Basis of diagnosis of cancer code N

Identifying and definitional attributes

Metadata item type:Value Domain
METeOR identifier:270758
Registration status:Health, Standard 01/03/2005
Definition:A code set representing sources of cancer diagnosis.

Representational attributes

Representation class:Code
Data type:Number
Format:N
Maximum character length:1
Permissible values:
ValueMeaning
0Death certificate only: Information provided is from a death certificate
1Clinical: Diagnosis made before death, but without any of the following (codes 2-7)
2Clinical investigation: All diagnostic techniques, including x-ray, endoscopy, imaging, ultrasound, exploratory surgery (e.g. laparotomy), and autopsy, without a tissue diagnosis
4Specific tumour markers: Including biochemical and/or immunological markers that are specific for a tumour site
5Cytology: 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
6Histology of metastasis: Histological examination of tissue from a metastasis, including autopsy specimens
7Histology of a primary tumour: Histological examination of tissue from primary tumour, however obtained, including all cutting techniques and bone marrow biopsies; also includes autopsy specimens of primary tumour
8Histology: either unknown whether of primary or metastatic site, or not otherwise specified
Supplementary values:
9Unknown.

Collection and usage attributes

Guide for use:

CODES 1 - 4

Non-microscopic.

CODES 5 - 8

Microscopic.

CODE 9

Other.

Comments:In a hospital setting this metadata item should be collected on the most valid basis of diagnosis at this admission. If more than one diagnosis technique is used during an admission, select the higher code from 1 to 8.

Relational attributes

Data elements implementing this value domain:

Person with cancer—most valid basis of diagnosis of a cancer, code N Health, Superseded 07/12/2011

Person with cancer—most valid basis of diagnosis of a cancer, code N Health, Standard 07/12/2011

Person with cancer—most valid basis of diagnosis of the first recurrence, code N Health, Standard 07/12/2011