Location
Leads involved
|
Distribution
|
Artery involved
|
II, III, aVF
|
Inferior
|
RCA
|
V3, V4
|
Anteroapical
|
Distal LAD
|
V1, V2
|
Anteroseptal
|
LAD
|
I, aVL, V5, V6
|
Anterolateral
|
Circumflex
|
I, aVL, V2-V6
|
Anterior
|
Proximal LCA
|
Tall R-wave in V1
|
Posterior
|
RCA
|
12-Lead
ECG
|
|
|
|
I
|
aVR
|
V1
|
V4
|
Lateral (Cx)
|
|
Septal (LAD)
|
Anterior (LAD)
|
II
|
aVL
|
V2
|
V5
|
Inferior (RCA)
|
Lateral (Cx)
|
Septal (LAD)
|
Lateral (Cx)
|
III
|
aVF
|
V3
|
V6
|
Inferior (RCA)
|
Inferior (RCA)
|
Anterior (LAD)
|
Lateral (Cx)
|
Progression
- ** Hyperacute T-waves (minutes)
- ST elevation (minutes)
- Biphasic T-waves (hours)
- T-wave inversion (hours to months)
- Q-waves (days)