SEER Inquiry System - Home

Welcome to the SEER Inquiry System (SINQ). SINQ is a collection of questions that cancer registrars have had while coding cancer cases. Click Search to look for specific questions or to select questions for a Report.

Recent Questions
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MP/H Rules/Multiple primaries--Melanoma: How many melanoma primaries should be abstracted if, during the workup for a metastatic melanoma of an unknown cutaneous site, an in situ melanoma is also discovered? See Discussion.

Final Jun 10 2016

MP/H Rules/Histology: How is the histology coded for an invasive adenocarcinoma arising in a papilloma with high-grade dysplasia? See Discussion.

Final Jun 08 2016

Diagnostic confirmation: When a CT guided Fine Needle Aspiration is performed and the pathology report indicates smears and cell block were prepared, if the diagnosis is positive for cancer, can you code diagnostic confirmation as 2 (positive cytology) because of the cell block?

Final Jun 02 2016

Reportability--Appendix: Is a mucinous cystic neoplasm with high grade dysplasia of the appendix reportable? See discussion.

Final Jun 01 2016

Grade/Sarcoma--Breast: Is the correct grade for high grade angiosarcoma of the breast a code 3 or 4? The breast usually uses a three grade system but sarcoma is not a typical histologic type of the breast.

Final May 31 2016

Reportability--Kidney: Is renal cell neoplasm of oncocytosis reportable based on the pathology from a nephrectomy? See Discussion.

Final May 31 2016

Reportability--Eye: Is conjunctival intraepithelial neoplasia (CIN III) from an excision of the left eye conjunctiva reportable?

Final May 31 2016

MP/H Rules/Multiple primaries--Bladder: How many primaries should be reported for the case below? See discussion.

Final May 23 2016

MP/H Rules/Histology--Sarcoma: What is the appropriate histology code for a final diagnosis of undifferentiated pleomorphic sarcoma and/or pleomorphic sarcoma, undifferentiated? See Discussion.

Final May 18 2016

MP/H Rules/Histology--Bladder: Should the term "dedifferentiation" be used to code sarcomatoid transitional cell carcinoma (8122/3)? Or is this typically referring to the grade, and not the histologic subtype? See Discussion.

Final May 18 2016
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