SEER Inquiry System - View
| Question: 20081132 | |
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Status Final References Source 1: 2007 SEER Manual pgs: C-695 Notes: Appendix C Source 2: pgs: Notes: Question MP/H Rules--Breast: What is the histology code for a breast tumor that is ductal ca with focal squamous differentiation? Please see discussion. Discussion SINQ 20021062 states for cases Dx'd prior to 2007, use 8570. Is 8570 also used when the squamous differentiation is focal? Answer Use rule H14 and code the histology 8500 [duct carcinoma]. Ignore histologies described as "focal," "focus," or "foci." This instruction will be added to the histology rules in the upcoming revision of the MP/H manual. History Last Updated 01/05/09 | |
