acanthosis nigricans
Histologic Features
- Basket-weave hyperkeratosis
- Papillomatosis of the epidermis with thin epithelium and rete ridges
- Tendency for fusion of adjacent rete ridges
- A parakeratotic horn in the epidermal depressions
- Slight epidermal hyperpigmentation
Updated Wednesday, July 31, 2013 8:30:48 PM