1-12. ASYSTOLE

a. Analysis. A straight line on the electrocardiogram indicates an absence ofelectrical activity by the heart: no regularity, rate, P waves, P-R interval, or QRScomplex.

Lead II rhythm generated systole. By Glenlarson (Own work) [Public domain], via Wikimedia Commons
Lead II rhythm generated systole. By Glenlarson (Own work) [Public domain], via Wikimedia Commons
The casualty is clinically dead. He has no effective cardiac output. Normal rhythm must be restored within a few minutes by appropriate treatment.

b. Example. An example of asystole (cardiac standstill) is shown in figure 1-35.

Figure 1-35. Asystole (cardiac standstill).
Figure 1-35. Asystole (cardiac standstill).

 

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