1. ECG Strips of Cardiac Rhythms EYAS ALMOUSA,MD,FACC
Basic ECG Strips
ECG Strips of Cardiac Rhythms
EYAS ALMOUSA,MD,FACC
This slide set contains 46 ECG strips that depict various normal and abnormal cardiac rhythms:
Sinus
Atrial
Nodal
Heart blocks
PACs and PVCs
Ventricular
SVT
Pace competitive rhythms

2. Normal Sinus Rhythm
Normal Sinus Rhythm

3. Sinus Bradycardia
Sinus Bradycardia

4. Sinus Tachycardia
Sinus Tachycardia

5. Sinus Arrhythmia
Sinus Arrhythmia

6. Sinus Arrest
Sinus Arrest

7. TORSADE POINTS

8. WPW

9. LBBB and IMI

10. 1avb

11. Premature Atrial Contractions (PAC’s)

12. Atrial Flutter with 4:1 Block

13. Atrial Fibrillation
Atrial Fibrillation

14. Atrial Fibrillation with Slow Ventricular Rate

15. Atrial Fibrillation with Rapid Ventricular Rate

16. Nodal Rhythm
Nodal Rhythm

17. Nodal Rhythm with Buried P-Waves

18. First Degree A-V Block
First Degree A-V Block

19. First Degree A-V Block

20. Mobitz II
Mobitz II

21. MOBITZ I

22. 2;1 AVB
RBBB
LAFB

23. Second Degree A-V Block – Mobitz Type I – Wenckebach Block
Second Degree A-V Block (Wenckebach block)
Second Degree A-V Block – Mobitz Type I – Wenckebach Block

24. Third Degree (Complete) A-V Block

25. 3AVB

26. Left Bundle Branch Block

27. Right Bundle Branch Block

28. RBBB

29. Premature Ventricular Contraction (PVC)

30. Frequent PVC’s Producing Bigeminy

31. Frequent Premature Ventricular Contractions (PVC’s)

32. Premature Ventricular Contraction Paired (1 PAC)
Premature Ventricular Contraction (PVC) Paired (One Premature Atrial Contraction)

33. Multifocal Premature Ventricular Contractions (PVC’s)

34. Premature Ventricular Contraction (PVC) Falling on a T-Wave

35. Ventricular Tachycardia (VT)

36. Ventricular Fibrillation (VF)

37. Premature Atrial Contractions (PAC’s) – One Aberrantly Conducted
Premature Atrial Contractions – One Aberrantly Conducted
Premature Atrial Contractions (PAC’s) – One Aberrantly Conducted

38. Premature Atrial Contraction (PAC), Non-conducted

39. Muscle Tremor
Muscle Tremor

40. Atrial Flutter with 2:1 Block

41. Supraventricular Tachycardia (SVT)

42. Pacemaker Rhythm
Pacemaker Rhythm

43. RVH
RAD
RAA

44. Other causes of an R:S ratio of > in in lead V1:
Posterior wall MI (also causes ST depression in V1-V3,
Right bundle branch block
Wolff-Parkinson-White Type A
Lead misplacement (if V1 is placed too high)
Isolated posterior wall hypertrophy (occurs in Duchenne's muscular dystrophy)

45. LVH

46. 60 Cycle Interference =ELECTRICAL INTERFERENCE, power leakage or external power source( wires, monitors)
60 Cycle Interference