Melanotic Neuroectodermal Tumor

**Semantic type:** Neoplastic Process

**Definition:** A rare neoplasm usually occurring in infants. It is characterized by the presence of a mixture of melanin-containing epithelial cells and smaller neuroblast-like cells. It may involve the skull and facial bones, or the epididymis. It usually has a benign clinical course.

**Synonyms:** - Infantile Melanotic Neuroectodermal Neoplasm - MNTI - Melanotic Neuroectodermal Tumor of Infancy - Melanotic Progonoma - Melanotic neuroectodermal tumor - Melanotic progonoma - Pigmented Neuroectodermal Tumor - Retinal Anlage Neoplasm - Retinal anlage tumor