digitated solar keratosis
Histologic Features
- A pedunculated horn with alternating parakeratosis and orthokeratosis
- Digitated epidermal hyperplasia with hypergranulosis
- Crowded atypical nuclei at the basal layer
- Sparing of the hair follicles and the eccrine ducts
- Scattered dyskeratotic cells
- Inflammatory infiltrate at the base
- Solar elastosis of the dermis
Updated Wednesday, July 31, 2013 8:30:48 PM