SEER Inquiry System - Question 20000272 Details

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Produced: 12/01/2025 12:03 PM

Question 20000272

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Inquiry Details

References:

#1: SEER Program Code Man, 3rd Ed, 101,104

#2: 2004 SEER Manual, 91

Question:

Grade, Differentiation: Are anaplastic tumors always coded to grade 4, even for anaplastic brain primaries?

Discussion:

Answer:

Yes. Always code the Grade, Differentiation field to for 4 [Grade IV] for "anaplastic" tumors. Anaplastic is synonymous with undifferentiated. Refer to the example in the SEER Program Code Manual, 3rd Ed.

Cancer Site Category:

N/A

Data Item Category:

N/A

Other Category:

N/A

Year:

2000