Association of Endoscopic Features of Gastric Mucosa with Helicobacter pylori Infection in Chinese Patients

Figure 1

Endoscopic features identified in this study. (1) The mucus on the gastric mucosa, (2) diffuse redness, (3) spotty redness of fundic mucosa, (4) patchy redness, (5) enlarged fold, (6) mucosal edema/swelling (fundic/pyloric mucosa), (7) red streak, (8) regular arrangement of collecting venules (RAC): (8a-1) RAC (type R) observed with conventional endoscope, (8a-2) RAC (type R) observed with magnifying endoscope, (8b) RAC (type I), and (8c) RAC (type D), (9) Xanthoma, (10) fundic gland polyp, (11) hyperplastic polyp, (12) gastric ulcer, (13) duodenal ulcer, and (14) erosion: (14a) flat type, (14b) raised type, (14c) hemorrhagic erosion, and (14d) bleeding spot.