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How To Read Ekg 12 Lead. Lead iii has the most positive deflection and lead i should be negative. Lead ii has the most positive deflection compared to leads i and iii. This section describes the basic components of the ecg and the lead system used to record the ecg tracings. Lifeline north dakota regional ems and hospital conference samantha kapphahn do essentia health interventional cardiology june 5th 2014.
Does looking at a 12 lead ekg put your own heart into a lethal rhythm. Normal adult 12 lead ecg. Read our cardiac axis guide to learn more. However a 4 lead ekg can also diagnose different heart conditions. The bottom one or two lines will be a full rhythm strip of a specific. The standard 12 lead electrocardiogram is a representation of the heart s electrical activity recorded from electrodes on the body surface.
Lead iii has the most positive deflection and lead i should be negative.
When you visit for ecg test there are a lot of leads applied to your body surface. The standard 12 lead ecg. Nurses are usually the first ones to read that hot off the press ekg tracing. When looking at a 12 lead ecg a few logistics must be understood. Lifeline north dakota regional ems and hospital conference samantha kapphahn do essentia health interventional cardiology june 5th 2014. Lead ii has the most positive deflection compared to leads i and iii.