12 Lead Placement Standard And CC5-CM5-CH5

**Semantic type:** Classification

**Definition:** An electrocardiogram (ECG) lead placement whereby 12 leadpoints are recorded but the standard lead positions have been modified so that the bipolar lead groups place the negative of the reference electrode over the manubrium (CM5), the right scapula (CB5), V5R (CC5) or on the forehead (CH5) and the active electrode at V5.

**Synonyms:** - STANDARD 12-LEAD AND CM5-CC5-CH5 - Standard 12-lead and CM5-CC5-CH5