Review
Copyright ©2011 Baishideng Publishing Group Co.
World J Gastrointest Endosc. Sep 16, 2011; 3(9): 171-182
Published online Sep 16, 2011. doi: 10.4253/wjge.v3.i9.171
Figure 1
Figure 1 Esophageal Layers and T1 staging (HE × 100). T1m1: Lesion limited to the epithelial layer; T1m2: Invasion of lamina propria; T1m3: Invasion of muscularis mucosae; T1sm1-3: Invasion of submucosa (T1sm1 invasion into the superficial one third, < 200 μm).