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Report Produced: 01/19/2026 02:55 AM

Report Question ID Question
20000487 Primary Site--Kaposi Sarcoma: Would the following Kaposi primaries be examples of cases not coded to skin for primary site? See discussion.
20130008 Primary site--Kidney, renal pelvis: Should primary site be coded C809 [unknown] or C649 [kidney] when a patient is diagnosed with renal cell carcinoma in a transplanted kidney?
20120029 Primary site--Lung: What is the code for primary site if a small cell carcinoma presents as mediastinal masses?
20041015 Primary Site--Lymphoma: How should this field be coded when a diffuse large B-cell lymphoma is found in the femur and in the soft tissue of the anterior chest wall but all CT scans are negative for lymphadenopathy?
20000848 Primary Site--Lymphoma: How should you code the primary site for a lymphoma that presents in a "mediastinal mass"?
20000849 Primary Site--Lymphoma: How should you code the primary site for a lymphoma that presents with involvement of an extranodal site and regional lymph nodes? See discussion.
20021146 Primary Site--Lymphoma: Is the primary site likely to be extranodal for a lymphoma that presents in an extranodal site and lymph nodes which are regional for that site? Is the primary site also likely to be extranodal if an extranodal site and lymph nodes are excised? See discussion.
20031062 Primary Site--Melanoma: How would this field be coded for a pleural effusion consistent with metastatic melanoma and "no skin lesions?"
20031130 Primary site--Melanoma: Should melanoma of the nipple be coded to C50.0 [Nipple] or C44.5 [Skin of the trunk]?
20021031 Primary Site--Meninges: Should the primary site for a meningioma of the right frontal lobe be coded to C71.1 or C70.0? See discussion.