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. 2022 Sep 19;30:e20220115. doi: 10.1590/1678-7757-2022-0115

Table 1. Histopathological scores.

Tongue Inner cheek
Keratinized papillae < 10% +++ Inflammatory cell infiltration none -
10–40% 40–70% ++ + 1–3% 3–5% + ++
> 70% - > 5% +++
Epithelial thickness/cell layer 0–1 +++ Hemorrhage none -
1–3 3–5 ++ + 1–10% 10–20% + ++
> 5 - > 20% +++
Swelling in the lamina propria < 10% - Muscle fiber degeneration none -
10–30% + 1–5% +
30–50% ++ 5–10% ++
> 50% +++ > 10% +++