chondrodermatitis helicis nodularis
Histologic Features
- Orthokeratosis, with ulceration and crusting of the epidermis
- Irregular epidermal hyperplasia
- Collagen degeneration and fibrin depositions in the subepidermal region
- A zone of granulation tissue with an increased number of fibroblasts, dilated blood vessels and inflammatory cells
- Perichondral sclerosis and degeneration of the collagen
- Variable degree of cartilage degeneration
Updated Wednesday, July 31, 2013 8:30:48 PM