Stage M0 Childhood Central Nervous System Embryonal Tumor by Toronto Guidelines v2

**Semantic type:** Neoplastic Process

**Definition:** No visible disease on imaging (MRI brain and spine) beyond primary site of disease and no tumor cells in the CSF. (Childhood cancer staging for population registries according to the Toronto Childhood Cancer Stage Guidelines - Version 2. Cancer Council Queensland and Cancer Australia: Brisbane, Australia; 2021.)

**Synonyms:** - M0 Childhood Central Nervous System Embryonal Tumor by Toronto Guidelines v2 - M0 Pediatric Central Nervous System Embryonal Tumor by Toronto Guidelines v2 - Stage M0 Pediatric Central Nervous System Embryonal Tumor by Toronto Guidelines v2