Table 2.
Endoscopic features of 79 early gastric cancers [n (%)].
| Item | Type 0-I | Type 0-II | 0-III (2) | Total (121) | |||
|---|---|---|---|---|---|---|---|
| Type 0-Ip (1) | 0-Is type (10) | 0-IIa (21) | 0-IIb (42) | 0-IIc (45) | |||
| Redness | 1 (100.00) | 8 (80.00) | 17 (80.95) | 29 (69.05) | 41 (91.1) | 2 (100.00) | 98 (80.99) |
| Whitish | 0 (0) | 1 (10.00) | 2 (9.52) | 11 (26.19) | 3 (6.67) | 0 (0) | 17 (14.05) |
| Tone change yellow | 0 (0) | 2 (20.00) | 13 (61.90) | 19 (45.24) | 15 (33.33) | 0 (0) | 49 (40.50) |
| Clear boundary | 1 (100.00) | 10 (100.00) | 20 (95.24) | 39 (92.86) | 41 (91.11) | 2 (100.00) | 113 (93.39) |
| Irregular microstructure | 1 (100.00) | 8 (80.00) | 18 (85.71) | 41 (97.61) | 42 (93.33) | 2 (100.00) | 112 (92.56) |
| Microvascular irregularities | 1 (100.00) | 9 (90.00) | 18 (85.71) | 41 (97.61) | 41 (91.11) | 1 (50.00) | 111 (91.74) |
| Atrophy/bowel background | 1 (100.00) | 4 (40.00) | 12 (57.14) | 38 (90.48) | 32 (71.11) | 0 (0) | 87 (71.90) |
| WOS* | 0 (0) | 3 (30.00) | 9 (42.86) | 21 (50.00) | 9 (20.00) | 0 (0) | 42 (34.71) |
| Concurrent ulcer | 0 (0) | 2 (20.00) | 5 (23.81) | 7 (16.67) | 4 (8.89) | 2 (100.00) | 20 (16.53) |
| Spontaneous hemorrhage | 0 (0) | 3 (30.00) | 4 (19.05) | 4 (9.52) | 8 (17.78) | 2 (100.00) | 21 (17.36) |
| Peripheral fold accumulation | 0 (0) | 0 (0) | 0 (0) | 1 (2.38) | 2 (4.44) | 0 (0) | 3 (2.48) |
Note: Select the most important classification for lesion classification.
*
WOS = white opaque substance.