prurigo nodularis
Histologic Features
- A focal scale-crust with necrosis of the epidermis (excoriation)
- Compact orthokeratosis
- Hypergranulosis
- Irregular marked psoriasiform hyperplasia with arborization of the hyperplastic retes
- Coarse collagen in vertical streaks within the papillary dermis
- A sparse lymphohistocytic infiltrate around dilated vessels of the superficial plexus
Updated Wednesday, July 31, 2013 8:30:48 PM