NAACCR Item #2800: CS Tumor Size
| Item # | Length | Source of Standard | Year Implemented | Version Implemented | Year Retired | Version Retired |
|---|---|---|---|---|---|---|
| 2800 | 3 | AJCC | 2003 | 10 |
NAACCR XML:
Tumor.csTumorSize
Description
Records the largest dimension or diameter of the **primary tumor** in millimeters.
Rationale
Tumor size at diagnosis is an independent prognostic indicator for many tumors and it is used by Collaborative Staging to derive some TNM-T codes.