Metastatic Multifocal Malignant Peripheral Nerve Sheath Tumour in the Cervicothoracic Spinal Cord of a Dog Initially Mimicking Meningomyelitis 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 Malignant Peripheral Nerve Sheath Tumor, Causes, Signs and Symptoms, Diagnosis and Treatment. Radiology Appearance of Malignant Peripheral Nerve Sheath Tumor: a Case Report Malignant melanotic nerve sheath tumors in the spinal canal of psammomatous and non psammomatous type: Two case reports A Rare Case of Epithelioid Malignant Peripheral Nerve Sheath Tumor Mimicking Malignant Melanoma Cureus