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Summary of the scoring system in histologic target in UC.
| Histological Targets | Scoring Systems | ||
|---|---|---|---|
| Geboes Score (GS) | Robarts Histopathology Index (RHI) | Nancy Histological Index (NHI) | |
| Remission | GS < 2A | RHI ≤ 3: without neutrophils in lamina propria and epithelium and without ulcers or erosions |
Grade 0 |
| Response | GS ≤ 3 | RHI ≤ 9: without neutrophils in the epithelium and without erosions or ulcers |
Grade 1 |
| Active disease activity | GS > 3 | Not clearly defined | Grade ≥ 2 |
