Answer - Case of the month (May 2011): Difference between revisions

The extremity leads were positioned wrongly in this example resulting in enlarged QRS complexes and incorrect ST representation. The extremity leads were placed proximally on the chest (figure 1 lead_5). Correct lead positioning resulted in figure 2 (ECG_lead_3). The error could be reproduced, compare figures 3 and 4 (ECG_lead_1 and ECGlead_2).

 

[[File:E000540.jpg|200px|Figure 1]]

[[File:E000538.jpg|200px|Figure 2]]

[[File:E000536.jpg|200px|Figure 3]]

[[File:E000537.jpg|200px|Figure 4]]