Melanotic schwannoma of peripheral nerve root Eurorad Spinal malignant melanotic nerve sheath tumor with atypical magnetic resonance imaging findings: A case report Frontiers Rare giant retroperitoneal melanotic schwannoma: a case report and literature review Schwannoma Radiology Reference Article Radiopaedia.org Pitfalls and uncertain prognosis in pathological diagnosis of psammomatous melanotic schwannoma ScienceDirect 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 #