Malignant Melanotic Nerve Sheath Tumor of the Neck: A Case Report Applied Radiation Oncology Oncology Letters Brain metastasis and intracranial leptomeningeal metastasis from malignant peripheral nerve sheath tumors: illustrative cases in: Journal of Neurosurgery: Case Lessons Volume 6 Issue 3 (2023) Journals How Did Gavin Creel Die? What To Know About Rare Type of Sarcoma Intracranial metastasis from a malignant peripheral nerve sheath tumor in a patient with neurofibromatosis type 1: A case study and literature review ScienceDirect