Japanese Society for Gastroenterological Endoscopy criteria for endoscopic mucosal resection (EMR) of early endoluminal cancers

Cancer	JSGE type	Criteria for EMR
Early gastric cancer	I	Less than or equal to 2 cm
	IIb and IIc	Less than or equal to 1 cm
	Intestinal type adenocarcinoma	Limited to the mucosa
Esophageal cancer	I, IIa, IIb, IIc	Diameter of less than or equal to 2 cm
		Involvement of less than one-third of the circumference of the esophageal wall
		Limitation to the mucosa of the esophagus
Colon cancer	I	Less than 3 cm
	IIa	Less than 3 cm
	IIb	Less than 5 mm
	IIc + IIa	Less than 1 cm
	IIa + IIc	Less than 1 cm
	IV	Less than 3 cm

Raju GS, Waxman I. High-frequency US probe sonography-assisted endoscopic mucosal resection. Gastrointest Endosc 2000; 52:S39.

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