PHAM QUOC KHANH, MD, PhD. et al
Vietnam Heart Institute
PRIMARY RESULTS OF
RF CATHETER ABLATION FOR AF
IN VIETNAM HEART INSTITUTE
Background -Forms of Atrial Fibrillation
-Clinical type of AF:
+ paroxysmal <7days: self-terminating.
+ persistent > 7 days: require intervention
termination.
+ permanent: refractory to cardioversion or
accepted as final rhythm.
-
Background - Prevalence of AFib
General population-based
prevalence
0.95%
Go AS, et al. JAMA (2001) 285: 2370
ATRIA study
2.5% Olmsted County study
Miyasaka Y, et al. Circulation (2006) 114: 119
Prevalence of AFib
Olmsted County study
Projected number of persons with AF
(millions)
2000
Year
2005 2010 2015 2020 20302025 2035 2040 2045 2050
0
16
14
10
6
2
12
8
5.1
15.9
15.2
14.3
13.1
11.7
10.2
8.9
7.7
5.9
6.7
45.1
12.1
11.7
11.1
10.3
9.4
8.4
7.5
6.8
5.6 6.1
Miyasaka Y, et al. Circulation (2006) 114: 119
Increased Risk of Cardiovascular Events
Stewart S, et al. Am J Med (2002) 113: 359
At least one CV event (%)
AFib No AFib
0
20
40
80
100
45
60
66
AFib No AFib
27
89
Men Women
Death or hospitalization in individuals with CV event(s) after 20
years