Improving our Understanding of the Management and Pathogenesis of Rare and Neglected Tumors of the Central and Peripheral Nervous System Frontiers Research Topic Malignant Melanotic Nerve Sheath Tumor of the Neck: A Case Report Applied Radiation Oncology Clear Cell Sarcoma Clear cell sarcoma in unusual sites mimicking metastatic melanoma A para aortic malignant melanotic nerve sheath tumor mimicking a gastrointestinal stromal tumor: a rare case report and review of literature BMC Surgery Springer Nature Link