XYZ electrocardiography: correlations with conventional 12 lead electrocardiogram.
This brief describes (1) the significance of deflections recorded by the XYZ leads, (2) important diagnostic features of the XYZ leads in different normal and abnormal conditions, and (3) some of the discrepancies between the conventional 12 lead electrocardiogram and the XYZ leads.
D004562:Electrocardiography / Q000379:methods*; D004566:Electrodes; D006327:Heart Block / Q000175:diagnosis; D006801:Humans; D009203:Myocardial Infarction / Q000175:diagnosis