Pigmented actinic keratosis
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Nonmelanocytic, Actinic keratosis, Pigmented, Scale, Gray dots, Annular granular, Rosette sign, Rosettes Pigmented actinic keratosis – cite! Pigmented actinic keratosis (message) Pigmented actinic keratosis – participate!
Below are dermoscopic features commonly associated with the diagnosis “Pigmented actinic keratosis”. The example images have been approved by a panel of experts as representative of each given feature.
For a more in-depth discussion of associated features, please see the Dermoscopedia page for “Pigmented actinic keratosis”.
Annular-granular pattern (gray dots around follicular openings)
White four-leaf clover-shaped structure; can only be seen on polarized dermoscopy.
- Fried LJ, Tan A, Berry EG, et al. Dermoscopy Proficiency Expectations for US Dermatology Resident Physicians: Results of a Modified Delphi Survey of Pigmented Lesion Experts. JAMA Dermatol. Published online January 06, 2021. doi:10.1001/jamadermatol.2020.5213