The ECG Course

Adam  Thompson,  EMT-­‐P,  BAS  

Chapter  10  Ventricular  Rhythms  

Ventricular Rhythms

Idioventricular Rhythm

•  Rate:  20  -­‐  40  bpm  •  Rhythm:    Regular  •  P  wave:  None  •  P:QRS  raIo:  None  •  PR-­‐interval:  None  •  QRS  Width:  >  120  ms  (0.12  sec)  WIDE  

Accelerated Ventricular Rhythm

•  Rate:  40  -­‐  100  bpm  •  Rhythm:    Regular  •  P  wave:  None  •  P:QRS  raIo:  None  •  PR-­‐interval:  None  •  QRS  Width:  >  120  ms  (0.12  sec)  WIDE  

Ventricular Tachycardia

•  Rate:  >  100  bpm  •  Rhythm:  Regular  •  P  wave:  None  or  complete  AV  disassociaIon  •  P:QRS  raIo:  None  •  PR-­‐interval:  None  •  QRS  Width:  >  120  ms  (0.12  sec)  WIDE  

Polymorphic Ventricular Tachycardia

•  Rate:  >  100  bpm  •  Rhythm:  Irregular  •  P  wave:  None  or  complete  AV  disassociaIon  •  P:QRS  raIo:  None  •  PR-­‐interval:  None  •  QRS  Width:  >  120  ms  (0.12  sec)  WIDE  

Torsades de Pointes

•  Rate:  200  -­‐  250  bpm  •  Rhythm:  Irregular  •  P  wave:  None  •  P:QRS  raIo:  None  •  PR-­‐interval:  None  •  QRS  Width:  >  120  ms  (0.12  sec)  WIDE  

Ventricular Fibrillation

•  Rate:  Indeterminate  •  Rhythm:  Irregular,  “ChaoIc”  •  P  wave:  None  •  P:QRS  raIo:  None  •  PR-­‐interval:  None  •  QRS  Width:  UnidenIfiable  

Ventricular Rhythms

Ventricular Rhythms

Ventricular Rhythms

Ventricular Rhythms

Ventricular Rhythms

Ventricular Rhythms

Ventricular Rhythms

Ventricular Rhythms

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