First Course Treatment/Radiation Therapy/Immunotherapy--Thyroid: For this primary, do we code I-131 as a Radio-isotope as well as a Biological Response Modifier? See Description.
Chemotherapy/Radiation Therapy--Lymphoma: How is treatment coded when Rituxan is given in combination with the monoclonal antibody Zevalin conjugated to 90-Yttrium or the monoclonal antibody Bexxar conjugated to 131-Iodine in the treatment of NHL?
First Course of Therapy/Hormone Therapy--Meningioma: Should Sandostatin be coded as treatment for a Grade 1 meningioma? Patient had surgery and was somatostatin receptor 2 (SSTR2) positive by immunohistochemistry.
Summary Stage 2018--Ovary: What is the summary stage for an ovarian primary in 2024, in which the ovary capsule was ruptured with surgical spill? See Discussion.
Primary Site/Behavior Code/EOD-Extension: How would these fields be coded for "squamous cell carcinoma in situ involving papilloma -- locally aggressive but not technically invasive" found in the sphenoid sinus, soft tissue of the skull base and brain? See Description.
Primary Site--Soft Tissue: How is the primary site coded for a PNET found in the groin when the Tumor Board states the primary is unknown but the SEER site/histology validation table does not allow a site of C809 or C76x to be coded in combination with the histology of 9473/3?
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