Malignant melanotic nerve sheath tumor with PRKAR1A, KMT2C and GNAQ mutations Outcomes of Treatment for Malignant Peripheral Nerve Sheath Tumors: Different Clinical Features Associated with Neurofibromatosis Type 1 Extramedullary malignant melanotic schwannoma of the spine: Case report and an up to date systematic review of the literature ScienceDirect Frontiers Case report: Brachial plexopathy caused by malignant peripheral nerve sheath tumor and review of the literature SciELO Brasil Clinical predictors of survival in malignant peripheral nerve sheath tumors of the head and neck: A cox regression and nomogram study Clinical predictors of survival in malignant peripheral nerve Clinicopathological features and prognosis of malignant peripheral nerve sheath tumor: a retrospective study of 159 cases from 1999 to 2016 Oncotarget