From: Correlation of electrocardiographic conduction abnormalities with myocardial fibrosis and scar in late enhancement
normal ECG
LBBB
RBBB
HB
IVCD
AVB
normal
83%
0%
17%
10%
7%
fibrosis
47%
13%
27%
20%
ischemic scar
myocarditis
33%
50%