Triton Tumour

A rare peripheral nerve tumour with skeletal muscular differentiation that is either benign and usually termed neuromuscular hamartoma, or malignant—and comprised of malignant schwannoma cells and malignant rhabdomyoblasts, classically linked to prior irradiation
Epidemiology Triton tumours usually occur in the head, neck and trunk; peak incidence, age 35. They are often associated with von Recklinghausen’s disease
Prognosis 5-year survival 12%