Table 4.
Inflammatory cell infiltrate | Epithelial changes | Mucosal architecture | Score | |
---|---|---|---|---|
| ||||
Severity | Extent | |||
Minimal | Mucosa | Minimal hyperplasia | 1 | |
Mild | Mucosa and submucosa | Mild hyperplasia, minimal goblet cell loss | 2 | |
Moderate | Mucosa and submucosa, sometimes transmural | Moderate hyperplasia, mild goblet cell loss | 3 | |
Marked | Mucosa and submucosa, often transmural | Marked hyperplasia with moderate to marked goblet cell loss | Ulcerations, crypt loss | 4 |