Clinical Study
Dermoscopic Features of Facial Pigmented Skin Lesions
Table 1
The frequency of the studied dermoscopic features in different lesions.
| | Seborrhoeic keratosis Number: 24 | Actinic keratosis Number: 17 | Solar lentigo Number: 15 | Lentigo maligna Number: 8 |
| Sharp demarcation | 13 (54.17%) | 3 (17.65%) | 3 (20.00%) | 0 (0%) | Pigment patterns | | | | | (i) Network | 1 (4.17%) | 1 (5.88%) | 2 (13.33%) | 0 (0%) | (ii) Dots/globules | 4 (16.67%) | 8 (47.06%) | 2 (13.33%) | 4 (50.0%) | (iii) Pseudonetwork | 1 (4.17%) | 9 (52.94%) | 6 (40.00%) | 7 (87.50%) | (iv) Negative network | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | (v) Homogenous structureless | 2 (8.33%) | 8 (47.06%) | 15 (100%) | 6 (75.00%) | Follicular/epidermal patterns | | | | | (i) Milia-like cysts | 12 (50%) | 0 (0%) | 0 (0%) | 1 (12.5%) | (ii) Cerebriform pattern | 24 (100.0%) | 0 (0%) | 0 (0%) | 1 (12.5%) | (iii) Comedo-like openings | 9 (37.5%) | 3 (17.65%) | 0 (0%) | 1 (12.5%) | Vascular patterns | | | | | (i) Coma shaped | 3 (12.5%) | 3 (17.65%) | 0 (0%) | 3 (37.5%) | (ii) Hairpin | 7 (29.17%) | 2 (11.76%) | 0 (0%) | 0 (0%) | (iii) Arborizing | 1 (4.17%) | 1 (5.88%) | 3 (20.0%) | 2 (25.0%) | (iv) Perifollicular (crown) | 0 (0%) | 7 (41.18%) | 0 (0%) | 2 (25.0%) | (v) Linear | 2 (8.33%) | 2 (11.76%) | 1 (6.67%) | 1 (12.5%) | (vi) Branched | 4 (16.67%) | 4 (23.53%) | 1 (6.67%) | 1 (12.5%) | (vii) Lacunae (red lagoons) | 0 (0%) | 2 (11.76%) | 0 (0%) | 1 (12.5%) | (viii) Glomerular | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | (ix) Globular (dotted) | 0 (0%) | 3 (17.65%) | 0 (0%) | 0 (0%) |
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