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20190105 | Histology--Brain and CNS: What morphology code should be assigned to a low-grade glial/glioneuronal neoplasm? See Discussion. |
Pathology Diagnosis: Left temporal lesion - Low grade glial/glioneuronal neoplasm BRAF mutant. Pathologist Comment: The histopathological appearance of this lesion does not allow for a definitive diagnosis. However, the low-grade appearance, fibrillary nature, immunohistochemical profile, and the presence of a BRAF V600E mutation allow this to be categorized as a low-grade glial or possibly glioneuronal tumor. Despite the lack of exact classification this neoplasm can be expected to behave in a very indolent manner consistent with a WHO grade I classification. |
Assign 9413/0 for glioneuronal neoplasm. We consulted with our expert neuropathologist about the histology "glioneuronal neoplasm." This term is relatively new and has not yet been recognized by WHO or assigned an ICD-O code. Until such time that WHO determines a code for this neoplasm, our expert instructed us to use 9413/0. Since this is not a recognized neoplasm it is not included in the solid tumor rules. |
2019 |
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20190107 | First Course Treatment/Chemotherapy--Colon: Is maintenance therapy coded as part of the first course of treatment or as part of subsequent course of treatment? |
Patient was diagnosed with Stage IV colon cancer (liver metstasiss) and started on Folfox with Avastin. The medical oncologist decided to continue maintenance treatment with Xeloda and Avastin. Per Colon NCCN Guidelines Version 3.2019, interest in the use of maintenance therapy approach after first-line treatment of unresectable, metastatic colorectal cancer is growing. In general, this approach involves intensive first-line therapy, followed by less intensive therapy until progression in patients with good response to initial treatment. Colon Therapy 5/1/18 Colonoscopy biopsy: mod diff colon adenoca, MMR proficient, BRAF wild type 5/5/18 Liver biopsy: mets from colon cancer 6/18/18 " 11/20/2018 Med Onc: started 12 cycles Chemo - Folfox (Fluorouracil, leucovorin, Oxaliplatin) with Avastin 11/28/18 CT Pelvis: continued improvement in the liver mets; no residual tumor involving colon; no new mas or adenopathy in the chest, abdomen or pelvis 12/02/18 Med Onc follow up: Pt had tremendous response to chemotherapy and Avastin, cancer is not curable. Is amenable to maintenance therapy with Xeloda and Avastin; also amenable to descending colectomy in the future 1/7/19 Med Onc: starting maintenance treatment Xeloda + Avastin. |
Code the maintenance therapy as first course when the maintenance therapy includes at least one of the drugs from the original treatment. Use text fields to record the details. |
2019 |
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20190001 | EOD 2018/Summary Stage 2018--Brain and CNS: What are the Extent of Disease (EOD) Primary Tumor, EOD Reg Nodes, and Summary Stage 2018 codes for intradural schwannoma of the lumbar spine (L2-L4)? See Discussion. |
Example: Patient diagnosed following a resection of a cystic mass at L2-4 that proved an intradural tumor excision with final diagnosis of schwannoma, WHO grade 1. Per new Solid Tumor Rules, the primary site in this case should be coded C476 (peripheral nerves of trunk, NOS) and histology is 9560/0 (schwannoma, NOS). However, there are currently no coding options in the Soft Tissue of Trunk and Extremities EOD schema relating to a benign tumor. Likewise there are no coding options in the Soft Tissue and Sarcoma Summary Stage 2018 schema relating to a benign tumor. How should EOD 2018 and Summary Stage 2018 be coded for reportable benign schwannomas of the spinal nerve roots? |
The instruction regarding C476 has been removed from the Solid Tumor rules. Benign and borderline neoplasms coded to C470-C479 are not reportable at this time. Assign C720 for an intradural schwannoma at L2-4. That should allow you to use the correct EOD and Summary Stage 2018 schemas. |
2019 |
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20190041 | Reportability/Primary Site--Gastrointestinal (GI) Tract: Is a gastrointestinal stromal tumor (GIST) with a single nodule in the small intestine (C17_) and a nodule in the stomach (C16_) reportable per the 2018 SEER Coding Manual reporting instructions for GIST due to the multiple foci or do the multiple foci need to be in the same organ to be reportable? See Discussion. |
Example: Small intestine wedge resection with GIST, 1.8 cm in mid small intestine, single nodule. Stomach nodule biopsy: GIST, 0.3 cm. Pathology report comment section indicates the gastric GIST is not staged due to the small size and incidental nature. |
Report the GIST in the small intestine. The 2018 SEER Manual says to report GIST when there are multiple foci and to code the primary site to the site where the malignancy originated. Use text fields to record the details, including the stomach nodule. |
2019 |
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20190027 | Extent of Disease 2018/Primary tumor/Neoadjuant treatment: If there is no clinical information available and all that is available is the post-neoadjuvant information, is it better to code EOD unknown (999) or use the post-neoadjuvant information to code EOD? See Discussion. |
The Extent of Disease (EOD) Manual states: Neoadjuvant (preoperative) therapy: If the patient receives neoadjuvant (preoperative) systemic therapy (chemotherapy, immunotherapy) or radiation therapy, code the clinical information if that is the farthest extension documented. If the post-neoadjuvant surgery shows more extensive disease, code the extension based on the post-neoadjuvant information. |
Code EOD Primary Tumor using the post neoadjuvant information for this case. Since the only information you have is the post neoadjuvant, code that. EOD combines clinical and pathological information. |
2019 |
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20190094 | Reportability/Heme & Lymphoid Neoplasms--Skin: Is elephantiasis nostras verrucosa (ENV) reportable as a lymphoma? See Discussion. |
The autopsy report indicated a diagnosis of: Skin: Hyperkeratosis and pseudoepitheliomatous hyperplasia as well as reactive angioendotheliomatosis indicating Elephantiasis Nostras Verrucosa. |
Elephantiasis nostras verrucosa (ENV) is not reportable. ENV is a rare form of chronic lymphedema caused by any number of conditions including neoplasms, trauma, radiation treatment, congestive heart failure, obesity, hypothyroidism, chronic venous stasis, and parasitic infection. |
2019 |
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20190009 | First Course Treatment/Surgery of Primary Site--Breast: How is "Goldilocks," also referred to as oncoplastic reconstruction, in the surgery section for breast cancer patients coded? |
Code Goldilocks mastectomy in Surgery of Primary Site. Breast surgery code 30 seems to be the best available choice for "Goldilocks" mastectomy. It is essentially a skin-sparing mastectomy with breast reconstruction. The choice between code 30 and codes in the 40-49 range depends on the extent of the breast removal. Review the operative report carefully and assign the code the best reflects the extent of the breast removal. |
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20190074 | First course treatment/Scope of Reg LN Surgery--Breast: How is Scope of Regional Lymph Node Surgery coded when there is a sentinel lymph node biopsy (SLNBx) and intra-mammary nodes removed for a single primary? See Discussion. |
Example: Operative report documents a left breast skin sparing mastectomy and sentinel node biopsy procedure. Pathology report lists left axillary sentinel nodes in specimen A) with 0/2 nodes positive, and left breast mastectomy without axilla in specimen B) yielding an additional 0/2 intramammary nodes positive. Would the Scope of Regional Node Surgery be coded as 2 (SLN biopsy) to capture the intent of the sentinel node procedure only, or 6 (code 2 + 4) to capture the actual type and number of nodes removed? SEER Coding and Staging Manual includes Scope of Regional Lymph Node Surgery instruction 4.b. which mentions assigning code 4 to intra-organ node removal. Similarly, there is instruction for coding SLN biopsy as code 2 and SLN biopsy with axillary dissection at the same time (code 6) or during separate procedures (code 7). However, it is not clear this combination code is how we should also capture an incidental intra-organ node removal. |
Revised answer 07/11/2023 Assign code 6, Sentinel node biopsy and code 3, 4, or 5 at same time or timing not noted. There were two sentinel lymph nodes removed (code 2) plus two intramammary nodes removed in a separate specimen from the mastectomy (code 4). Assign code 6 when nodes are removed from a sentinel lymph node procedure at the same time as removal of intra-organ lymph nodes which were not part of the sentinel lymph node procedure. |
2019 |
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20190106 | Tumor Size--Esophagus: Can information from the endoscopy procedure that implies a size of 3 cm for Tumor Size--Clinical be used for Esophagus? See Discussion. |
1-28-2018 CT Scan: 2.4 cm mass 2-15-2018 Endoscopy: Mass was present 22 to 25 cm. Biopsies were taken with cold forceps for histology; biopsy positive. |
For the case you describe, we would record the clinical tumor size stated on the CT report. The priority order for clinical tumor size is as follows. 1. Biopsy or operative (surgical exploration) report 2. Imaging 3. Physical exam We do not recommend coding tumor size based on an inferred tumor size from a description such as "Mass was present 22 to 25 cm." Look for an actual measurement of the mass, or a stated tumor size. Use text fields to record details. |
2019 |
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20200058 | Surgery of Primary Site/Surgery Codes, NOS--Pancreas: What exactly is an extended pancreatoduodenectomy? Must the entire pancreas be resected in order to use code 70? What minimal requirements must be met to use code 70? How should a Whipple with cholecystectomy, partial omentectomy, common hepatic excision, portal vein resection, and lymphadenectomy be coded? |
According to our research, a pancreaticoduodenectomy (PD) includes an en bloc resection of the pancreatic head, the common bile duct, the gallbladder, the duodenum, the upper jejunum, the distal portion of the stomach and the adjacent lymph nodes. The extended PD procedure includes extended lymphadenectomy, extended organ resection, and extended vascular resection and reconstruction. Code 70 could be assigned without the entire pancreas being resected. A Whipple procedure removes the head of the pancreas, duodenum, stomach and gallbladder and part the common bile duct. The portal vein resection is probably part of the common bile duct excision. If the omentectomy was performed for treatment of this primary, record it in "Surgical Procedure of Other Site." Record the lymphadenectomy in the lymph node data items. |
2020 |
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