diagnosis of not OLP patients 47 160 Hyperkeratosis Cases Histopathological diagnosis Epithelial dysplasia mild moderate severe 44 149 33 109 2 07 Atypical epithelium 2 07 ID: 933615
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Slide1
Table.
1 Histopathological diagnosis of not OLP patients
47 (16.0)
Hyperkeratosis
Cases (%)
Histopathological diagnosis
Epithelial dysplasia
mild
moderate
severe
44 (14.9)
33 (10.9)
2 (0.7)
Atypical epithelium
2 (0.7)
Pemphigus
3 (1.0)
Pemphigoid
5 (1.7)
Granulation tissue
6 (2.0)
Ulcerative lesion
51 (17.3)
Subepithelial
inflamation
37 (12.5)
Fibulous polyp
1 (0.3)
Gingivitis
6 (2.0)
Stomatitis
20 (6.8)
Melanin pigmentation
1 (0.3)
Candidiasis
2 (0.7)
Insufficient materials
13 (4.4)
294
Malignant transformation (%)
Mucocitis
21 (7.1)
Squamous cell carcinoma
1 (0.3)
2/33 (0.6%)
1/2 (50%)
3
Slide2Table. 2 Characteristics of OLP patients
n
(
％
)
123
Gender
442
Male
Female
(21.8)
(78.2)
Age
＜
62
≧
62
271
294
(48.0)
(52.0)
Clinical type
Red type
White type
325
240
(57.5)
(42.5)
Candidal prevalence
Positive
Negative
Not examined
194
215
156
(
34.3)
(38.1)
(27.6)
Site
Buccal mucosaGingiva
Lateral tongue
Dorsal tongue
Lip
Palate
Floor of the mouth
547
341
77
38
49
37
4
(50.0)
(37.7)
(7.1)
(3.5)
(4.5)
(3.4)
(0.3)
Medical history
Hepatitis C virus
Other liver diseases
Hypertention
Diabetes mellitus
Cardiovascular diseases
Thyroid diseases
Gastrointestinal disorder
Depression
40
26
31
65
15
25
8
118
(7.1)
(4.6)
(5.5)
(11.5)
(2.7)
(4.4)
(1.4)
(
20.9)
Cutaneous LP
2
(0.4)
Malignant transformation
(%)
1/123 (0.8)
3/442 (0.7)
1/271 (0.4)
3/294 (1.0)
3/325 (0.9)
1/240 (0.4)
1/547 (0.2)
2/341 (0.6)
1/77 (1.3)
1/15 (6.7)
1/194
(0.5)
1/215
(0.5)
Slide3Table. 3 Site distribution of OLP according to clinical type
Red
type
Total (%)
Gingiva
Lateral tongue
Buccal
mucosa
263
Total ( % )
Palate
Lips
Floor of mouth
White type
Dorsal tongue
Reticular
Papular
Plaque
Atrophic
Erosive
Bullous
2
11
118
152
1
162
2
9
107
61
38
1
9
14
15
6
2
15
15
16
1
3
17
11
1
9
2
16
10
4
Total (%)
271 (49.5)
276 (50.5)
168 (49.3)
173 (50.7)
29 (37.7)
48 (62.3)
15 (39.5)
23 (60.5)
29 (59.2)
20 (40.8)
26 (68.4)
11 (31.6)
4 (100.0)
498
8
49
286
249
2
537 (49.2)
555 (50.8)
Total(%)
547 (50.0%)
341 (37.7%)
77 (7.1%)
38 (3.5%)
49 (4.5%)
38 (3.4%)
4 (0.3%)
1092
Slide41
2
3
4
No
Gender
F
M
F
F
Table. 4 Characteristics
of 4 patients with malignant transformation of OLP
Transformation site
Lateral tongue
Gingiva
Gingiva
Buccal mucosa
Clinical type
White
Red
Red
Red
Candidal prevalence
Not examined
Not examinedNegative
Positive
Smoking
Never
Never
Never
Never
Medical history
None
None
None
Depression
Age
50
Follow-up period
12925
27
29
Alcohol drinking
Never
Yes
Yes
Yes
Treatment
Topical steroid
Topical steroid
Topical steroid
Topical steroid
7
0
75
65