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Ch 12 ectopy

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Ch 12 ectopy

  1. 1. The ECG Course Chapter  12   Ectopy  &  Aberrancy   Adam  Thompson,  EMT-­‐P,  BAS  
  2. 2. Premature Complexes
  3. 3. Premature Atrial Contraction •  •  •  •  •  •  Rate:  Determine  underlined  rate   Rhythm:  Irregular   P  wave:  Present,  may  be  different  w/  PAC   P:QRS  raJo:  1  to  1   PR-­‐interval:  Normal,  may  vary  w/  PAC   QRS  Width:  <  120  ms  (0.12  sec)  
  4. 4. Premature Junctional Contraction •  •  •  •  •  •  Rate:  Determine  underlying  rhythm   Rhythm:    Irregular   P  wave:  none,  antegrade,  or  retrograde   P:QRS  raJo:  1:1  or  retrograde   PR-­‐interval:  None,  short,  or  retrograde   QRS  Width:  <  120  ms  (0.12  sec)  
  5. 5. Premature Ventricular Contraction •  •  •  •  •  •  Rate:  Determine  underlying  rhythm   Rhythm:    Irregular   P  wave:  None  with  PVC   P:QRS  raJo:  None   PR-­‐interval:  None   QRS  Width:  >  120  ms  (0.12  sec)  WIDE  
  6. 6. Ectopy Terms  to  remember   •  Bigeminy    -­‐  Every  other  beat   •  Trigeminy  –  Every  third  beat   •  Quadrigeminy  –  Every  fourth  beat   •  Mul:focal  –  Different  shapes  (morphologies)   •  Unifocal  –  Same  shape  (morphology)    
  7. 7. Ectopy
  8. 8. Ectopy
  9. 9. Ectopy
  10. 10. Ectopy
  11. 11. Ectopy
  12. 12. Escape Beats
  13. 13. Junctional Escape Beat •  •  •  •  •  •  Rate:  Determine  underlying  rhythm   Rhythm:    Irregular   P  wave:  none,  antegrade,  or  retrograde   P:QRS  raJo:  1:1  or  retrograde   PR-­‐interval:  None,  short,  or  retrograde   QRS  Width:  <  120  ms  (0.12  sec)  
  14. 14. Ventricular Escape Beat •  •  •  •  •  •  Rate:  Determine  underlying  rhythm   Rhythm:    Irregular   P  wave:  None  with  PVC   P:QRS  raJo:  None   PR-­‐interval:  None   QRS  Width:  >  120  ms  (0.12  sec)  WIDE  
  15. 15. Aberrancy
  16. 16. Aberrency
  17. 17. Ectopy & Aberrancy
  18. 18. Ectopy & Aberrancy
  19. 19. Ectopy & Aberrancy
  20. 20. Ectopy & Aberrancy
  21. 21. The ECG Course resuscitationist@gmail.com Subscribe  to  our  channel  

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