Research Article

Intraoral Potentially Malignant Disorders in a Brazilian Oral Pathology Service: Epidemiological, Clinical, and Histopathological Findings

Table 3

Location of the lesions according to the histopathological diagnosis.

ā€‰ Histopathological diagnosis, (%)
HKA
MiED
MoED
SED
ISC
OSCC
Total

Mouth floor2 (3.5)8 (9.4)3 (7.5)4 (28.6)-1 (16.7)18 (8.7)
Tongue8 (13.8)13 (15.3)9 (22.5)3 (21.4)5 (100)3 (50.0)41 (19.7)
Gingiva14 (24.1)29 (34.1)14 (35.0)1 (7.1)-1 (16.7)59 (28.4)
Buccal mucosa23 (39.7)19 (22.3)8 (20.0)6 (42.9)--56 (26.9)
Palate5 (8.6)6 (7.1)3 (7.5)--1 (16.7)15 (7.2)
Retro molar6 (10.3)10 (11.8)3 (7.5)---19 (9.1)

HKA, hyperkeratosis and acanthosis without epithelial dysplasia; MiED, mild epithelial dysplasia; MoED, moderate epithelial dysplasia; SED, severe epithelial dysplasia; ISC, in situ carcinoma; OSCC, oral squamous cell carcinoma.