Stage M0 Embryonal Tumor with Multilayered Rosettes

**Semantic type:** Neoplastic Process

**Definition:** No evidence of subarachnoid or hematogenous metastasis. (Chang CH, Housepian EM, Herbert C. Radiology, 1969; 93(6):1351-9.)

**Synonyms:** - M0 Embryonal Tumor with Multilayered Rosettes