The junctional component of the melanocyticnevus showed transition to malignant melanoma in situ.
2
Histologically, the lesion was composed of a cellular blue nevus in the reticular dermis and an overlying compound melanocyticnevus.
3
Our aim was to analyze systematically their morphologic spectrum, especially the distinction between sclerosing melanocyticnevus and sclerosing melanoma, which has not been well documented.