Peripheral Nerve Sheath Tumors of the Orbit Springer Nature Link How Did Gavin Creel Die? What To Know About Rare Type of Sarcoma Malignant Melanotic Nerve Sheath Tumor of the Neck: A Case Report Applied Radiation Oncology Malignant Melanotic Nerve Sheath Tumor American Journal of Neuroradiology We are deeply saddened by the loss of Broadway star Gavin Creel. He passed away from Malignant melanotic nerve sheath tumor (MMNST) which is a rare form of Malignant peripheral nerve sheath Pathology Outlines Malignant melanotic nerve sheath tumor