Grade, Differentiation--Bladder: Some pathologists use a two component grade system for bladder carcinomas - either low grade or high grade. Should we continue to code these per SEER rules as grades 2 [low grade] and 4 [high grade]? See discussion.
2004 SEER Manual Errata/Surgery of Primary Site--Lymphoma: Item 9.a on page 178 is incorrect. Do not assign surgery code 98 to lymphoma, primary in lymph nodes. See Appendix C, page C-707 for Lymphoma (primary in lymph nodes) surgery codes.
Race, Ethnicity/Spanish Surname or Origin: Which Spanish Surname List (from 1980 census or 1990 census) would SEER prefer us to use to code 7 in Spanish Surname or Origin? See Discussion.
Ambiguous terminology/Reportability--Thyroid: Should a thyroid case be accessioned based only on a cytology that is consistent with papillary carcinoma? See Discussion.
Ambiguous Terminology--Breast: Is a stereotactic biopsy that is "focally suspicious for DCIS" reportable if it is followed by a negative excisional biopsy? See Discussion.