| Item # | Length | Source of Standard | Year Implemented | Version Implemented | Year Retired | Version Retired |
|---|---|---|---|---|---|---|
| 1,280 | 8 | CoC |
Records the date on which the surgical diagnostic and/or staging procedure was performed. See Surgical and Diagnostic Staging Procedure [1350]. See Data Descriptor Table for date format.
Formerly RX Date--DX/Stg Proc.
Note: This is a CoC item and for tumors diagnosed from January 1, 1996, through December 31, 2002, this may have been the date on which diagnostic, staging, and palliative procedures were performed. Beginning with tumors diagnosed on or after January 1, 2003, palliative procedures are collected in RX Summ--Palliative Proc [3270] and RX Hosp--Palliative Proc [3280].