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/Histology--Breast: What histology code and MP/H Rule applies to the Histologic Type of "invasive ductal carcinoma with metaplastic stroma" for a single breast tumor? See Discussion.

Final Oct 11 2016

MP/H Rules/Histology--Lung: What histology code and MP/H Rule applies to the Histologic Type described as adenocarcinoma, mixed invasive mucinous and non-mucinous which involves multiple lung tumors present in a single lobe? See Discussion.

Final Oct 07 2016

Behavior--Prostate: What is the correct behavior of intraductal carcinoma from a prostate biopsy with a Gleason score 4+4=8. While highly aggressive, but not suggestive of invasion, coding behavior as /2 seems inappropriate.

Final Sep 28 2016

Grade--Kidney: Should WHO/ISUP grade for renal cell carcinoma be coded for cases diagnosed 2016 and later? See discussion.


Final Sep 14 2016

Reportability/Behavior--Small intestine: Is a carcinoid tumor, described as benign, reportable? See Discussion.

Final Sep 12 2016

Mets at diagnosis fields--Heme & Lymphoid Neoplasms (Lymphoma): How are Mets at Diagnosis -- Bone, Brain, Liver, Lung, Lymph Node, and Other -- to be coded for lymphomas in 2016? Are they always 0 if the TNM Stage is I, II, or III? How is bone marrow involvement coded -- in which Mets at Diagnosis field?

Final Aug 19 2016

First course treatment--Heme & Lymphoid Neoplasms: Are blood thinners, e.g., warfarin, coded as treatment in the Other Therapy data item for polycythemia vera and myelodysplastic syndrome? See Discussion.

Final Jul 05 2016

MP/H Rules/Histology--Prostate: What is the histology code for a prostate case whose histology reads “adenoca with mixed ductal and acinar variants?

Final Jun 23 2016

MP/H Rules/Histology--Testis: How should histology be coded for a testicular primary with a combination of teratoma, yolk sac tumor and embryonal carcinoma? See discussion.


Final Jun 14 2016

Reportability--Bone: Is an "atypical cartilaginous tumor" reportable? See Discussion.

Final Jun 13 2016
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