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%)