THE MERCK MANUAL HOME HEALTH HANDBOOKmultimedia

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  • Heart Block
  • ECG: Heart Block

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    ECG: Heart Block

    An ECG strip shows the presence of second-degree heart block, in which conduction of the heartbeat from the atria to the ventricles is intermittently blocked. A normal ECG strip is shown at the bottom for comparison.

    (From D Dubin, Rapid Interpretation of EKGs, 1996, Cover Inc., p. 95, 171; with permission.)

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