BASIS OF DIAGNOSIS (CANCER)

The basis of how a PATIENT DIAGNOSIS relating to cancer was identified.

Format / Length

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National Codes

Code Description
0 Death Certificate only (DCO): Information provided is from a death certificate
1 Clinical: Diagnosis made before death, but without any of the following codes
2
Clinical Investigation: All diagnostic techniques, including X-ray, Endoscopy, imaging, Ultrasound Scan, exploratory surgery (such as laparotomy), and autopsy, without a TISSUE diagnosis
4
Specific Tumour markers: Includes biochemical and/or immunological markers which are specific for a Tumour site
5
Cytology: Examination of CELLS from a primary or secondary site, including fluids aspirated by Endoscopy or needle; also includes the microscopic examination of peripheral blood and bone marrow aspirates, immunophenotyping by flow cytometry and a liquid Biopsy in the absence of pathology
6 Histology of a metastasis: Histological examination of TISSUES from a metastasis, including autopsy specimens (Retired 1 April 2024)
7
Histology of a primary Tumour: Histological examination of TISSUE from the primary Tumour, however obtained, including all cutting and bone marrow Biopsies. Also includes autopsy specimens of a primary Tumour (Retired 1 April 2024)
7.1
Histology of the primary Tumour: Histologic examination of TISSUE from the primary Tumour, however obtained, including all cutting techniques and bone marrow Biopsies
7.2
Histology of a metastasis: No histology of the primary Tumour
7.3 Histology at autopsy: No histology before autopsy
8
Cytogenetic and/or molecular testing: Detection of Tumour-specific genetic abnormalities or genetic changes in the Tumour, including techniques such as karyotyping, FISH (Fluorescent In Situ Hybridization), PCR (Polymerase Chain Reaction), DNA (Deoxyribonucleic Acid) sequencing
9
Unknown: No information on how the PATIENT DIAGNOSIS has been made (e.g.  ELECTRONIC HEALTH RECORD only)

Also Known As

This Data Element is also known by these names:

Context Alias
Plural BASES OF DIAGNOSIS (CANCER)