SEER Inquiry System - Question 20000551 Details

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Produced: 09/06/2025 12:46 PM

Question 20000551

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Inquiry Details

References:

#1: SEER Program Code Man, 3rd Ed, 91

#2: 2004 SEER Manual, 73

Question:

Primary Site--Breast: What subsite code should be used for a diagnosis of "inflammatory carcinoma"?

Discussion:

Answer:

Code the Primary Site field to C50.9 [Breast, NOS] for a breast primary presenting with inflammatory cancer unless there is a palpable mass within the breast. If there is a palpable mass, code the primary site to the position of the mass.

Cancer Site Category:

Breast

Data Item Category:

Primary site

Other Category:

N/A

Year:

2000