atypical leukokeratosis (histologic leukoplakia)
Histologic Features
- A thick orthokeratotic horn with focal parakeratosis
- Hypergranulosis
- Irregular epithelial hyperplasia
- Atypical closely crowded nuclei at the basal layer and lower half of the epithelium
- Many dyskeratotic cells and frequent mitoses
- A dense lichenoid lymphoplasmocytic infiltrate at the base
Updated Wednesday, July 31, 2013 8:30:48 PM