SEER Inquiry System - Search

Update to Current Manual/Reportability--Biliary Tract, Gallbladder: Is a diagnosis of high grade dysplasia of the gallbladder reportable? See Discussion.

Reportability/Histology--Head & Neck:  Is a 2023 mandibular biopsy showing “severe squamous dysplasia with microscopic focus suspicious for superficial invasion” reportable?  See Discussion.

Reportability/Histology--Anus:  Are 2021 diagnoses of anal intraepithelial neoplasia (AIN) II or AIN II-III reportable in patients with a known history of AIN II or AIN II-III diagnosed prior to 2021? See Discussion.

Reportability/Grade, Differentiation: Does the term "grade 0" refer to differentiation or does its use as a modifying phrase in the final diagnosis of "grade 0 immature teratoma" impact reportability?

Solid Tumor Rules/Histology--Vulva: Can instructions and descriptions from registry manuals be used to determine p16 status for the human papillomavirus (HPV)-related histology codes in the Solid Tumor Rules (STR)? Does it have to state that p16 is “positive” or “over-expressed” only? See Discussion.

First course treatment--Prostate: If a patient has a prostatectomy and the margins are positive, then several months later radiation is given because the PSA levels never decreased or have risen, is the radiation coded as first course of treatment or subsequent treatment?

Chemotherapy/Neoadjuvant treatment: Should neoadjuvant chemotherapy be coded for an incidental second primary discovered at the time of surgery? If so, how is the diagnosis date coded? See Discussion.

First course treatment/Date 1st surgical procedure--Colon: Should the date of a polypectomy be recorded in the Date of First Surgical Procedure field when the entire tumor is not removed by polypectomy? See Discussion.