hyperplastic actinic keratosis
Histologic Features
- Hyperkeratosis with focal parakeratosis
- Marked epidermal hyperplasia showing atypia of the lower keratinocytes but sparing of the stratum granulosum
- A lichenoid lymphocytic infiltrate at the DE junction
- Extensive solar elastosis
Updated Wednesday, July 31, 2013 8:30:48 PM