EKG 64-Answer

  • Rate:  64 bpm
  • Rhythm:  NSR
  • Axis:  -79
  • Intervals:  PR=320ms c/w first degree AV block, QRS> 120ms
  • Morphology:  Wide QRS w/ rSR’ in V1-2 c/w RBBB and S wave inferior c/w LAHB.  First degree + RBBB + LAHB = trifasicular block
  • ST segment:  c/w BBB pattern
  • T-waves:  c/w BBB pattern
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