Figure 1.

Dermoscopy of AKs. (a) Actinic keratosis showing a typical strawberry pattern with scales: erythema, revealing a marked pink-to-red “pseudo-network” surrounding the hair follicles; white-to-yellow surface scale; hair follicle openings filled with yellowish keratotic plugs and/or surrounded by a white halo; (b) Actinic keratosis showing a typical strawberry pattern without scales: erythema, revealing a marked pink-to-red “pseudo-network” surrounding the hair follicles and hair follicle openings filled with yellowish keratotic plugs and/or surrounded by a white halo; (c) Lightly pigmented actinic keratosis with a superficial brown network consisting of brown, curved double lines that surround enlarged, partially confluent, keratotic follicles of various sizes. This pattern is associated with a red pseudo-network and scales.