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 Amelanotic Malignant Melanoma: A Case Report Cureus A para aortic malignant melanotic nerve sheath tumor mimicking a gastrointestinal stromal tumor: a rare case report and review of literature BMC Surgery Springer Nature Link Metastatic Tumors (Chapter 22) Placental and Gestational Pathology Metastatic melanoma Radiology Reference Article Radiopaedia.org