SEER Inquiry System - Search

Reportability/Histology--Soft Tissue: Is a diagnosis of Myofibroblastoma with sarcomatous transformation a reportable malignancy?  See Discussion.

Update to Current Manual/Surgery of Primary Site 2023--Skin: Regarding the 2023 skin surgery codes for punch biopsy NOS (B220) and shave biopsy NOS (B230), how is Date of First Surgical Procedure coded for cutaneous lymphoma and Kaposi sarcoma when the punch or shave biopsy is not excisional? See Discussion.

Solid Tumor Rules/Histology--Uterine Corpus:  How is histology coded for an epithelioid and myxoid leiomyosarcoma of the myometrium?  See Discussion.

Reportability/Histology--Head & Neck:  Is a 2023 mandibular biopsy showing “severe squamous dysplasia with microscopic focus suspicious for superficial invasion” reportable?  See Discussion.

Reportability/Histology--Tongue: Is high grade squamous dysplasia of the tongue reportable; and is it the same as carcinoma in situ (CIS), code 8077/2?

Reportability/Histology--Thyroid:  Is a diagnosis of “angioinvasive oncocytic thyroid neoplasm with features worrisome for a poorly differentiated oncocytic carcinoma” reportable if the diagnosis comment states, additional immunostains were performed which demonstrate the carcinoma cells are positive for thyroglobulin and negative for calcitonin?  See Discussion.

First Course Treatment/Neoadjuvant Therapy--Breast: What pathology report descriptions are permissible to use in coding the Neoadjuvant Therapy Treatment Effect data item?  See Discussion.

Solid Tumor Rules/Histology--Lung:  What is the histology code for a lung tumor diagnosed as “Minimally invasive adenocarcinoma, mixed mucinous and non-mucinous, grade 1, lepidic-predominant”?  See Discussion.

First Course Treatment/Surgery of Primary Site--Rectum:  What surgery code should be used for laparoscopic C/T open low anterior resection with colorectal anastomosis, loop ileostomy in diagnosis year 2020, code 30 or 40?  See Discussion.

Solid Tumor Rules/Multiple Primaries--Breast:  Is an in situ tumor followed by an invasive tumor a single or multiple primaries?  See Discussion.