Malignant Melanotic Peripheral Nerve Sheath Tumor

**Semantic type:** Neoplastic Process

**Definition:** A rare variant of malignant peripheral nerve sheath tumor. It is characterized by the presence of malignant cells that contain melanin.

**Synonyms:** - MMNST - Malignant Melanocytic Neoplasm of Peripheral Nerve Sheath - Malignant Melanocytic Neoplasm of the Peripheral Nerve Sheath - Malignant Melanocytic Peripheral Nerve Sheath Tumor - Malignant Melanotic Nerve Sheath Tumor - Malignant Melanotic Schwannian Tumor - Melanocytic MPNST - Melanotic MPNST