SEER Inquiry System - Search

CS Lymph Nodes--Ovary: Are positive lymph nodes removed from "colon tissue" during a modified posterior pelvic debulking regional or distant? If regional, what is the appropriate CS LN code?

CS Extension: How is CS Ext coded for the following?

Rretroperitoneal primary

Cystic mucinous tumor with intraepithelial carcinoma

There is no CS Extension code for intraepithelial ca in the retroperitoneal scheme.

CS Extension/CS Mets at Dx--Colon: How is a small focus of metastatic disease in the submucosa coded for a sigmoid primary? See Discussion.

CS Extension/Ambiguous terminology--Pancreas: Should an exception be made for "abuts" or "encased/encasing" regarding CS pancreas extension? See Discussion.

CS Extension--Lymphoma: If bilateral tonsils are involved with lymphoma, is it one or two regions of involvement and how is extension coded?

CS Extension--Lymphoma: Does peripheral blood involvement affect the stage for lymphoma? See Discussion.

CS Extension--Brain and CNS: How is CS Extension coded for a malignant meningioma that demonstrates extension into adjacent brain tissue?

For malignant brain tumors, code 60 represents extension into the meninges. Would code 60 be the correct code for extension from a malignant meningioma into brain tissue?

Birthplace/Place of birth, country: For patients originally born in a country that is currently listed as "historic only", where the original birth country now has a one-to-many relationship with the current country, how should the reported original birthplace be coded? (Example: Yugoslavia)

Behavior/Summary Stage 2018--Colon: What is the correct behavior and Summary Stage for a case of intramucosal adenocarcinoma arising in tubular adenoma? AJCC states this is Tis, though SEER Summary Stagie states this is Localized (code 1). The histology is 8140/2 (adenocarcinoma in situ), but the SEER Summary Stage is Locallized.

Behavior/Reportability--All sites: Would a GIST tumor stated to be "high risk for malignant behavior" be a reportable GIST? See Discussion.