Management of esophageal stricture after complete circular endoscopic submucosal dissection for superficial esophageal squamous cell carcinoma

Table 1 Clinicopathological features and treatment measures for esophageal stricture for 7 patients with esophageal squamous cell carcinoma treated by complete circular endoscopic submucosal dissection

Case No.	Age	Endoscopic morphology	Resection size (mm)	Tumor size (mm)	Thoracic location	Depth of tumor invasion	Treatment for stricture	EBD times
1	73	IIc	43	40	Lower	m2	Preemptive EBD	30
2	60	IIb	70	56	Middle	sm1	Preemptive EBD	20
3	65	IIb	94	67	Middle	m2	Preemptive EBD	48
4	72	IIb	70	70	Middle	m2	Prednisolone	2
5	74	IIc	75	65	Middle	m2	Prednisolone	0
6	66	IIb	81	58	Middle	sm1	Prednisolone	11
7	65	IIc	80	65	Midddle	m2	Prednisolone	0

m2, intramucosal invasive carcinoma limited to the lamina propria mucosae; sm1, slightly invasive carcinoma into the submucosa (<200 μm); EBD, endoscopic balloon dilatation.

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