Spinal malignant melanotic nerve sheath tumor with atypical magnetic resonance imaging findings: A case report At MRI, spinal melanotic schwannoma is usually located along a spinal nerve root, The presence of paramagnetic free radicals in melanin creates characteristic T1 hyperintensity and T2 hypointensity, any ddx? #radiology #radiologist # Frontiers Rare giant retroperitoneal melanotic schwannoma: a case report and literature review Thoracic cystic schwannoma: case report and review of literature Spinal Cord Series and Cases Spotty skin pigmentation and multiple blue naevi as cutaneous markers for spinal melanotic schwannoma BMJ Case Reports Malignant Melanotic Nerve Sheath Tumor of the Neck: A Case Report Applied Radiation Oncology