ACS anatomical correlation
| Coronary Artery |
Location | ECG Leads | Complications |
| LAD | Anteroseptal | V1-V3 |
Left ventricular dysfunction: -Decreased CO2 -CHF Left PFB Infranodal block (2 ̊or 3 ̊) |
| LAD | Anterior | V2-V4 | |
| LCA | Lateral | I, aVL, V4-6 |
Left ventricular dysfunction: -Decreased CO2 -CHF |
| RCA | Inferior | II, III, aVF |
Hypotension (NTG/morphine) Atrial fibrillation/flutter PACs Infranodal block (2 ̊and 3 ̊) Papillary muscle rupture (murmur) |
| RCA | Right ventricular | V4R (also II, III, aVF) | |
| RCA (90%), LCA (10%) |
Posterior |
R waves in V1, V2 (also V7-9) | |
| LCMA | Anterolateral | avR (STE) |