Intracranial Melanotic Schwannomas: Rare and Distinctive Tumors to Know Due to their Risk of Recurrence and Metastases Journal of the Belgian Society of Radiology Malignant melanotic nerve sheath tumors in the spinal canal of psammomatous and non psammomatous type: Two case reports After the immune system destroys melanoma tumors, visible melanin can be left behind. We tracked tumoral melanosis in a case series of patients on immunotherapy and offer suggestions for how to monitor Melanosis THE ROCKAWAY TIMES Metastatic melanoma