Figure 2.

Magnifying NBI (M-NBI) features of Helicobacter pylori (Hp) infection positive (Hp+, left) and 2 Hp eradicated patients (middle and right). Hp+ gastric mucosa is characterized as enlarged or elongated pits with unclear subepithelial capillary networks or dense fine irregular vessels (left), while small, round, or elliptical pits, accompanied with honeycomb-like subepithelial capillary networks (center) or concentric white layer (right, light blue arrows) was considered to be after successful eradication.