Skip to main content
. 2022 Sep 26;23(19):11351. doi: 10.3390/ijms231911351

Table 2.

Comparison between clinical and corresponding dermoscopic features of actinic keratoses according to grading.

Grade Clinical Classification (Olsen’s) Dermoscopic Classification [43]
1 Skin-colored macule without hyperkeratosis (easier felt than seen)
  • -

    red pseudonetwork pattern;

  • -

    white scales
2 Moderate hyperkeratotic lesion in an erythematous background (easily felt and seen)
  • -

    white to yellow, enlarged, keratotic follicular openings in an erythematous background (“strawberry pattern”)
3 Very thick and hyperkeratotic lesion, which may include SCC in the differential diagnoses
  • -

    enlarged and keratin-filled follicles over a scaly background;

  • -

    structureless areas with marked hyperkeratosis