division, National Cancer Center Hospital, Tokyo, Japan

Seiichiro Abe, MD, PhD

Endoscopy Division, National Cancer Center Hospital, Tokyo, Japan

Shih Yea Sylvia Wu, MD

Endoscopy Division, National Cancer Center Hospital, Tokyo, Japan

Ichiro Oda, MD

Endoscopy Division, National Cancer Center Hospital, Tokyo, Japan

Yutaka Saito, MD, PhD

Endoscopy Division, National Cancer Center Hospital, Tokyo, Japan