An official website of the United States government
Home
SEER Inquiry System - Report
Produced: 10/24/2025 7:07 PM
Question 20210018
Inquiry Details
References:
2021 SEER Manual, 7. Reportability
Question:
Reportability/Histology--Head & Neck: Is carcinoma cuniculatum of the hard palate diagnosed in 2017 reportable? Was this rare variant of squamous cell carcinoma (SCC) missed in Casefinding? If reportable, what is the histology code?
Discussion:
Answer:
Carcinoma cuniculatum of the hard palate is reportable. Code to SCC, NOS (8070/3). Use text fields to record the details.
While WHO recognizes carcinoma cuniculatum to be a new variant of oral cancer, it has not proposed a new ICD-O code for this neoplasm.
Cancer Site Category:
Head & Neck
Data Item Category:
Histology
Other Category:
Reportability
Year:
2021
