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Framework that allows defining file formats (layouts) and use them to read and write data files.
Item #
Length
Source of Standard
Year Implemented
Version Implemented
Year Retired
Version Retired
3858
1
NAACCR
NAACCR XML: Tumor.highRiskHistologicFeatures
DescriptionHigh Risk Histologic Features are defined in AJCC 8 Chapter 15 to include the terms "poor differentiation, desmoplasia, sarcomatoid differentiation, undifferentiated." High risk histologic features are a prognostic factor for cutaneous cell carcinomas of the head and neck.RationaleHigh Risk Histologic Features is a Registry Data Collection Variable in AJCC. It was previously collected as Skin, CS SSF # 12.Codes0 No high risk histologic features 1 Desmoplasia 2 Poor differentiation (grade 3) 3 Sarcomatoid differentiation 4 Undifferentiated (grade 4) 5 Multiple high risk histologic features 6 Histologic features, NOS (type of high risk histologic feature not specified) 8 Not applicable: Information not collected for this case
(If this information is required by your standard setter, use of code 8 may result in an edit error)
9 Not documented in medical record
High risk histologic features 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.