Scoring system for histologic assessment of colitis (from Hausmann et al., 2007)
| Epithelium | Score |
|---|---|
| Normal morphology | 0 |
| Loss of goblet cells | 1 |
| Loss of goblet cells in large areas | 2 |
| Loss of crypts | 3 |
| Loss of crypts in large areas | 4 |
| Infiltration | |
| No infiltrates | 0 |
| Infiltrate around crypt basis | 1 |
| Infiltrate reaching to lamina muscularis mucosae | 2 |
| Extensive infiltration reaching the lamina muscularis mucosae and thickening of mucosa with severe edema | 3 |
| Infiltration of the lamina submucosa | 4 |