SEER Inquiry System - Search

Solid Tumor Rules (2018)/Histology--Breast: What histology code is used for an in situ encapsulated papillary carcinoma with an invasive carcinoma, NST? See Discussion.

Reportability--Thyroid:  Is a case with thyroid fine needle aspirate (FNA) cytology with nodule 1 Bethesda category 5 and nodule 2 Bethesda 6, reportable in 2021? Does the Bethesda category 5 or 6 have any bearing on reportability?

Solid Tumor Rules (2018)/Histology--Breast: The Histology Coding Instructions for breast cancer indicate the term type is not used to code histology unless documented to be greater than or equal to 90% of the tumor. Does this also apply if the format of pathology reports submitted in the College of American Pathologists (CAP) protocol from a specific facility always describes the histology under the heading, Histologic type: ___? See Discussion.

First course treatment--Liver: Is planned therapy second course therapy if it is administered after documented progression of disease? See Discussion.

Solid Tumor Rules (2018)/Histology--Breast: How should histology be coded for 2020 breast lumpectomy final diagnosis of invasive ductal carcinoma? Summary Cancer Data and CAP Summary states: Invasive carcinoma with the following features: Histologic type: Tubular adenocarcinoma. See Discussion.

First Course Treatment/Immunotherapy--Colon: Is infliximab cancer directed treatment?  See Discussion.

Solid Tumor Rules (2018)/Histology--Head & Neck: Where does cytology rank on the Priority Order for Using Documentation to Identify Histology for Head and Neck primaries? See Discussion.

Solid Tumor Rules (2018)/Histology: Please provide further explanation for prioritizing biomarkers in the histology coding rules. See Discussion.

First course treatment/Update to current manual: Should the instruction regarding expectant management in the 2021 (and 2022) SEER Manual include how to code for the patient’s decision to proceed with expectant management?  See Discussion.