SEER Inquiry System - Question 20051118 Details

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Produced: 05/18/2026 6:41 PM

Question 20051118

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Inquiry Details

References:

2004 SEER Manual, 127

Question:

CS Tumor Size--Rectum: Should the tumor size be coded to 080 from the colonoscopy size or 075 from the CT scan size? See Discussion.

Discussion:

6/29/04 Colonoscopy with biopsy: near obstructing circumferential friable mass extending from 8 to 16cm above anal verge. 6/30/04 CT Scan Abdomen/Pelvis: 7.5X7.2cm large rectal mass. The patient had radiation with concurrent 5-FU. Surgery is done after treatment.

Answer:

This answer was provided in the context of CSv1 coding guidelines. The response may not be used after your registry database has been converted to CSv2.

Code tumor size as 080 (8cm). Code the largest pretreatment size recorded when there is preoperative systemic treatment.

Cancer Site Category:

Colon

Data Item Category:

N/A

Other Category:

N/A

Year:

2005