SEER Inquiry System - Search

EOD 2018/EOD Primary Tumor--Prostate: How is Extent of Disease (EOD) Prostate Pathologic Extension coded when no residual cancer is found? See Discussion.

Surgery Primary Site--Melanoma: How should Surgery of Primary Site be coded for a melanoma diagnosed on punch or shave biopsy followed by a wide excision that shows no residual disease and the gross wide excision specimen size showing no residual is greater than 1 cm in all dimensions (length, width and depth)? See Discussion.

Surgery of Primary Site--Head & Neck: Is the removal of the left tonsil during a bilateral tonsillectomy for a right tonsil primary coded in the surgery of the primary site field to 27 [Excisional bx], 30 [Pharyngectomy, NOS], 31 [Limited/partial pharyngectomy; tonsillectomy; bilateral tonsillectomy], or to code 2 under the Surgical Procedure of Other Site field? See discussion.

Systemic/Surgery Sequence: The note associated with code 4 in Systemic Treatment/Surgery Sequence in the 2018 SEER Manual says: Code 4 is intended for situations with at least two episodes or courses of systemic therapy. Does this mean two different types of systemic therapy before and after surgery? See Discussion.

Summary Stage 2018/Extension--Colon: What is the Summary Stage for adenocarcinoma of cecum where the tumor extends into the proximal portion of attached vermiform appendix? 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.

EOD 2018/EOD Primary Tumor--Lung: How should EOD Primary Tumor be coded when imaging describes a large left upper lobe 9.1 cm mass that Also noted is no pleural effusion and normal chest wall. See Discussion.

Surgery of Primary Site--Breast: If the diagnosis is a single primary involving both breasts, do we code 41 Surgery Primary site with 1 in Surgery Other site, or code 76 Surgery Primary site with 0 in Surgery Other site? See discussion.

Surgery of Primary Site--Breast: Would you code a unilateral breast simple mastectomy with tissue expanders and AlloDerm or an acellular dermal matrix as Code 45, Reconstruction with Implant, or Code 46, Reconstruction with Combined Tissue and Implant? See Discussion.