Collaborative Stage Data Set - Revised 06/12/2013 FINAL

Breast

CS Site-Specific Factor 21
Response to Neoadjuvant Therapy

Note: Review the medical record for a specific statement by a physician about the response to neoadjuvant therapy. Do not try to interpret or infer a response based on other documentation in the medical record such as a description of residual tumor on the pathology report. Use code 999 if it is unknown if neoadjuvant therapy was given.

Code	Description
010	Complete response (CR)
020	Partial response (PR)
025	Response noted but no mention if it was complete or partial
030	No response (NR)
987	Not applicable: Neoadjuvant therapy not given
988	Not applicable: Information not collected for this case (If this information is required by your standard setter, use of code 988 may result in an edit error.)
998	OBSOLETE DATA CONVERTED V0203 See code 987 No neoadjuvant therapy
999	Unknown or no information Not documented in patient record