NAACCR Item #3853: HER2 ISH Single Probe Copy Number

Start Column

1766

End Column

1769

Alignment

RIGHT

Padding Character

' '

Documentation

Item # Length Source of Standard Year Implemented Version Implemented Year Retired Version Retired Column #
3853 4 NAACCR 2018 18 1766 - 1769

NAACCR XML: Tumor.her2IshSingleProbeCopyNumber

Description
HER2 in situ hybridization (ISH) Single Probe Copy Number is the HER2 copy number based on a single probe test.
Rationale
HER2 ISH Single Probe Copy Number is a Registry Data Collection Variable in AJCC. It is a new data item for cases diagnosed 1/1/2018+.
Codes
0.0-99.9 Reported HER2 copy number of 0.0-99.9
XX.1 Reported HER2 copy number of 100 or greater
XX.7 Test ordered, results not in chart
XX.8 Not applicable: Information not collected for this case
(If this item is required by your standard setter, use of code XX.8 will result in an edit error.)
XX.9 Not documented in medical record
Cannot be determined (indeterminate)
HER2 ISH Single Probe Copy Number not assessed or unknown if assessed
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.