Ventricular Fibrillation

Arrest

Recognition

  • • Chaotic disorganised waveform
  • • No discernible QRS
  • • No pulse

Key findings

  • • Coarse → fine VF over time

Clinical importance

  • • Shockable cardiac arrest rhythm

Management pearls

  • • Immediate defibrillation (200 J biphasic)
  • • CPR 2 min cycles
  • • Adrenaline 1 mg q3–5 min after 2nd shock
  • • Amiodarone 300 mg after 3rd shock
WardRound

WardRound

Clinical Decisions in Seconds