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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Add to Report ID Question Status Last Updated
20180010

Diagnostic confirmation--Heme & Lymphoid Neoplasms: Is Diagnostic Confirmation coded as 5 (positive laboratory test/ marker study) or code 8 (clinical diagnosis only) for a case that has a positive JAK2 mutation, and based on the results of the JAK2, the physician diagnosed the patient with polycythemia vera?  There were no blood smears or bone marrow biopsies done.

Final Mar 02 2018
20180009

Reportability--Head & Neck: Is dentinoameloblastoma reportable, and if so, what is the correct histology code?  See Discussion.

Final Feb 28 2018
20180008

MP/H Rules/Multiple primaries--Thyroid: Is medullary carcinoma of the right lobe of the thyroid, with foci of papillary microcarcinoma in both lobes, one primary with mixed histology (8347/3) or two separate primaries?

Final Feb 20 2018
20180007

Multiple primaries/Primary site--Heme & Lymphoid Neoplasms:  Are plasmacytomas in thyroid and laryngeal masses one primary based on rule M2, abstract a single primary when there is a single histology? If so, what is the primary site?  See Discussion.

Final Feb 08 2018
20180006

MP/H Rules/Histology--Breast:  Should encapsulated papillary carcinoma of the breast with a separate focus of ductal carcinoma in situ be coded as 8050/2 (papillary carcinoma) and staged as in situ?  See Discussion.

Final Jan 29 2018
20180004

Reportability/MP/H Rules/Multiple primaries: Is a ganglioneuroblastoma (9490/3) following a melanoma (8720/3) a new primary if the diagnosing pathologist states:  ‘Given the clinical context and patient age, then I believe that this may represent transdifferentiation of metastatic melanoma’?  If this is a new primary, what MP/H rule would apply?  See Discussion.

 

Final Jan 18 2018
20180003

Histology/Diagnostic confirmation--Heme & Lymphoid Neoplams:  Would you code the NOS term when follicular lymphoma is favored? What would diagnostic confirmation be coded if a positive fine needle aspirate (FNA) is followed by a positive flow cytometry (ambiguous term)?  See Discussion.

Final Jan 16 2018
20180002

MP/H Rules/Multiple primaries--Urinary: Is a renal pelvis diagnosed 5/2016 a separate primary when the first invasive bladder was 12/2011? Per rule M7, the 5/2016 renal pelvis is more than 3 years later. Does Multiple Primary/Histology (MP/H) rule M7 refer back to the original diagnosis date or to the last occurrence?  See Discussion.

Final Jan 16 2018
20180001

Reportability/Date of diagnosis--Small intestine: Is this case reportable?Widely metastatic gastrointestinal stomal tumor (GIST) was diagnosed at an out-of-state facility in 2017 and referred back to a hospital in our state for chemotherapy where there is a history of a small bowel resection of GIST of uncertain malignant potential (8936/1) doneat the hospital in 2003. If so, is the diagnosis date 2003 or 2017? See Discussion.

Final Jan 10 2018
20170081

Grade/Neuroblastoma:  What grade is to be used when pathology states only differentiating retroperitoneal neuroblastoma?

Final Dec 27 2017
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