SEER Inquiry System - Question 20130008 Details

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SEER Inquiry System - Report

Produced: 10/08/2026 7:36 AM

Question 20130008

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Inquiry Details

References:

2013 SEER Manual

Question:

Primary site--Kidney, renal pelvis: Should primary site be coded C809 [unknown] or C649 [kidney] when a patient is diagnosed with renal cell carcinoma in a transplanted kidney?

Discussion:

Answer:

Code the primary site to C649 [kidney]. Per the SEER Manual, code the site where the neoplasm originated. There are no separate instructions for coding primary site for transplanted organs. This patient's renal cell carcinoma originated in the kidney [C649].

Cancer Site Category:

Kidney, renal pelvis

Data Item Category:

Primary site

Other Category:

N/A

Year:

2013