RadioFrequency Catheter Ablation

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RadioFrequency Catheter Ablation

• M.Safi MD
• M.H.Namazi MD
• S.Alipour MD
• Shahid Modarress Heart Hospital

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Right free wall
Right posteroseptal
AVNRT
Midseptal
Anteroseptal
AVRT
Left posteroseptal
PSVT
Atrial flutter
Left posterolateral
Focal Af
Tachyarrhythmias
VT
Left free wall
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AVNRT

• Fast
  Pathway
• Slow Pathway

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Patients sex
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Structural heart disease

• MVPMR
• IHD
• DCM
• Ebstein anomaly

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Concealed Conduction
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History of DC Shock
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Success Rate
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Success / frequency of attacks

• High frequencygt 1/wk
• Medium frequency
• Low frequency lt1/ 3mo

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Success/ Approach

• Septostomy
• Retrograde approach
• Coronary sinus

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Success rate evolution
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Complications

• DVT
• Pneumothorax
• Stroke
• RBBB

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Conclusion

• RF catheter ablation is safe and successful in
  treatment of PSVT(s) with best results for AVNRT.
• Success rate is affected by site of accessory
  pathway and frequency of attacks in this study.