Soft Tissue Sarcoma Symptoms, Risk Factors, and Diagnosis Saint John's Cancer Institute A Rare Case of Epithelioid Malignant Peripheral Nerve Sheath Tumor Mimicking Malignant Melanoma Cureus Recurrent metastatic malignant peripheral nerve sheath tumor associated with neurofibromatosis I: a rare case with atypical immunohistochemistry Anais Brasileiros de Dermatologia Metastatic Multifocal Malignant Peripheral Nerve Sheath Tumour in the Cervicothoracic Spinal Cord of a Dog Initially Mimicking Meningomyelitis Malignant Peripheral Nerve Sheath Tumors Springer Nature Link