Table 3.
The results of immunohistochemical staining.
| Staging | N (%) | CKpan | CK7 | CK20 | villin | MUC5AC | HER2 | Hp | ki-67 |
|---|---|---|---|---|---|---|---|---|---|
| Small concave epithelial hyperplasia of the gastric mucosa | 164 (45.3) | 164 (100.0) | 0 (0.0) | 92 (56.1) | 0 (0.0) | 164 (100.0) | 87 (53.0) | 147 (89.62) | 2.0% |
| Stem cell dysfunction in the proliferative zone | 98 (27.1) | 98 (100.0) | 0 (0.0) | 57 (58.2) | 0 (0.0) | 98 (100.0) | 76 (77.60) | 91 (92.9) | 6.3% |
| Abnormal proliferative transformation of stem cells in the proliferative zone | 73 (20.2) | 73 (100.0) | 51 (69.9) | 45 (61.4) | 36 (49.3) | 73 (100.0) | 62 (84.9) | 64 (87.7) | 27.9% |
| Printed ring-like heterotypic cells | 12 (3.3) | 12 (100.0) | 7 (58.3) | 12 (100.0) | 12 (100.0) | 12 (100.0) | 7 (58.30) | 10 (83.3) | 31.4% |
| Small concave epithelial hyperplasia of the gastric mucosa | 6 (1.7) | 6 (100.0) | 0 (0.0) | 6 (100.0) | 6 (100.0) | 6 (100.0) | 2 (33.3) | 2 (66.7) | 42.1% |
| Indolent cell carcinoma of the stomach, small concave type | 2 (0.6) | 2 (100.0) | 0 (0.0) | 2 (100.0) | 2 (100.0) | 2 (100.0) | 1 (50.0) | 1 (50.0) | 46.7% |
| Adenocarcinoma with imprinted cell differentiation | 7 (1.9) | 7 (100.0) | 0 (0.0) | 7 (100.0) | 7 (100.0) | 7 (100.0) | 1 (14.2) | 3 (42.9) | 84.2% |