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Three cases of endoscopic submucosal dissection for vocal fold carcinoma and precancerous lesions

Qingmiao Zhao1, Yueming Zhang1, Shuying Guo1

  • 1Chinese Academy of Medical Sciences and Peking Union Medical College, Department of Endoscopy, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, China, Beijing.

Endoscopy
|May 22, 2026
PubMed
Abstract

No abstract available in PubMed .

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Endoscopic Procedures I: Esophagogastroduodenoscopy01:29

Endoscopic Procedures I: Esophagogastroduodenoscopy

An Esophagogastroduodenoscopy (EGD) is a diagnostic procedure in which an endoscopist uses a flexible, lighted endoscope to visualize the upper gastrointestinal (GI) tract. The procedure includes visualizing the oropharynx, esophagus, stomach, and the first part of the small intestine, the duodenum.
During an EGD, the endoscope can be used to: