Cutaneous Syncytial Myoepithelioma: A Recently Described Neoplasm Which May Mimic Nevoid Melanoma and Epithelioid Sarcoma

Myoepithelial cells possess dual immunohistochemical and ultrastructural features of smooth muscle cells and epithelial cells and are capable of divergent differentiation (1). As such, benign and malignant tumors of myoepithelial cells show a spectrum of morphologies and have been reported in a variety of anatomic locations, including but not limited to, the breast, larynx, soft tissues, salivary glands and more recently the skin (2-6).

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