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Table 4 Histological scoring scale

From: SAVER: sodium valproate for the epigenetic reprogramming of high-risk oral epithelial dysplasia—a phase II randomised control trial study protocol

Score

Histological diagnosis

0

Normal with or without hyperkeratosis

1

Atypia with crisply defined clinical margins

2

Mild dysplasia

3

Mild-moderate dysplasia

4

Moderate dysplasia

5

Moderate-severe dysplasia

6

Severe dysplasia

7

Carcinoma in situ

8

Invasive squamous cell carcinoma

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Trials

ISSN: 1745-6215