SEER Inquiry System - Search

First Course Treatment/Neoadjuvant Therapy--Melanoma:  How are the three Neoadjuvant Therapy data items (Neoadjuvant Therapy, Neoadjuvant Therapy--Clinical Response, Neoadjuvant Therapy--Treatment  Effect) coded when a patient is diagnosed with melanoma in the lymph nodes with no primary skin site identified? The physician gives immunotherapy as neoadjuvant therapy with planned and carried out surgical resection of involved lymph nodes following completion of immunotherapy. There is no "planned definitive surgical resection of the primary site" as no primary site was found,

First Course Treatment/Radiation Therapy:  How should Lutathera be coded? CoC states XRT- Radioisotopes and SEER states Other Treatment.

Primary Site/Histology--Intrahepatic Duct:  How are primary site and histology coded for cholangiocarcinoma cases when the pathology only shows a liver tumor and other involvement.  See Discussion.

Laterality--Brain and CNS: Can Laterality be coded as 5 (midline) for a sella turcica meningioma (or tuberculum sellae meningioma) when no other statement regarding tumor laterality is documented? See Discussion.

Reportability/Histology--Eye:  Is “squamous mucosa with high grade dysplasia” equivalent to a diagnosis of “high grade squamous dysplasia?” See Discussion.

Solid Tumor Rules/Histology--Thyroid:  What is the histology code for sclerosing mucoepidermoid carcinoma with eosinophilla in the left thyroid and papillary thyroid carcinoma in the right thyroid?  See Discussion.

Histology--Brain and CNS: What is the histology code of a primary papillary epithelial tumor of the sella (PPETS)?  See Discussion.

Solid Tumors Rules/Histology--Head and Neck:  How is histology coded for head and neck primaries when a tumor is diagnosed as an invasive squamous cell carcinoma with multiple subtypes?  See Discussion.

Solid Tumor Rules/Histology--Bladder:  How is histology coded for a transurethral resection of the bladder (TURB) diagnosis with multiple components?  See Discussion.

First Course Treatment--Lymphoma: Is the first round of systemic therapy coded as first course of therapy or is it all the therapy given to achieve remission for a lymphoma case with multiple treatments? See Discussion.