The ECG Course
Chapter	
  7	
  
Sinus	
  Rhythms	
  

Adam	
  Thompson,	
  EMT-­‐P,	
  BAS	
  
Sinus Rhythms
Normal Sinus Rhythm	


• 
• 
• 
• 
• 
• 

Rate:	
  60	
  -­‐	
  100	
  bpm	
  
Rhythm:	
  Regularly	
  Regular	
  
P	
  wa...
Sinus Arrhythmia	


• 
• 
• 
• 
• 
• 

Rate:	
  60	
  -­‐	
  100	
  bpm	
  
Rhythm:	
  Varies	
  with	
  respiraFon	
  
P	...
Sinus Bradycardia	


• 
• 
• 
• 
• 
• 

Rate:	
  <	
  60	
  bpm	
  
Rhythm:	
  Regularly-­‐Regular	
  
P	
  wave:	
  Prese...
Sinus Tachycardia	


• 
• 
• 
• 
• 
• 

Rate:	
  >	
  100	
  bpm	
  
Rhythm:	
  Regularly-­‐Regular	
  
P	
  wave:	
  Pres...
Sinus Pause/Arrest	


• 
• 
• 
• 
• 
• 

Rate:	
  Varies	
  
Rhythm:	
  Irregular	
  
P	
  wave:	
  Present	
  except	
  f...
Sinus Block	


• 
• 
• 
• 
• 
• 

Rate:	
  Varies	
  
Rhythm:	
  Regularly	
  -­‐	
  Irregular	
  
P	
  wave:	
  Present	
...
Sinus Rhythms
Sinus Rhythms
Sinus Rhythms
Sinus Rhythms
Sinus Rhythms
Sinus Rhythms
Sinus Rhythms
Sinus Rhythms
Sinus Rhythms
Sinus Rhythms
Sinus Rhythms
Sinus Rhythms
Sinus Rhythms
Sinus Rhythms
Sinus Rhythms
Sinus Rhythms
The ECG Course
resuscitationist@gmail.com	


Subscribe	
  to	
  our	
  channel	
  
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Ch 7 sinus rhythms

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Ch 7 sinus rhythms

  1. 1. The ECG Course Chapter  7   Sinus  Rhythms   Adam  Thompson,  EMT-­‐P,  BAS  
  2. 2. Sinus Rhythms
  3. 3. Normal Sinus Rhythm •  •  •  •  •  •  Rate:  60  -­‐  100  bpm   Rhythm:  Regularly  Regular   P  wave:  Present   P:QRS  raFo:  1  to  1   PR-­‐interval:  Normal   QRS  Width:  <  120  ms  (0.12  sec)  
  4. 4. Sinus Arrhythmia •  •  •  •  •  •  Rate:  60  -­‐  100  bpm   Rhythm:  Varies  with  respiraFon   P  wave:  Present   P:QRS  raFo:  1  to  1   PR-­‐interval:  Normal   QRS  Width:  <  120  ms  (0.12  sec)  
  5. 5. Sinus Bradycardia •  •  •  •  •  •  Rate:  <  60  bpm   Rhythm:  Regularly-­‐Regular   P  wave:  Present   P:QRS  raFo:  1  to  1   PR-­‐interval:  Normal   QRS  Width:  <  120  ms  (0.12  sec)  
  6. 6. Sinus Tachycardia •  •  •  •  •  •  Rate:  >  100  bpm   Rhythm:  Regularly-­‐Regular   P  wave:  Present   P:QRS  raFo:  1  to  1   PR-­‐interval:  Normal   QRS  Width:  <  120  ms  (0.12  sec)  
  7. 7. Sinus Pause/Arrest •  •  •  •  •  •  Rate:  Varies   Rhythm:  Irregular   P  wave:  Present  except  for  pause   P:QRS  raFo:  1  to  1   PR-­‐interval:  Normal   QRS  Width:  <  120  ms  (0.12  sec)  
  8. 8. Sinus Block •  •  •  •  •  •  Rate:  Varies   Rhythm:  Regularly  -­‐  Irregular   P  wave:  Present  except  for  “dropped  beat”   P:QRS  raFo:  1  to  1   PR-­‐interval:  Normal   QRS  Width:  <  120  ms  (0.12  sec)  
  9. 9. Sinus Rhythms
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  13. 13. Sinus Rhythms
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  24. 24. Sinus Rhythms
  25. 25. The ECG Course resuscitationist@gmail.com Subscribe  to  our  channel  
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