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20110094 | Surgery of Primary Site--Breast: Is a "nipple sparing mastectomy" coded to 30 [subcutaneous mastectomy] or 40 [total (simple) mastectomy] if the nipple/areolar complex was not removed but the pathology specimen indicates some breast skin was removed? See Discussion. |
In the past, the SEER Manual indicated that code 30 [subcutaneous mastectomies], which captured nipple-sparing mastectomies, would rarely be used because it was not typically performed as treatment for a malignancy. This note was removed from the 2010 SEER Manual, Appendix C. Code 30 which now states, "A subcutaneous mastectomy is the removal of breast tissue without the nipple and areolar complex or overlying skin." More "nipple-sparing mastectomies" are now being performed at certain facilities.
Should the Surgery of Primary Site field be coded to 30 when a nipple-sparing mastectomy with reconstruction is performed, even if there is skin removal? Or, does the skin removal indicate that this is not a subcutaneous mastectomy, and therefore code 43 [Total (simple) mastectomy with reconstruction, NOS] applies? |
Code Surgery of Primary Site to 30 [Subcutaneous mastectomy] for this case.
Assign code 30 when the nipple and areolar complex are NOT removed. Assign code 40 (or higher) when the nipple and areolar complex ARE removed. |
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20110055 | Multiple primaries--Heme & Lymphoid Neoplasms: How many primaries are to be abstracted for a bone marrow biopsy diagnosis of "acute myeloid leukemia (non-M3 type; favor FAB M1), probably arising in myelodysplastic syndrome;" and flow cytometry studies performed the same day were consistent with acute myeloid leukemia? |
For cases diagnosed 2010 and forward, access the Hematopoietic Database at http://seer.cancer.gov/seertools/hemelymph.
Ambiguous terminology is NOT used to determine histology for hematopoietic or lymphoid neoplasms. Therefore, the comment that the AML is "probably" arising in myelodysplastic syndrome is not used to determine the histology code. The term "favor" is also an ambiguous term and cannot be used to code histology.
This is a single histology per M2, abstract a single primary when there is a single histology. The histology is coded to 9861/3 [acute myeloid leukemia, NOS]
SEER*Educate provides training on how to use the Heme Manual and DB. If you are unsure how to arrive at the answer in this SINQ question, refer to SEER*Educate to practice coding hematopoietic and lymphoid neoplasms. Review the step-by-step instructions provided for each case scenario to learn how to use the application and manual to arrive at the answer provided. https://educate.fhcrc.org/LandingPage.aspx. |
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20110027 | MP/H Rules/Multiple primaries/Histology--Thyroid: How many primaries and what histology(ies) are coded when a patient is diagnosed with a single papillary carcinoma in the left thyroid lobe and multiple foci of papillary microcarcinoma in the right thyroid lobe? See Discussion. | Is the term papillary microcarcinoma being used to describe the size of the foci only, or are the right thyroid lobe lesions a different histologic type? Does rule M6 apply (single primary)? Or does rule M11 apply (multiple primaries)?
Case summary: Left thyroid with 2.2 cm papillary carcinoma and right thyroid with "multiple microscopic foci of papillary carcinoma (papillary microcarcinoma) ranging from less than 1 mm to 2 mm in greatest dimension." |
Use the Multiple Primary and Histology Coding Rules Manual for cases diagnosed 2007 or later to determine the number of primaries. This is a single primary.
For thyroid cancer only, the term micropapillary does not refer to a specific histologic type. It means that the papillary portion of the tumor is minimal or occult. The histology is the same in both lobes of the thyroid.
The steps used to arrive at this decision are:
Open the Multiple Primary and Histology Coding Rules manual. For a thyroid primary, use the Other Sites MP rules under one of the three formats (i.e., flowchart, matrix or text) to determine the number of primaries because the thyroid does not have site specific rules.
Start with the MULTIPLE TUMORS module, Rule M3. The rules are intended to be reviewed in consecutive order within the module from Rule M3 to Rule M18. You stop at the first rule that applies to the case you are processing.
. This patient has multiple papillary carcinomas of the thyroid diagnosed simultaneously; no other rule applies, so this is a single primary. Abstract a single primary for this patient.
Determine the histology code. For a thyroid, use one of the three formats (i.e., flowchart, matrix or text) under the Other Sites Histo rules to determine histology because thyroid primaries do not have site specific rules.
Start with the MULTIPLE TUMORS ABSTRACTED AS A SINGLE PRIMARY module, Rule H18. The rules are intended to be reviewed in consecutive order within the module from Rule H18 to Rule H31. You stop at the first rule that applies to the case you are processing.
. Code papillary carcinoma of the thyroid to papillary adenocarcinoma, NOS [8260]. |
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20110039 | Multiple primaries/Primary site--Heme & Lymphoid Neoplasms: What are the primary sites and how many primaries are abstracted, when 2004 diagnosis of grade 2 follicular lymphoma of the bilateral breasts is subsequently diagnosed with a 2010 diagnosis of diffuse large B-cell lymphoma (40%) and grade 3a follicular lymphoma (60%) of a left arm nodule? See Discussion. | Follicular lymphoma was diagnosed 7/2004, grade 2 per biopsy of the bilateral breasts. Bone marrow biopsy was positive for lymphoma involving 10% of bone marrow. Imaging showed extensive lymphadenopathy mainly in abdomen/pelvis with an 8 cm mass in the right pelvis. Smaller lymph nodes were noted in the left periaortic region and also some small precarinal lymph nodes. This was a stage IVA lymphoma. The patient had six cycles of CHOP/R with an excellent response. Per the clinician's notes on 12/2005, there was no evidence of recurrence or no sign of active disease. The plan was to follow up with the patient in 6 months.
08/22/06 imaging showed new disease in the bilateral chest wall. 8/2006 bilateral breast nodule biopsies, are positive for grade 1-2 follicular lymphoma. The patient was treated with Rituxan. Per clinician's 3/2007 note, no active disease is noted. Patient was regularly followed with no evidence of disease until 10/2010. At that time, the patient had a left arm nodule biopsy which was positive for diffuse large B cell lymphoma (40%) CD positive and grade 3a follicular lymphoma (60%). RICE was recommended due to "transformation" per oncologist. |
For cases diagnosed 2010 and forward, access the Hematopoietic Database at http://seer.cancer.gov/seertools/hemelymph.
Per Rule M10, this case should be accessioned as two primaries when a neoplasm is originally diagnosed as a chronic neoplasm (is follicular lymphoma (FL), grade 2) AND there is a second diagnosis of an acute neoplasm (diffuse large B-cell lymphoma) more than 21 days after the chronic diagnosis.
Code the histology for the first primary to 9691/3 [follicular lymphoma (FL), grade 2] and the primary site to bilateral C509 [breast, NOS]. FL can start as an extranodal disease; breast is one of the sites in which it originates. It is unlikely that the lymphoma extended from the nodes to the breast, but highly likely that it extended from the breast to the nodes.
Per Rule M4, abstract the 2010 disease process as a single primary when two or more types of non-Hodgkin lymphoma are simultaneously present in the same anatomic location(s), such as the same lymph node or lymph node region(s), the same organ(s), and/or the same tissue(s). Per Rule PH11 the primary site is coded to C779 [lymph nodes, NOS] and the histology is coded to 9680/3 [diffuse large B-cell lymphoma (DLBCL)]. Rule PH11 states one is to code the primary site to the site of origin, lymph node(s), lymph node region(s), tissue(s) or organ(s) and histology to diffuse large B-cell lymphoma (DLBCL) (9680/3) when DLBCL and any other non-Hodgkin lymphoma are present in the same lymph node(s), lymph node region(s), organ(s), tissue(s) or bone marrow.
SEER*Educate provides training on how to use the Heme Manual and DB. If you are unsure how to arrive at the answer in this SINQ question, refer to SEER*Educate to practice coding hematopoietic and lymphoid neoplasms. Review the step-by-step instructions provided for each case scenario to learn how to use the application and manual to arrive at the answer provided. https://educate.fhcrc.org/LandingPage.aspx. |
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20110071 | Primary site: How is this field coded for an adenocarcinoma arising in a chronic perianal fistula without extension to the anal canal, but stated to arise in "ectopic rectal tissue"? See Discussion. | The patient underwent a resection of a perineal mass. Per review of slides it was stated to be "primary mucinous adenocarcinoma arising in a chronic perianal fistula." The adenocarcinoma was invasive into the dermal connective tissue and skeletal muscle, but there was no extension into the anal canal. The discharge diagnosis from the reporting facility called this adenocarcinoma of "ectopic rectal tissue in perianal area."
Should the primary site be coded to skin based on the dermal involvement and lack of anal or rectal involvement? Or, should the primary site be coded to rectum based on the physician's assessment that this adenocarcinoma arose in ectopic rectal tissue? |
For cases diagnosed 2007-2014: Code the Primary Site field to C210 [Anus, NOS]. This is an unusual and rare presentation. According to our expert pathologist, "There is no ideal site code [for] this case. I would code to C210. In this location it can at least be located by anyone who wants to get a look at such lesions. Because of the unusual location of this tumor, I would like to be able to code it to perineum, but it will be totally lost in those site codes as they represent extensive areas beyond perianal (skin of trunk, soft tissue of pelvis, and pelvis, respectively)... I would not code to rectum [because it would be] lost among too many primary rectal carcinomas." |
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20110018 | Multiple primaries--Heme & Lymphoid Neoplasms: How many primaries are to be abstracted for a case with a history of follicular lymphoma, grade 2 and a subsequent splenectomy diagnosis of diffuse large B-cell lymphoma? See Discussion. |
The patient was treated over a period of time for follicular lymphoma, grade 2. The oncologist thought the spleen was congested and removed it. The diagnosis was DLBCL. |
For cases diagnosed 2010 and forward, access the Hematopoietic Database at http://seer.cancer.gov/seertools/hemelymph.. This case is accessioned as two primaries per Rule M10 which states to abstract multiple primaries when a neoplasm is originally diagnosed as a chronic neoplasm and there is a second diagnosis of an acute neoplasm more than 21 days after the chronic diagnosis. The first primary is follicular lymphoma, grade 2 [9691/3] and it is a chronic neoplasm. The second primary is diffuse large B-cell lymphoma (DLBCL) [9680/3] and it is an acute neoplasm. SEER*Educate provides training on how to use the Heme Manual and DB. If you are unsure how to arrive at the answer in this SINQ question, refer to SEER*Educate to practice coding hematopoietic and lymphoid neoplasms. Review the step-by-step instructions provided for each case scenario to learn how to use the application and manual to arrive at the answer provided. https://educate.fhcrc.org/LandingPage.aspx. |
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20110051 | Multiple primaries--Heme & Lymphoid Neoplasms: How many primaries are to be abstracted when bilateral breasts are involved with MALT lymphoma and the bone marrow is negative? | For cases diagnosed 2010 and forward, access the Hematopoietic Database at http://seer.cancer.gov/seertools/hemelymph.
Per Rule M2, this is a single primary because there is a single histology mentioned. The histology is coded to 9699/3 [MALT lymphoma]. Code the primary site to C509 [breast] per Rule PH24 which states to code the primary site to the organ when lymphoma is present only in an organ.
Unless your software has edits that prevent coding laterality for lymphomas, code the laterality as bilateral. Up to half of extranodal, extragastric MALT lymphomas occur in multiple sites, particularly in paired sites (breast is an example).
SEER*Educate provides training on how to use the Heme Manual and DB. If you are unsure how to arrive at the answer in this SINQ question, refer to SEER*Educate to practice coding hematopoietic and lymphoid neoplasms. Review the step-by-step instructions provided for each case scenario to learn how to use the application and manual to arrive at the answer provided. https://educate.fhcrc.org/LandingPage.aspx. |
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20110004 | MP/H Rules/Histology--Breast: Which MP/H rule applies when coding the histology field for a tumor described as a "metaplastic carcinoma, adenosquamous and spindle cell type"? See Discussion. | Per path comment: "The neoplasm is composed of adenosquamous carcinoma which merges with spindle cell carcinoma. The cystic component shows a mixed squamous and ductal epithelial lining which shows cytologic atypia and mitotic activity and can be seen to merge with invasive carcinoma. The features suggest the possibility that the tumor may have arisen from a sclerosing and cystic papilloma with squamous metaplasia, although a clearly benign component is not evident."
Would MP/H rule H19 apply based on the pathology report comment resulting in histology for the case being coded to 8255 [adenocarcinoma with mixed subtypes]? Or, would MP/H rule H14 apply based on the final diagnosis resulting in histology for the case being coded to 8575 [metaplastic carcinoma] because adenosquamous and spindle cell are not specific types of metaplastic carcinoma? |
This is a metaplastic carcinoma as stated in the path diagnosis. Rule H14 applies. Assign code 8575/3. According to the WHO Classification, metaplastic carcinoma is a general term for a group of neoplasms characterized by a mixture of adenocarcinoma with dominant areas of spindle cell, squamous, and/or mesenchymal differentiation.
Use the Multiple Primary and Histology Coding Rules Manual for cases diagnosed 2007 or later to determine the histology for this case. Code histology to 8575/3 [metaplastic carcinoma] as stated in the pathology diagnosis.
Open the Multiple Primary and Histology Coding Rules manual. Choose one of the three formats (i.e., flowchart, matrix or text) under the Breast Histo rules determine histology for the case.
Go to the SINGLE TUMOR: INVASIVE CARCINOMA ONLY module. The rules are intended to be reviewed in consecutive order within the module from Rule H10 to Rule H19. You stop at the first rule that applies to the case you are processing.
Code the histology when only one histologic type is identified. According to the WHO Classification, metaplastic carcinoma is a general term for a group of neoplasms characterized by a mixture of adenocarcinoma with dominant areas of spindle cell, squamous, and/or mesenchymal differentiation. |
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20110104 | Primary site--Heme & Lymphoid Neoplasms: Should the primary site be coded to C421 [bone marrow] or C770-C779 [lymph nodes] for an adult T-cell leukemia/lymphoma [9827/3] that presented with a positive bone marrow biopsy and involvement of lymph nodes and the lung? | For cases diagnosed 2010 and forward, access the Hematopoietic Database at http://seer.cancer.gov/seertools/hemelymph..
Code the primary site to the involved lymph nodes [C770-C779]. Per Rule PH 8, it indicates you are to code the primary site to the site of origin when lymph node(s) or lymph node region(s), tissue(s) or organs are involved. Note 2 further states that the bone marrow may or may not be involved. If the bone marrow is involved, code this information in the CS Extension field.
Per the Abstractor Notes section in the Heme DB, this is a systemic disease with widespread lymph node involvement as well as involvement of the peripheral blood. In addition, systemic involvement of extranodal sites (including lung) are often involved.
SEER*Educate provides training on how to use the Heme Manual and DB. If you are unsure how to arrive at the answer in this SINQ question, refer to SEER*Educate to practice coding hematopoietic and lymphoid neoplasms. Review the step-by-step instructions provided for each case scenario to learn how to use the application and manual to arrive at the answer provided. https://educate.fhcrc.org/LandingPage.aspx. |
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20110123 | Reportability--Heme & Lymphoid Neoplasms: Are the terms EBV positive B-cell lymphoproliferative disorder with or without the term "of the elderly" and iatrogenic EBV positive lymphoproliferative disorder reportable? See Discussion. |
The only reportable term listed is "EBV positive B-cell lymphoproliferative disorder of the elderly." Are the following cases reportable?
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For cases diagnosed 2010 and forward, access the Hematopoietic Database at http://seer.cancer.gov/seertools/hemelymph.
SEER*Educate provides training on how to use the Heme Manual and DB. If you are unsure how to arrive at the answer in this SINQ question, refer to SEER*Educate to practice coding hematopoietic and lymphoid neoplasms. Review the step-by-step instructions provided for each case scenario to learn how to use the application and manual to arrive at the answer provided. https://educate.fhcrc.org/LandingPage.aspx. |
2011 |
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