Epithelioid Malignant Peripheral Nerve Sheath Tumor in the Liver: Report of a Rare Unusual Case with Rhabdoid Morphology and Review of the Literature Van Treeck 2022 Case Reports in Pathology Outlines Malignant melanotic nerve sheath tumor Deep genomic analysis of malignant peripheral nerve sheath tumor cell lines challenges current malignant peripheral nerve sheath tumor diagnosis: iScience Malignant Nerve Sheath Tumor of the Spinal Accessory Nerve: A Unique Presentation of a Rare Tumor