Retrospective Study
Copyright ©The Author(s) 2018.
World J Gastroenterol. Jul 14, 2018; 24(26): 2878-2885
Published online Jul 14, 2018. doi: 10.3748/wjg.v24.i26.2878
Figure 1
Figure 1 Flowchart of the enrollment process. ESCC: Esophageal squamous cell carcinoma; ESTD: Endoscopic submucosal tunnel dissection; EMR: Endoscopic mucosal resection; ESD: Endoscopic submucosal dissection
Figure 2
Figure 2 Endoscopic submucosal tunnel dissection procedures. A: Lesion was detected under white light endoscopy; B: Lesion was observed under narrow band imaging (NBI); C: Lesion was observed under iodine staining; D: The margin of the lesion was marked; E: Anal-side and oral-side incisions after submucosal injection; F: Creating the submucosal tunnel and resecting the lesion; G: The artificial wound after endoscopic submucosal tunnel dissection; H: The in vitro specimen encircled in the body of a syringe after iodine staining.