Site recode ICD-O-3/WHO 2008

Source of standard: North American Association of Central Cancer Registriesexternal icon

Source item name: Derived from Primary Site and Histologic Code ICD-O-3

Source item numbers: 400external icon (Primary Site) and 522external icon (Histologic Code ICD-O-3)

This recode variable is defined by the SEER Program. Its values are based on NAACCR variables for ICD-O-3, the primary site and histology code of the primary tumor being reported, with updated information for hematopoietic codes based on WHO Classification of Tumours of Haematopoietic and Lymphoid Tissues (2008). The site recode variables define the major cancer sites commonly used in reporting cancer incidence data.

Considerations for Use

This is the recommended variable for analyses by primary cancer site.

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