SEER Inquiry System - Question 20130096 Details

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Produced: 02/02/2026 11:46 AM

Question 20130096

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Inquiry Details

References:

Heme & Lymph Manual & DB

Question:

Primary site--Heme & Lymphoid Neoplasms: How is the primary site coded for a mantle cell lymphoma found in the sigmoid colon on colonoscopy with biopsy?

Discussion:

Answer:

For cases diagnosed 2010 and forward, access the Hematopoietic Database at http://seer.cancer.gov/seertools/hemelymph.

Code the primary site to the sigmoid colon [C187] per Rule PH24. Code the primary site to the organ when lymphoma is present only in an organ. Based on the information provided, the lymphoma is present only in the sigmoid colon.

SEER*Educate provides training on how to use the Heme Manual and DB. If you are unsure how to arrive at the answer in this SINQ question, refer to SEER*Educate to practice coding hematopoietic and lymphoid neoplasms. Review the step-by-step instructions provided for each case scenario to learn how to use the application and manual to arrive at the answer provided. https://educate.fhcrc.org/LandingPage.aspx.

Cancer Site Category:

Heme & Lymphoid Neoplasms

Data Item Category:

Primary site

Other Category:

N/A

Year:

2013