SEER Inquiry System - Question 20031198 Details

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Produced: 03/27/2026 1:35 PM

Question 20031198

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Inquiry Details

References:

#1: SEER Program Code Man, 3rd Ed, 121. January 1998

#2: 2004 SEER Manual, 175

Question:

Surgery of Primary Site/Date Therapy Initiated--Head & Neck: Would a biopsy, NOS, that removed the majority of the tumor be used to code these fields? See Description.

Discussion:

Patient underwent biopsy, NOS, of a carcinoma of the tongue. Subsequent glossectomy revealed microscopic focus of residual squamous cell carcinoma.

Answer:

If the biopsy NOS removed all macroscopic disease, code the date of the biopsy NOS as the date therapy initiated. If macroscopic disease remained following the biopsy NOS, code the glossectomy date as the date therapy initiated.

Cancer Site Category:

Head & Neck

Data Item Category:

Date therapy initiated, Surgery of Primary Site

Other Category:

N/A

Year:

2003