| Report | Question ID | Question | Discussion | Answer | Year |
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20150066 | Grade--Breast: Do you take grade from the most representative specimen along with the histology? What is the correct histology/grade combination? See discussion.
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Breast biopsy (from hospital A): DCIS, solid, cribriform, comedo type, high nuclear grade
Breast Lumpectomy (from hospital B): DCIS, cribriform type, nuclear grade 1, tumor 2.5cm |
Assign 8201/2 for this case.
MP/H rules are to code histology based on the specimen with the most tumor tissue. That would be the lumpectomy in this case. The histology is DCIS, cribriform type.
Reference: http://seer.cancer.gov/tools/mphrules/mphrules_instructions.pdf
The general rule for grade is to code the highest grade specified within the applicable grading system. For the case information provided, follow instruction #5, nuclear grade: use Coding for Solid Tumors #7: 2-, 3-, or 4- grade system. High nuclear grade (grade code 3 for breast) is higher than nuclear grade 1 (grade code 1).
Reference: http://seer.cancer.gov/tools/grade/ |
2015 |
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20160046 | MP/H Rules/Multiple primaries--Bladder: How many primaries should be reported for the case below? See discussion. |
1993 Renal pelvis: Papillary urothelial carcinoma
1994 Bladder: Noninvasive bladder ca NOS
6/11/13 Bladder: Noninvasive papillary urothelial carcinoma
8/19/14 Bladder: urothelial carcinoma in situ
2/13/15 Bladder: Papillary urothelial carcinoma
Would this situation be 2 primaries - 1993 Renal pelvis and 1994 Bladder with the 2015 being the same primary as 1993 Renal pelvis? Or 3 primaries - 1993 Renal pelvis, 1994 Bladder, 2015 Bladder? |
Abstract four primaries, 1993 renal pelvis, 1994 bladder, 2013 bladder, and 2015 bladder.
The 1993 renal pelvis diagnosis and the 1994 bladder diagnosis are separate primaries based on the rules in effect at that time (See pages 7-11, http://seer.cancer.gov/archive/manuals/historic/codeman_1992.pdf )
For the remaining diagnoses, the 2007 MP/H rules apply. The 2013 bladder diagnosis is a new primary per rule M7. The 2014 bladder diagnosis is not a new primary per rule M6. The 2015 bladder diagnosis is a new primary per rule M5. |
2016 |
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20160056 | 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.
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Patient had a radical orchiectomy with the final diagnosis of "Mixed germ cell tumor with the following features -- histologic type: Mixed germ cell tumor (teratoma 50%, yolk sac tumor 25%, and embryonal 25%)." |
Assign 9085/3. Code this combination of teratoma, yolk sac tumor, and embryonal tumor in the testis to mixed germ cell tumor (9085/3) based on the WHO Classification of Tumors of the Male Genital Organs. |
2016 |
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20160002 | MP/H Rules/Histology--Breast: Which is the correct histology code to use and which MP/H rule applies in the case of a single lumpectomy specimen that demonstrates two separate tumors with the following histologies. 1) Invasive lobular carcinoma 2) Invasive ductal carcinoma with tubular features See discussion. |
Does ductal carcinoma with tubular features qualify for Breast MP/H Rule H28? Or, is it more appropriate to strictly follow Table 2 (not a type of ductal tumor) and apply Rule H29, thus losing the lobular component? |
Abstract a single primary using Rule M13. Assign 8523/3 using rule H29. The code for invasive ductal carcinoma with tubular features (8523/3) is higher than the code for invasive lobular carcinoma (8520/3). H28 does not apply because 8523/3 is not included as a type of duct carcinoma on Table 2. |
2016 |
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20160058 | 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. |
Under the hematopoietic data base, treatment for polycythemia vera shows chemotherapy, immunotherapy, and phlebotomy. Essential thrombocytopenia shows blood thinners, anti-clotting medications, aspirin, chemotherapy, immunotherapy, and other therapy (Anagrelide) (for essential thrombocythemia only) and watchful waiting (for asymptomatic patients). Myelodysplastic syndrome shows bone marrow transplant, chemotherapy, immunotherapy, and stem cell transplant.
SEER*RX under warfarin says: Per the 2012 Hematopoietic and Lymphoid Neoplasm Case Reportability and Coding Manual (page 10), blood thinners and/or anti-clotting agents are to be coded as treatment (Other Therapy) for the following histologies: 9740/4 Mast cell sarcoma 9741/3 Systemic mastocytosis 9742/3 Mast cell leukemia 9875/3 Chronic myelogenous leukemia BCR/ABL 1 positive 9950/3 Polycythemia vera 9961/3 Primary myelofibrosis 9962/3 Essential thrombocythemia 9963/3 Chronic neutrophilic leukemia 9975/3 Myelodysplastic/myeloproliferative neoplasm, unclassifiable. |
Based on information from the National Cancer Institute and the Food and Drug Administration, aspirin and/or other blood thinners are not valid treatment for polycythemia vera and myelodysplastic syndrome. These drugs are often given to relieve symptoms of the disease such as bone pain or side-effects of standard treatments including blood clots. The treatment information found on page 22 (2015 Hematopoietic & Lymphoid Neoplasms coding manual) will be updated and ICD-O-3 codes 9950/3 and 9975/3 will be removed from the list. SEER*RX has been updated to reflect this change. |
2016 |
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20160022 | MP/H/Histology--Breast: What MP/H Rule, histology, and behavior code for a breast primary apply to the following?
2 foci DCIS, solid, high grade (Grade 3) w/microca++ |
Apply the Multiple Primaries/Histology, Breast Rule H3: DCIS and a more specific in situ are coded to the more specific histology term which in this case is solid. Code the histology to ductal carcinoma in situ, solid type (8230/2). Based on the information provided, there is no invasive component. The term "microca ++" means micro-calcifications are present, not micro carcinoma. |
2016 | |
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20160025 | MP/H Rules/Histology: What is the correct histology code for a NUT midline carcinoma? |
Code histology to 8010/3.
NUT carcinoma is identified by the NUTM1 gene rearrangement.
NUT midline carcinomas (NMC) are lethal and morphologically indistinguishable from other poorly diff carcinomas. They are epithelial tumors which can range from undifferentiated carcinomas to carcinomas with prominent squamous differentiation.
A new proposed ICD-O-3 code has been suggested for NUT tumors but it is not yet approved for implementation. Do not use the new code until it is approved for use in the United States.
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2016 | |
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20160004 | First course treatment/Other therapy: How is Sirolimus (Rapamycin) to be coded when given with known chemotherapy agents in a clinical trial? See discussion. |
The SEER*Rx Database lists Sirolimus as an ancillary agent under the Category section, but as an mTOR inhibitor under the Subcategory. The Remarks section indicates Sirolimus (AKA Rapamycin) is an immunosuppressant, but is also a type of serine/threonine kinase inhibitor. Other types of kinase inhibitors (including Temsirolimus) are types of Chemotherapy. Although the Coding section states this drug should not be coded, Primary Sites (NSCLC and glioblastoma) are listed for this drug. The SEER*Rx Database page for this drug is confusing. Please address the following. 1) Should Sirolimus not be coded when it is being given as a kinase inhibitor or an immunosuppressant? 2) If Sirolimus is ever treatment, should it be coded only for the primary sites listed? 3) If Sirolimus is given as part of a non-blind clinical trial for another site other than NSCLC or glioblastoma, should the Other Therapy field be coded to 2 [experimental - other treatment]? |
Sirolimus is used to treat GVHD (graft versus host disease) and is not coded as treatment. Even though the sub-category is mTOR inhibitor it does not automatically mean it is a chemotherapeutic agent. Sirolimus affects cells differently than Temsirolimus. The chemical compounds differ between these drugs. In order to code rapamycin, the drug given must be stated to be either the analog or ester compound. The SEER*RX database has been corrected and NSCLC/glioblastoma are no longer listed for sirolimus. We researched clinical trials and found several that include sirolimus with other chemotherapy drugs for patients who either have received or will be receiving bone marrow transplants for hematologic diseases. In this case it is not coded. There are a few trials that are looking at sirolimus as a treatment for bladder, prostate, nerve sheath tumors, MDS, and AML. For these cases it would be coded in Other (code 2). |
2016 |
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20160009 | MP/H Rules/Histology--Appendix: What is the histology for an appendix resection diagnosis of "Malignant neoplasm of the appendix with the following features: Histologic type: Adenocarcinoma ex goblet cell carcinoid with mucin production (adenocarcinoma arising from goblet cell carcinoid)"? Is this histology best coded to a mixed adenocarcinoma/carcinoid tumor (8244/3)? |
Code histology to combined carcinoid and adenocarcinoma (8244/3). The tumor is a mix of adenocarcinoma and carcinoid. |
2016 | |
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20160012 | Reportability--Brain and CNS: Is a thalamic amyloidoma reportable if so what histology code is used? |
Thalamic amyloidoma is not reportable. Amyloidoma (tumoral amyloidosis, amyloid tumor) is a tumor-like deposit of amyloid. It is not neoplastic. Amyloid is a protein derived substance deposited in various clinical settings. |
2016 |
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