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20170051 | Reportability--Liver: Is intraductal papillary mucinous neoplasm (IPMN) of the liver a reportable diagnosis? See Discussion. |
Pathology shows: Right liver lobe, partial hepatectomy " intraductal papillary neoplasm with high grade dysplasia. |
Intraductal papillary mucinous neoplasm (IPMN) of the liver with high grade dysplasia is reportable. While most IPMNs arise from the pancreas, there exists a subset of IPMN of the biliary tract (BT-IPMN). Code as 8453/2. For more details, see the Reportability section of the SEER manual, https://seer.cancer.gov/manuals/2016/SPCSM_2016_maindoc.pdf |
2017 |
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20170057 | Grade: If the biopsy site is a higher grade, is the grade of the biopsy used over the grade of the surgical resection? See Discussion. |
When coding tumor grade, our pathologists have told us to code grade based on the specimen from the most definitive surgery or with the most amount of tissue, and that coding grade from the biopsy would not be appropriate even if it is a higher grade than from the surgical resection. Coding of solid tumors Instruction 5 states: If there is more than one grade, code the highest grade within the applicable system. Code the highest grade even if it is only a focus. Code grade in the following priority order using the first applicable system. |
For cases diagnosed prior to 2018: Use the Grade Coding Instructions to code grade. The instructions are intended to standardize coding of grade across the U.S. and to eliminate differences in opinion between pathologists. Standardized coding ensures that data can be combined and used for statistical analysis. You may code grade based on the biopsy when following the grade coding instructions. |
2017 |
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20170035 | MP/H Rules/Histology--Fallopian Tube: What is the histology code of serous tubal intraepithelial (in situ) carcinoma (STIC), bilateral fallopian tubes? |
Assign 8441/2. This is based on the WHO classification for female reproductive system tumors. |
2017 | |
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20170036 | Grade--Prostate: How are the prostate-related fields completed when documentation in pathology reports only includes one of the new grade groups? See Discussion. |
Our pathologists have starting to use a new prostate cancer grading system that was adopted by WHO in 2016. The new grading scheme correlates with the prior Gleason grading scheme as follows: Grade Group 1 = Gleason score 6 or less Grade Group 2 = Gleason score 3+4=7 Grade Group 3 = Gleason score 4+3 = 7 Grade Group 4 = Gleason score 8 Grade Group 5 = Gleason score 9-10 Our pathologists are no longer dictating the Gleason Primary and Secondary Pattern values nor the Gleason's Score. Reverse correlation from the new grade groups to the required patterns and score are difficult with Grade Groups 2 and 3 needing to be distinguished from one another and Grade Group 5 including two unique scores. The prostate-related fields include: Collaborative Site Specific Factor 7: Gleason's Primary Pattern and Secondary Pattern Values on Needle Core Biopsy/TURP Collaborative Site Specific Factor 8: Gleason's Score On Needle Core Biopsy/TURP Collaborative Site Specific Factor 9: Gleason's Primary Pattern and Secondary Pattern Values on Prostatectomy/Autopsy Collaborative Site Specific Factor 10: Gleason's Score on Prostatectomy/Autopsy |
When all you have is the grade group, you may use the following table to convert the Prostate Grade Groups to the appropriate code for the indicated fields. Grade Group Gleason Score Gleason Pattern SSF7 SSF8 SSF9 SSF10 Grade/diff Grade Group 1 6 or less <=3+3 099 999 099 999 1 Grade Group 2 7 3+4 034 007 034 007 2 Grade Group 3 7 4+3 043 007 043 007 2 Grade Group 4 8 4+4, 3+5, 5+3 999 999 999 999 3 Grade Group 5 9-10 4+5, 5+4, 5+5 099 999 099 999 3 |
2017 |
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20170029 | Reportability--Bone: Are giant cell tumors (GCT) of the bone that metastasize to the lung reportable? See Discussion. |
Patient had radical resection of pelvic giant cell tumor of bone in August 2012. Final diagnosis clarified that no features to suggest a frankly malignant giant cell tumor were identified. July 2013 left upper lobe nodules were removed and found to be consistent with multifocal metastatic lung involvement with a previous pelvic giant cell tumor of bone. However, the pathology report comment specifies there are no histological high-grade features to suggest a malignancy: While SINQ 20091087 may apply, these metastases clearly arrived in the lung by hematogenous spread. The previous SINQ note refers to a case where the implants/metastases can seed the surrounding pelvic and abdominal structures by rupture of the tumor or intraoperative tumor spillage. That type of spread is not quite the same as the current case showing tumor cells leaving the primary tumor/site and travelling through the blood to implant in the lungs. |
This case is not reportable. According to the WHO Classification of Bone Tumors, pulmonary metastases from GCTs are "very slow-growing and are thought to represent pulmonary implants that result from embolization of intravascular growths of GCT. Some of these benign pulmonary implants can regress spontaneously. A small number, however, exhibit progressive enlargement and can lead to the death of the patient." The pathologist for this case is very clear that no malignancy was found in the lung or in the bone. |
2017 |
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20170081 | Grade/Neuroblastoma: What grade is to be used when pathology states only differentiating retroperitoneal neuroblastoma? |
For cases diagnosed prior to 2018 Assign grade code 2 for "differentiating" retroperitoneal neuroblastoma. The rationale of our expert pathologist advisor is that "it leaves the grade 1 category open (since a "well differentiated neuroblastoma" is actually called ganglioneuroblastoma), and it also avoids putting "differentiating" into what is usually a well differentiated category." Additionally, assign grade code 3 to a poorly differentiated retroperitoneal neuroblastoma and grade code 4 to an undifferentiated retroperitoneal neuroblastoma. For cases diagnosed 2018 and later Follow the instructions for coding grade in SEER*RSA |
2017 | |
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20170075 | MP/H Rules/Behavior--Breast: How many primaries are to be abstracted for a patient with a history of left breast ductal carcinoma in situ (DCIS) diagnosed in 2014 and bone lesions showing metastatic carcinoma consistent with a breast primary in 2017? See Discussion. |
Patient was diagnosed with DCIS of the left breast in June 2014. The patient had a simple mastectomy with 2 axillary lymph nodes removed. The final diagnosis was intermediate to high grade ductal carcinoma in situ, predominantly micropapillary type, forming a 1.4 cm mass. No invasive carcinoma identified. Margins negative. In April 2017, the patient was found to have parietoccipital bone lesions, which were resected. The resulting diagnosis was metastatic carcinoma, morphologically consistent with breast primary " See Comment: The previous breast lesion is not available for review at the time of signout. However, the tumor is morphologically compatible with a breast primary. SINQ 20110111 would not make this is new primary. However, it seems that rule M8 might apply. An invasive tumor following an in situ tumor more than 60 days after diagnosis is a multiple primary. See Note 2: Abstract as multiple primaries even if the medical record/physician states it is recurrence or progression of disease. |
Assuming there were no other breast or any other tumors for this patient, change the behavior code to /3 on the original abstract for the 2014 breast primary. Similar to SINQ 20110111, there was likely a focus of invasion present in the original tumor that was not identified by the pathologist. The behavior code on the original abstract must be changed from a /2 to a /3 and the stage must be changed from in situ to localized. The MP/H rules do not apply to metastases. Therefore, rule M8 cannot be used. |
2017 |
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20170009 | MP/H Rules/Multiple primaries--Lung: How many primaries should be accessioned if patient has a LUL lung biopsy with squamous cell carcinoma and subsequently a station 4L node biopsy with small cell carcinoma? See Discussion. |
Patient has only a LUL tumor on imaging. The tumor board initially states, possibly a mixed tumor, likely IIIA SCC and/or IIIA or B small cell. Later, the physician refers to it as "Stage III lung cancer, mixed histology with small cell in the lymph node and squamous cell in the LUL mass." Patient has no further workup and has declined therapy. |
Accession the case as a single lung primary since there is only a mixed tumor noted by the tumor board. Code the histology as 8045, combination/mixed small cell carcinoma and squamous cell carcinoma, per Table 1 of the Multiple Primaries/Histology Rules. |
2017 |
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20170071 | Reportability/Brain and CNS: Is incidentaloma reportable from brain and central nervous system (CNS) imaging? See Discussion. |
We are seeing the term "incidentaloma" on magnetic resonance imaging (MR) reports of head and also with physician statements. For example, this MR of the head: Impression--Suboptimal study due to motion degradation. Heterogeneously enhancing pituitary gland without evidence of acute abnormality. A 3 mm focus of relative hypoenhancement in the left gland is favored to represent an incidentaloma. Advise correlation with clinical findings. Also, there are cases where the scans show meningioma and then at a later date it is stated to be an incidentaloma in physician notes. Is the term "incidentaloma" alone reportable, if the term "tumor" for CNS cases is never stated? When I googled the term, it is stated to mean "tumor." |
The term "incidentaloma" alone is not reportable. Look for a reportable term elsewhere or in later information. When the term "incidentaloma" is used on a magnetic resonance imaging (MR) report, it refers to "a disease or physical condition found as a secondary by-product of capturing the necessary volume of tissue within the field of view of the MR examination" (http://radsource.us/incidentaloma). It is not necessarily neoplastic. |
2017 |
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20170055 | First Course of Treatment/Surgery of Primary Site--Corpus uteri: Do you code total hysterectomy or radical hysterectomy when a specimen indicates the uterus, cervix, ovaries, fallopian tubes, and right and left parametrium were resected, but shows no portion of the vagina. See Discussion. |
AFS1-AFS2-frozen section control, endomyometrium; AFS3-frozen section control, subserosal intramural mass; A4-anterior cervix; A5-posterior cervix; A6-anterior cervical endometrial junction; A7-posterior cervical endometrial junction; A8-A10-anterior endomyometrium, including tumor; A11-A13-posterior endomyometrium, including tumor and adjacent mass; A14-random section subserosal mass; A15-left parametrium at margin of resection; A16-right parametrium at margin of resection; A17-A18-left ovary and fallopian tube; A19-A20-right ovary and fallopian tube. The final diagnosis includes Endometrial adenocarcinoma, favor serous carcinoma, with papillary and solid areas. Tumor involves: Cervix present, Right ovary, Left ovary, Right fallopian tube, Left fallopian tube, Right parametrium, Left parametrium. |
Assign code 50 for total hysterectomy. According to Appendix C Surgery Codes for Corpus Uteri of the 2016 SEER Coding and Staging Manual, total hysterectomy is surgery to remove the entire uterus, including the cervix; whereas, radical hysterectomy includes the vagina. |
2017 |
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