A 12-lead ECG with posterior leads V7–9 was diagnostic (Figure). The troponin-T level was 0.24 μg/L (reference 0.014μg/L), CK level: 738 U/L (reference 145 U/L). Prompt coronary ...
Background The use of the 12-lead ECG is common in UK paramedic practice but its value depends upon accurate placement of the ECG-electrodes. Several studies have shown widespread variation in the ...