connective tissue nevus (collagenoma)
Histologic Features
- A dome-shaped lesion with
- Papillation of the epidermis
- A normal zone of papillary dermis
- A reticular dermis thickened by normal-looking collagen bundles that are oriented vertical to the skin surface or haphazardly arranged
- Normal intercollagenous spaces
- Elastic fibers that appear fragmented and degenerated
- An increased number of fibroblasts within the collagen bundles
Updated Wednesday, July 31, 2013 8:30:48 PM