Table 2.

Dermoscopic Features of Melanomas

Dermoscopic Features	Prevalence: n (%)
Acral lentiginous melanoma cases on the soles (n=8)
Structureless areas with multiple shades of brown, blue, black, and pink colors	8 (100.00)
Parallel ridge pattern	6 (75.00)
Ulceration	2 (25.00)
Atypical fibrillar pattern	2 (25.00)
Parallel ridge pattern of surrounding skin*	7 (100.00)
Fibrillar pattern of surrounding skin*	4 (57.14)
Peripheral hypopigmentation*	4 (57.14)
Diffuse plantar lentigines*	5 (71.43)
Acral lentiginous melanoma cases on the nail-unit (n=3)
Hutchinson sign (pigmentation of the nail fold)	3 (100.00)
Brown-to-black parallel lines on the nail plate with irregular spacing, thickness, and disruption of parallelism	3 (100.00)
Band involving more than 2/3 of the nail plate	2 (66.67)
Nail dystrophy	1 (33.33)