A Rare Case of Epithelioid Malignant Peripheral Nerve Sheath Tumor Mimicking Malignant Melanoma Cureus Malignant Peripheral Nerve Sheath Tumor, Causes, Signs and Symptoms, Diagnosis and Treatment. Soft Tissue Sarcomas Improving our Understanding of the Management and Pathogenesis of Rare and Neglected Tumors of the Central and Peripheral Nervous System Frontiers Research Topic Recurrent malignant peripheral nerve sheath tumor presenting as an asymptomatic intravenous thrombus extending to the heart: a case report World Journal of Surgical Oncology Springer Nature Link