periungual fibroma
Histologic Features
- A small pedunculated lesion
- Thicknened stratum corneum of volar skin
- Papillomatosis and acanthosis of the epidermis
- Sclerotic collagen arranged in concentric layers
- Large stellate fibroblasts
- Dilated dermal vessels
Updated Wednesday, July 31, 2013 8:30:48 PM