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Report Produced: 02/10/2026 01:14 AM

Report Question ID Question
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.
20031129 Primary Site: How is this field coded for cholangiocarcinoma involving the intrapancreatic bile duct?
20140008 Primary site: If text supports a pancreatobiliary primary with no other information what primary site code would be assigned? C249 biliary tract NOS, or C269 GI tract nos, or C809 unknown?
20071006 Primary Site: Is an "angiosarcoma" stated as arising in the skin of the breast and treated with a mastectomy, coded to the primary site of skin or breast?
20031079 Primary Site: Should we code C80.9 [unknown primary] or code C34.9 [Lung] according to the terminology, "most likely site of origin is lung"? See Description.
20000845 Primary Site: What code should be used to represent the site for an "extraovarian" papillary serous adenocarcinoma located in the "rectal muscle sheath"? See discussion.
20081002 Primary site: What is the correct primary site code for angiosarcoma of the spleen with mets to bone marrow C42.2 vs C49x? See Discussion.
20120086 Primary site: What is the single primary site used for a patient with multiple tumors in the duodenum and jejunum? See discussion.
20000851 Primary Site: What site code is used to classify a femur biopsy with pathologic diagnosis of "Ewing sarcoma/primitive neuroectodermal tumor (PNET)"? See discussion.
20041070 Primary Site: What would the primary site be for carcinoma of the renal pelvis, status post transplant? Please see details below. See Discussion.