Electrocardiogram (ECG) change location code N (Value Domain)

Electrocardiogram (ECG) change location code N

Type: Value Domain
Identifiers: UUID - 67e83db0-158c-11e7-803e-0242ac110017; ID-NAME - 1528
Origin URI: Jump to original
Stewardship Organisation: None
Endorsed by: Data Quality Committee : Standard on Jan. 9, 2026

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Last updated: 09 January 2026
Created: 09 February 2023
Supersedes: None
Superseded by: None
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Definition

A code set representing the area in which the change is located on the 12-lead electrocardiogram (ECG).

Format	N
Maximum character length	1

	Value	Meaning	Start Date	End Date
Permissible Values	8	None	None	None
	4	True posterior: V1 V2	None	None
	3	Lateral leads: I, aVL, V5 to V6	None	None
	2	Anterior leads: V1 to V4	None	None
	1	Inferior leads: II, III, aVF	None	None
Supplementary Values	9	Not stated/inadequately described	None	None

Guide for use:

CODE 4 True posterior: V1 V2

True posterior is relevant only for tall R waves.