lentigo maligna melanoma
Histologic Features
- A broad, asymmetrical poorly circumscribed lesion
- A proliferation of atypical melanocytes as nests and single cells in the epidermis
- Pagetoid spread of atypical melanocytes
- A tendency of melanocytes to be spindle in shape
- Extension of melanocytes into the dermis
- Melanophages in numbers in the papillary dermis
- Prominent solar elastosis beneath the melanocytic nests
Updated Wednesday, July 31, 2013 8:30:48 PM