Spindle Cell Melanoma Harboring a Nodule of Epitheloid Cell Melanoma Component: A Study of a Diagnostically Challenging Case

Abstract

Background: Melanoma is a very heterogeneous human neoplasm. In addition to four major (conventional) histologic subtypes a number of uncommon variants do exist.

Keywords

• malignant melanoma
• spindle cell component
• epithelioid cell component
• s100 protein