This is one of a series of statements discussing the use of GI endoscopy in common clinical
situations. The Standards of Practice Committee of the American Society for Gastrointestinal …

Endoscopic full‐thickness resection (EFTR) is a “changing‐concept” endoscopic resection
technique, which safely allows resecting deep submucosal tumors (SMTs) in the …

Background Gastric subepithelial tumors (SET) are rare and usually benign. However, up to
13% are malignant. Histology after conventional biopsy often is inconclusive. Surveillance …

Background and Aims Endoscopic resection has been performed for treatment of GI stromal
tumors (GISTs) in the upper GI tract. However, the therapeutic roles of the endoscopic …

Background The esophagogastric junction (EGJ) is a difficult location for endoscopic
resection due to its narrow lumen and sharp angle. Potential increased risks of perforation …

Endoscopy and endoscopic ultrasound (EUS) play a critical role in the detection and
management of subepithelial lesions of the gastrointestinal tract. The most common …

Purpose To identify significant CT findings for the differentiation of large (≥ 5 cm) gastric
gastrointestinal stromal tumors (GIST) from benign subepithelial tumors and to assess …

Background Endoscopic submucosal excavation (ESE) and submucosal tunneling
endoscopic resection (STER) are nowadays both adopted by endoscopists to resect upper …

Subepithelial lesions (SEL) are identified during endoscopic procedures on a regular basis.
They can occur anywhere in the gastrointestinal (GI) tract and are located beneath the …

Background and aims Diagram, diagnosis, and treatment with endoscopic submucosal
dissection (ESD) for upper gastrointestinal submucosal tumors (SMTs) remain controversial …