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SEER Inquiry System - Report
Produced: 01/02/2026 2:27 AM
Question 20230046
Inquiry Details
References:
#1: 2023 SEER Manual
#2: ICD-O-3.2
Question:
Reportability/Histology--Tongue: Is high grade squamous dysplasia of the tongue reportable; and is it the same as carcinoma in situ (CIS), code 8077/2?
Discussion:
Answer:
High grade squamous dysplasia of the tongue is reportable as of 2021 and later as 8077/2.
Cancer Site Category:
Head & Neck
Data Item Category:
Histology
Other Category:
Reportability
Year:
2023
