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SEER Inquiry System - Report
Produced: 01/03/2026 10:06 AM
Question 20170022
Inquiry Details
References:
WHO Class CNS Tumors, 201, 205. Revised 4th edition
Question:
MP/H Rules/Histology--Brain and CNS: What is the code for an embryonal tumor with multilayered rosettes. WHO shows the code as 9478/3, but this code is not available for use in the United States.
Discussion:
Answer:
Assign ICD-O-3 code 9392/3 until code 9478/3 is implemented in 2018. Per our expert neuropathologist, embryonal tumor with multilayered rosettes was previously called ependymoblastoma.
Cancer Site Category:
Brain and CNS
Data Item Category:
Histology
Other Category:
N/A
Year:
2017
