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chest lead

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chest lead (ld)

chest lead
[lēd]
1 an electrocardiographic conductor in which the exploring positive electrode is placed on the chest or precordium. The indifferent electrode is placed on the patient's back for a chest back (CB) lead, on the front of the chest for a chest front (CF) lead, on the left arm for a chest left (CL) lead, and on the right arm for a chest right (CR) lead.
2 
Usage notes: informal.
the tracing produced by such a lead on an electrocardiograph.


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By the way, the feeling of tightness in the chest leads some of the sufferers to believe that they are having a heart attack.
7) These peculiar ECG abnormalities are often more prominent in the right chest leads placed at or above the third intercostal space--a higher-than-usual placement.
 
 
 
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