| Report | Question ID | Question | Discussion | Answer | Cancer Site Category | Data Item Category | Year |
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20051094 | Grade, Differentiation/Priorities: Which has priority, the differentiation or the nuclear grade for a liver biopsy histology described as "well differentiated hepatocellular carcinoma, nuclear grade 3/4"? | For most sites, differentiation has priority over the nuclear grade when both are specified (excluding breast and kidney). Assign grade code 1 [well differentiated] to the example above. | N/A | N/A | 2005 | |
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20180023 | Reportability/Behavior: Is myxoinflammatory fibroblastic sarcoma (MIFS) reportable for 2018? This histology is on the 2018 ICD-O-3 histology update list with a behavior code of /1. See discussion. |
This will be a tough one for registrars to recognize as non-reportable since the terminology contains sarcoma, so we just want to double check. |
Myxoinflammatory fibroblastic sarcoma (MIFS) (C49._), 8811/1, is not reportable for 2018 based on the 2018 ICD-O-3 New Codes, Behaviors, and Terms list. This is a new histology/behavior not previously listed in ICD-O-3. According to the WHO 4th Ed Tumors of Soft Tissue & Bone, this histology has been given a benign (/1) behavior; however, if the pathologist and/or physician state the tumor is malignant or metastatic, report the case and assign behavior code /3. |
N/A | Histology | 2018 |
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20021133 | First Course Treatment--All Sites: The patient has undergone part of the planned first course of treatment when a metastatic deposit is identified. If the patient continues with the planned first course of treatment, should the modalities of treatment given after the metastatic deposit is discovered be included in the coding of the first course of cancer-directed treatment fields? |
Yes, those modalities should be counted as part of first course of cancer-directed treatment if the patient continues with the planned first course. For example, if patient has the originally planned type of surgery, radiation, or drug protocol, then code the given treatment as first course. Caution: It is not a change in the treatment plan if the drugs are changed but the action of the drugs remains the same. This is still first course. However, if the treatment is changed from a chemotherapy drug to a hormonal drug following the discovery of the mets, do not code the hormonal therapy as first course. |
N/A | First course treatment | 2002 | |
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20021154 | Primary Site: What code is used to represent the primary site for a "teratocarcinoma with features of embryonal carcinoma" removed from the thigh muscle in a patient with x-ray negative testicles? See discussion. |
The case was reviewed by AFIP and called "extratesticular." Per our pathology consultant, the site should be coded to unknown because it is very doubtful that the tumor was primary in the soft tissue of the thigh. According to him, such tumors don't originate exclusively in the testes, but tend to occur along the central axis such as the mediastinum or retroperitoneum. If an extratesticular tumor arises in either of these areas, the primary site should be code to the mediastinum or the peritoneum rather than to unknown. Lesions primary in the testicle may also undergo maturation with fibrosis and involution. This process often leaves little evidence of the original tumor in the testis. |
Code the Primary Site field to C809 [unknown] for this case. The thigh tumor is a metastatic site. |
N/A | Primary site | 2002 |
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20031176 | EOD-Patholgic Review of Number of Regional Lymph Nodes Examined: How is this field coded when there is no lymph node count in the final pathology diagnosis and the gross description states "four possible lymph nodes are dissected"? See Description. | Patient with kidney cancer underwent nephrectomy and lymph node removal. Final path diagnosis was Lymph nodes, pericaval biopsy, lymph nodes with no evidence of carcinoma. Per Gross description: Received in formalin as pericaval lymph node is 2.5 cm piece of fibrofatty tissue, from which four possible lymph nodes are dissected. | For cases diagnosed 1998-2003: Code the number of regional lymph nodes examined as 04. This is as accurate as possible for this situation. | N/A | N/A | 2003 |
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20170031 | MP/H Rules/Multiple primaries--Penis: How many primaries should be reported for a diagnosis of invasive squamous cell carcinoma (SCC) of the penis in 6/2011, treated with excision and fulguration followed by 10/2014 penile lesion found to be SCC with basaloid features focally highly suspicious for invasion? Clinically, the 2014 tumor is stated to be in situ and recurrent penile cancer and follow-up in 2/2015 indicates there was no evidence of tumor following treatment. Subsequently, in 3/2016 the patient has another penile lesion biopsy showing SCC in situ suspicious for invasion, clinically stated to be recurrent. See Discussion. |
At the central registry, we have accessioned this scenario as three primaries per Multiple Primaries/Histology (MP/H) Rule M10 (diagnosed more than 1 year apart), as the patient was stated to be disease free between each occurrence. However, the diagnosing/treating facility is not reporting these cases due to clinical statements of recurrent disease. This is an example of a case type identified on casefinding audits conducted by our central registry in which we have learned SEER's expectation of MP/H rule application does not match hospital reporting. Can the 2018 version of the MP/H rules more clearly address how this type of clinically recurrent (multiple times) case should be handled? |
Accession three tumors as the tumors were each diagnosed more than one year apart according to the MP/H Rule M10 for Other Sites. And, as you have noted, the patient was free of disease after each diagnosis. The MP/H rules have very clear instructions regarding the word "recurrence." See page 10, specifically A.7., https://seer.cancer.gov/tools/mphrules/2007_mphrules_manual_08242012.pdf SEER will evaluate the MP/H rules in the upcoming revision. |
N/A | N/A | 2017 |
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20150003 | Reportability/Behavior: Is the following reportable, and if so, what is the histology code? Final Diagnosis (on multiple conjunctive excisions): Conjunctiva - primary acquired melanosis with atypia (see note). Note: "In all 3 specimens the process extends to the margins of excision. Complete extirpation is recommended (primary acquired melanosis with atypia is considered melanoma in situ). |
Do not report primary acquired melanosis with atypia.
According to our expert pathologist consultant, "There has been a lot of debate in the literature about the diagnostic criteria, terminology, and natural history of primary acquired melanosis [PAM]. Your case comes down squarely on the main issue, which is whether PAM with atypia should be regarded as melanoma in situ. In most studies it appears that PAMs with no atypia or mild atypia do not progress to melanoma, and only a small percentage of those with severe atypia do so." "PAM, even with atypia, is not melanoma in situ, and should not be reported."
For further information, see this article for a review of a large number of patients: Shields, Jerry A, Shields, Carol L, et al. Primary Acquired Melanosis of the Conjunctiva: Experience with 311 Eyes. Trans. Am Ophthalmol Soc 105:61-72, Dec 2007.
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N/A | Behavior | 2015 | |
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20170037 | Primary site--Other and Unspecified Urinary Organs: What is the topography code for a Skene's gland adenocarcinoma? |
The most appropriate available topography code is C681, paraurethral gland. Skene's gland is also referred to as paraurethral gland. |
N/A | Primary site | 2017 | |
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20210051 | Primary site/Biliary tract--Ampulla of Vater: What is the correct primary site code for intra-ampullary and periampullary adenocarcinoma, C241 (8144/3) or C249? See Discussion. |
Ampulla, biopsy: High grade dysplasia with focal intramucosal carcinoma in a background of ulceration with acute and chronic inflammation. Surgery pathology: Head of pancreas, duodenum, and distal stomach, pancreaticoduodenectomy-Ampulla, Adenocarcinoma, intestinal type, intra-ampullary and peri-ampullary (mixed type). Grade moderately differentiated, 1.5cm. Tumor invades into duodenal submucosa. Lymphovascular Invasion: Foci suspicious for lymphovascular invasion identified. Perineural Invasion: Present. Synoptic report: Tumor Site Intra-ampullary and peri-ampullary (mixed type). Histologic Type Adenocarcinoma, intestinal type. There is not enough information regarding site in radiology reports or operative report. CT-A/P/C:The patient's known ampullary mass is not well visualized on this exam. No significant intrahepatic or extrahepatic biliary ductal dilation is identified. The pancreatic duct is normal caliber. |
Assign C241. Ampulla (C241) includes both periampullary and intra-ampullary. |
N/A | Primary site | 2021 |
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20160039 | First course treatment/Surgery of Primary Site: If a procedure stated to be an "excisional biopsy" doesn't grossly remove the tumor, should Surgery of Primary Site be coded as an excisional biopsy? See Discussion for example. |
Would you code an excisional biopsy as Surgery for the following case?
The patient presented with a large protruding polypoid anal canal mass. The diagnosis of malignancy was made following a procedure referred to by the surgeon as an excisional biopsy. The protruding portion of the anal canal mass was excised, but the deep margin was grossly involved. The PE exam after the "excisional biopsy" found a firm mass, 4 cm in length on DRE. Further work-up with imaging showed gross residual disease extending to adjacent skeletal muscle (external anal sphincter). Although the internal/protruding anal canal portion of the tumor was excised, there was clearly extensive residual tumor. The patient underwent definitive concurrent chemoradiation only; subsequent surgery was not planned or performed. |
Do not record this excisional biopsy as surgery because there was residual macroscopic tumor. See Note 1 under #4 on page 130 in the SEER manual, http://seer.cancer.gov/manuals/2015/SPCSM_2015_maindoc.pdf |
N/A | First course treatment, Surgery of Primary Site | 2016 |
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