Table 2.
Histopathological lesion criteria
| Histopathology | Score | |||
|---|---|---|---|---|
| 0 | 1 | 2 | 3 | |
| Inflammation | No sign of inflammation | Low leukocyte infiltration (<30% of the field) | Moderate leukocyte infiltration (<60% of the field) | Severe leukocyte infiltration(>60% of the field) |
| Necrosis/ Degeneration |
Normal | Mild necrosis or degeneration (<30% of the field) | Moderate necrosis or degeneration (<60% of the field) | Severe necrosis or degeneration (>60% of the field) |
| Congestion/ Hemorrhage |
Normal | Mild congestion or hemorrhage (<30% of the field) | Moderate congestion or hemorrhage (<60% of the field) | Severe congestion or hemorrhage (>60% of the field) |