NAACCR Item #3908: Percent Necrosis Post Neoadjuvant
| Item # | Length | Source of Standard | Year Implemented | Version Implemented | Year Retired | Version Retired |
|---|---|---|---|---|---|---|
| 3908 | 5 | NAACCR | 2018 | 18 |
NAACCR XML: Tumor.percentNecrosisPostNeoadjuvant
Description
Percent Necrosis Post Neoadjuvant is a prognostic factor for bone sarcomas.
Rationale
Percent Necrosis Post Neoadjuvant is a Registry Data Collection Variable for AJCC. It was previously collected as Bone, CS SSF# 3.
Codes
| 0.0 | Tumor necrosis not identified/not present |
| 0.1-100.0 | 0.1–100.0 percent tumor necrosis (Percentage of tumor necrosis to nearest tenth of a percent) |
| XXX.2 | Tumor necrosis present, percent not stated |
| XXX.8 | Not applicable: Information not collected for this case (If this item is required by your standard setter, use of code XXX.8 will result in an edit error.) |
| XXX.9 | Not documented in medical record No histologic examined of primary site No neoadjuvant therapy No surgical resection of primary site is performed |
Each Site-Specific Data Item (SSDI) applies only to selected primary sites, histologies, and years of diagnosis. Depending on applicability and standard-setter requirements, SSDIs may be left blank.