Early gastric cancer diagnostic ability of ultrathin endoscope loaded with laser light source

Figure 1 A patient with gastric cancer detected through the ultrathin endoscope. IIa lesion in the vicinity of previous endoscopic submucosal dissection scar on the anterior wall of the antrum. Results of endoscopic submucosal dissection: 10 mm × 10 mm, tubular adenocarcinoma, well-differentiated type, pT1a (M).

Figure 2 A patient with gastric cancer detected through the conventional endoscope. Endoscopic submucosal dissection scar on the anterior wall of the antrum and IIc lesion on the posterior wall. Results of endoscopic submucosal dissection: 5 mm × 5 mm, tubular adenocarcinoma, well-differentiated type, pT1a (M).