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Polyp histopathological grade code N

Identifying and definitional attributes

Metadata item type:Help on this termValue Domain
METeOR identifier:Help on this term308384
Registration status:Help on this termHealth, Standard 29/08/2014
Definition:Help on this termA code set representing the histopathological grade of a polyp.

Representational attributes

Representation class:Help on this termCode
Data type:Help on this termNumber
Format:Help on this termN
Maximum character length:Help on this term1
Permissible values:Help on this term
ValueMeaning
1Low grade dysplasia
2High grade dysplasia/in situ
3Suspicious for invasion
4Invasive carcinoma
9No dysplasia

Collection and usage attributes

Guide for use:Help on this term

CODE 1   Low grade dysplasia

A growth in which cells which are very similar to cancer cells grow in an organ but which have a low chance of invading into tissue or metastasise.

CODE 2   High grade dysplasia/in situ

A growth in which cells which are very similar to cancer cells grow in an organ but which have a high chance of invading into tissue or metastasise.

CODE 3   Suspicious for invasion

A growth that may have the ability to invade into tissue or metastasise.

CODE 4   Invasive carcinoma

A growth that has the ability to invade into tissue or metastasise.

CODE 9   No dysplasia

A growth in which cells are not similar to cancer cells and are unable to invade other tissue or metastasise.

Relational attributes

Data elements implementing this value domain:Help on this term

Patient—grade of colorectal polyps found, code N Health, Superseded 06/09/2018

Patient—grade of colorectal polyps found, code N Health, Standard 06/09/2018

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