Skip to content Learn about the access keys available for Aristotle.Cloud

Primary site of cancer code (ICDO-3) ANN{.N[N]}

This item has been superseded by a newer version by one or more Registration Authorities.

Definition

The ICDO (3rd edition) code set representing the site of origin of a tumour, as opposed to the secondary or metastatic sites.

Representation

Data Type String
Format ANN{.N[N]}
Maximum character length 6

Comments

Guide for use:

Report the primary site of cancer, if known, for patients who have been diagnosed with a cancer.

In ICDO, primary site is identified using both the Cxx.x code identifying site and the behaviour code to identify whether the site is the primary site. The behaviour code numbers used in ICDO are listed below:

0 Benign

1 Uncertain whether benign or malignant

  • borderline malignancy
  • low malignant potential

2 Carcinoma in situ

  • intraepithelial
  • non-infiltrating
  • non-invasive

3 Malignant, primary site

6 Malignant, metastatic site

  • malignant, secondary site

9 Malignant, uncertain whether primary or metastatic site

References


This content Based on Australian Institute of Health and Welfare material. Attribution provided as required under the AIHW CC-BY licence.

Related content

Relation Count
Data Elements implementing this Value Domain 1