Vocabulary for EhrClusterCode

Version:	2.0
Status:	active
Date:	2003-11-28

Where the EhrCompoundLevel attribute value is 'cluster', the vocabulary is used to name subdivisions that group together a logically connected set of observations and circumstances applicable to those observations.

A code representing the name of a cluster of statements (e.g. a series of full blood counts), taken from one of the following cod systems:

SNOMED CT UK

A code from Snomed-CT (UK) may be accompanied by additional qualifying codes from the same coding system.

Clinical Terms (Read Codes) v3

A code from Clinical Terms (Read codes) Version 3 may be accompanied by additional qualifying codes from the same coding system.

Read Codes Version 2

Read Codes Four Byte Set

Egton Codes

EMIS Drug Codes

An optional code from another of the coding systems described above, representing a mapping to the first code, may be used as a "translation".

A translation code is not required if the data was originally recorded in Snomed-CT UK; otherwise the "translation" code should have an identical or more general meaning than the original code.