10
Treatment
Table 6. Ongoing Management of Suspected Focal AT
COR
LOE Recommendations
I B-NR Catheter ablation is recommended in patients with symptomatic
focal AT as an alternative to pharmacological therapy.
IIa C-LD Oral beta blockers, diltiazem, or verapamil are reasonable for
ongoing management in patients with symptomatic focal AT.
IIa C-LD Flecainide or propafenone can be effective for ongoing
management in patients without SHD or ischemic heart disease
who have focal AT.
IIb C-LD Oral sotalol or amiodarone may be reasonable for ongoing
management in patients with focal AT.
Figure 5. Ongoing Management of Focal AT
Focal AT
Ablation
candidate, pt
prefers ablation
YES
NO
Catheter ablation
(Class I)
Beta blockers,
diltiazem, or
verapamil
(Class IIa)
Amiodarone or
sotalol
(Class IIb)
Drug therapy options
If ineffective
Flecainide or
propafenone
(in the absence
of SHD)
(Class IIa)
