Electrocardiography, Dr. D. Penney



Table 13. LEADS

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  • Bipolar limb leads (in frontal plane) - I, II, III.

  • Augmented unipolar limb leads (in frontal plane; require greater amplification) - aVr, aVl, aVf.

  • Precordial Leads (in horizontal or transverse plane, through AV node; Frank Wilson, Ann Arbor, 1933) - "exploring" electrode on chest -
    V1 & V2 overlie RV
    V3 & V4 overlie septum
    V5 & V6 overlie LV
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