Supraventricular Arrhythmias Supplemental Practice #2.1

Discussion of determining regularity, rate, QRS duration, and rhythm

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Supraventricular Arrhythmias Supplemental Practice #2.1

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Discussion of determining regularity, rate, QRS duration, and rhythm
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  1. Supplemental EKG Practice #2

    Slide 1 - Supplemental EKG Practice #2

    • Elaine Niggemann, M.D., F.A.C.C
    • University of Arizona College of Medicine - Phoenix
  2. What is the rate, rhythm, and mechanism of each strip?

    Slide 2 - What is the rate, rhythm, and mechanism of each strip?

    • Regular vs Irregular?
    • Rate?
    • Wide Complex vs Narrow Complex?
    • Are there P waves?
  3. Regular vs Irregular?

    Slide 4 - Regular vs Irregular?

    • Yes
  4. Heart Rate?

    Slide 5 - Heart Rate?

  5. Heart Rate?

    Slide 6 - Heart Rate?

  6. Heart Rate?(Click to magnify)

    Slide 7 - Heart Rate?(Click to magnify)

    • (Answer on next slide)
  7. What is the heart rate?

    Slide 8 - What is the heart rate?

  8. Heart Rate?Explanation

    Slide 9 - Heart Rate?Explanation

  9. Rate on slower EKG?Click to magnify

    Slide 10 - Rate on slower EKG?Click to magnify

    • Heart rate is ~85 beats/minute
  10. Wide vs Narrow QRS?

    Slide 11 - Wide vs Narrow QRS?

  11. What is the QRS Duration?

    Slide 13 - What is the QRS Duration?

    • Click to magnify
    • Answer on next slide
    • Wide vs Narrow?
  12. Sinus vs PSVT?

    Slide 15 - Sinus vs PSVT?

  13. Final Impression

    Slide 16 - Final Impression

    • Narrow complex regular tachycardia at a rate of 240/minute
    • or
    • PSVT (Paroxysmal Supraventricular Tachycardia) at a rate of 240
    • Sinus tachycardia at a rate of 150-160/minute
  14. What is the rate, rhythm, and mechanism of each strip?

    Slide 17 - What is the rate, rhythm, and mechanism of each strip?

    • Regular vs Irregular?
    • Rate?
    • Wide Complex vs Narrow Complex?
    • Are P waves present?
  15. Types of Supraventricular Tachycardias

    Slide 18 - Types of Supraventricular Tachycardias

    • Sinus Tachycardia
    • PSVT (Paroxysmal Supraventricular Tachycardia)
    • Atrial Fibrillation
    • Atrial Flutter
    • Multifocal Atrial Tachycardia
  16. Slide 19

    • Wide vs narrow?